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[ CAS No. 790184-33-7 ] {[proInfo.proName]}

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3d Animation Molecule Structure of 790184-33-7
Chemical Structure| 790184-33-7
Chemical Structure| 790184-33-7
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Product Details of [ 790184-33-7 ]

CAS No. :790184-33-7 MDL No. :MFCD11041200
Formula : C5H11NO Boiling Point : -
Linear Structure Formula :- InChI Key :LQMMFVPUIVBYII-RXMQYKEDSA-N
M.W : 101.15 Pubchem ID :641497
Synonyms :

Calculated chemistry of [ 790184-33-7 ]

Physicochemical Properties

Num. heavy atoms : 7
Num. arom. heavy atoms : 0
Fraction Csp3 : 1.0
Num. rotatable bonds : 0
Num. H-bond acceptors : 2.0
Num. H-bond donors : 1.0
Molar Refractivity : 31.84
TPSA : 21.26 Ų

Pharmacokinetics

GI absorption : Low
BBB permeant : No
P-gp substrate : No
CYP1A2 inhibitor : No
CYP2C19 inhibitor : No
CYP2C9 inhibitor : No
CYP2D6 inhibitor : No
CYP3A4 inhibitor : No
Log Kp (skin permeation) : -7.02 cm/s

Lipophilicity

Log Po/w (iLOGP) : 1.68
Log Po/w (XLOGP3) : -0.14
Log Po/w (WLOGP) : -0.39
Log Po/w (MLOGP) : -0.16
Log Po/w (SILICOS-IT) : 1.1
Consensus Log Po/w : 0.42

Druglikeness

Lipinski : 0.0
Ghose : None
Veber : 0.0
Egan : 0.0
Muegge : 1.0
Bioavailability Score : 0.55

Water Solubility

Log S (ESOL) : -0.38
Solubility : 42.3 mg/ml ; 0.418 mol/l
Class : Very soluble
Log S (Ali) : 0.15
Solubility : 142.0 mg/ml ; 1.4 mol/l
Class : Highly soluble
Log S (SILICOS-IT) : -0.86
Solubility : 13.9 mg/ml ; 0.138 mol/l
Class : Soluble

Medicinal Chemistry

PAINS : 0.0 alert
Brenk : 0.0 alert
Leadlikeness : 1.0
Synthetic accessibility : 1.61

Safety of [ 790184-33-7 ]

Signal Word:Danger Class:8,3
Precautionary Statements:P501-P240-P210-P233-P243-P241-P242-P264-P280-P370+P378-P303+P361+P353-P301+P330+P331-P363-P304+P340+P310-P305+P351+P338+P310-P403+P235-P405 UN#:2734
Hazard Statements:H314-H226 Packing Group:
GHS Pictogram:

Application In Synthesis of [ 790184-33-7 ]

* All experimental methods are cited from the reference, please refer to the original source for details. We do not guarantee the accuracy of the content in the reference.

  • Downstream synthetic route of [ 790184-33-7 ]

[ 790184-33-7 ] Synthesis Path-Downstream   1~78

  • 1
  • (2S,5R)-5-Methyl-2-[1-methyl-1-((R)-2-methyl-morpholin-4-yl)-ethyl]-cyclohexanone [ No CAS ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
With potassium hydroxide In tetrahydrofuran; methanol at 20℃; for 4h;
  • 2
  • [ 98-59-9 ]
  • [ 790184-33-7 ]
  • (2R)-2-methyl-4-tosyl-morpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
With N-ethyl-N,N-diisopropylamine In ethyl acetate for 50h;
  • 3
  • [ 914359-99-2 ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1: 90 percent / LiAlH4; AlCl3 / tetrahydrofuran / 0 °C 2: PCC; 3 Angstroem molecular sieves / CH2Cl2 / 20 °C 3: aq. KOH / tetrahydrofuran; methanol / 4 h / 20 °C
  • 4
  • [ 914360-11-5 ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: PCC; 3 Angstroem molecular sieves / CH2Cl2 / 20 °C 2: aq. KOH / tetrahydrofuran; methanol / 4 h / 20 °C
  • 5
  • [ 914359-85-6 ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1: 92 percent / AIBN; Ph3SnH / toluene / Heating 2: 90 percent / LiAlH4; AlCl3 / tetrahydrofuran / 0 °C 3: PCC; 3 Angstroem molecular sieves / CH2Cl2 / 20 °C 4: aq. KOH / tetrahydrofuran; methanol / 4 h / 20 °C
  • 6
  • [ 454251-71-9 ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 5 steps 1: K2CO3 / CH2Cl2 / 5 h / 0 °C 2: 92 percent / AIBN; Ph3SnH / toluene / Heating 3: 90 percent / LiAlH4; AlCl3 / tetrahydrofuran / 0 °C 4: PCC; 3 Angstroem molecular sieves / CH2Cl2 / 20 °C 5: aq. KOH / tetrahydrofuran; methanol / 4 h / 20 °C
  • 7
  • [ 1184297-45-7 ]
  • [ 790184-33-7 ]
  • [ 1184297-40-2 ]
YieldReaction ConditionsOperation in experiment
11% With N-ethyl-N,N-diisopropylamine; HATU In dichloromethane; N,N-dimethyl-formamide 3.5 3.5) δ-Chloro-thiophene^-carboxylic acid [(S)-2-[2-ethyl-3-(3-oxo-morpholin-4-yl)- benzenesulfonylamino]-3-((R)-2-methyl-morpholin-4-yl)-3-oxo-propyl]-amide:To intermediate 11 (200 mg, 0.39 mmol) in DCM/DMF 2:1 (7ml) was added (R)-2- methyl-morpholine (described in EP 656365), HATU (162 mg, 0.43 mmol) and DIPEA (263 μl, 1.55 mmol). After stirring overnight the mixture was purified by prep. HPLC. Yield after lyophilisation: 26 mg, 11 %, colourless, amorphous solid. MS (ES+): m/e = 599,2 / 601 ,2 , chloro pattern.
  • 8
  • [ 1257236-39-7 ]
  • [ 790184-33-7 ]
  • [ 1257234-85-7 ]
YieldReaction ConditionsOperation in experiment
93% With triethylamine In dichloromethane; ISOPROPYLAMIDE at 60℃; for 2h; 49 A suspension of 2-chloro-N-(6-(2-morpholino-4-oxo-4H-chromen-8-yl)dibenzo[b,d]thiophen- 2-yl)acetamide (C1 , 119 mg, 0.235 mmol) in anhydrous DMA (1044 μl_) and DCM (1 mL) was added to (2R)-2-methylmorpholine hydrobromide (FF3, 86 mg, 0.47 mmol) and triethylamine (131 μl_, 0.94 mmol). The resulting solution was stirred at 600C for 2 hours. The crude product was diluted with methanol and purified by ion exchange chromatography, using an SCX column. The desired product was eluted from the column using 7MNH3/MeOH and the crude product was purified by flash silica chromatography, elution gradient 0 to 5% 7M NH3/MeOH in DCM. Pure fractions were evaporated to dryness to afford 2-[(2R)-2-methylmorpholin-4-yl]-N-[6-(2-morpholin-4-yl-4-oxochromen-8- yl)dibenzothiophen-2-yl]acetamide (125 mg, 93 %) as a white solid; 1H NMR (400 MHz, CDCI3) δ 1.22 (3H, d), 2.18 (1 H, t), 2.47 - 2.53 (1 H, m), 2.79 - 2.86 (2H, m), 3.07 (4H, t), 3.22 (2H, s), 3.50 (4H, t), 3.74 - 3.82 (2H, m), 3.95 - 3.99 (1 H, m), 5.49 (1 H, s), 7.43 - 7.45 (1 H, m), 7.47 - 7.50 (2H, m), 7.58 (1 H, t), 7.73 - 7.77 (2H1 m), 8.25 (1 H, s), 8.27 - 8.29 (1 H, m), 8.71 (1 H, d), 9.27 (1 H, s); m/z: 570.08 (MH+).
  • 9
  • [ 1257236-39-7 ]
  • [ 790184-33-7 ]
  • [ 1257234-87-9 ]
YieldReaction ConditionsOperation in experiment
81% With triethylamine In dichloromethane; ISOPROPYLAMIDE at 60℃; for 2h; 50 A suspension of 2-chloro-N-(6-(2-morpholino-4-oxo-4H-chromen-8-yl)dibenzo[b,d]thiophen- 2-yl)acetamide (C1 , 55 mg, 0.11 mmol) in anhydrous DMA (1.5 ml.) and DCM (1 ml_) was added to (2S)-2-methylmorpholine hydrobromide (EE3, 86 mg, 0.47 mmol) and triethylamine (0.059 ml_, 0.42 mmol). The resulting solution was stirred at 600C for 2 hours. The crude product was diluted with methanol and purified by ion exchange chromatography, using an SCX column. The desired product was eluted from the column using 7M NH3ZMeOH and the crude product was purified by flash silica chromatography, elution gradient 0 to 5% 7M NH3/MeOH in DCM. Pure fractions were evaporated to dryness to afford 2-[(2S)-2- methylmorpholin-4-yl]-N-[6-(2-morpholin-4-yl-4-oxochromen-8-yl)dibenzothiophen-2- yrjacetamide (108 mg, 81 %) as a white solid; 1H NMR (400 MHz, CDCI3) δ1.22 (3H, d), 2.18 (1H, t), 2.47 - 2.53 (1 H, m), 2.79 - 2.86 (2H, m), 3.07 (4H, t), 3.22 (2H, s), 3.50 (4H, t), 3.74 - 3.82 (2H, m), 3.95 - 3.99 (1 H, m), 5.49 (1H, s), 7.43 - 7.45 (1H, m), 7.47 - 7.50 (2H, m), 7.58 (1H, t), 7.73 - 7.77 (2H, m), 8.25 (1 H, s), 8.27 - 8.29 (1 H, m), 8.71 (1 H, d), 9.27 (1 H, s); m/z: 570.08 (MH+).
  • 10
  • [ 1257236-43-3 ]
  • [ 790184-33-7 ]
  • [ 1257234-97-1 ]
YieldReaction ConditionsOperation in experiment
33% With triethylamine In dichloromethane; ISOPROPYLAMIDE at 60℃; for 1.5h; 56 A suspension 2-chloro-N-(6-(2-morpholino-4-oxo-4H-pyrido[1 ,2-a]pyrimidin-9- yl)dibenzo[b,d]thiophen-2-yl)acetamide (D1 , 55 mg, 0.11 mmol) in anhydrous DMA (2 ml_) and DCM (1 ml.) was added to (2R)-2-methylmorpholine (FF3, 40.1 mg, 0.40 mmol) and triethylamine (0.059 ml_, 0.42 mmol). The resulting solution was stirred at 600C for 1.5 hours. The crude product was diluted with methanol and purified by ion exchange chromatography, using an SCX column. The desired product was eluted from the column using 7M NH3/MeOH and the crude product was purified by flash silica chromatography, elution gradient 0 to 5% 7M NH3/MeOH in DCM. The crude product was purified by preparative HPLC (Waters XBridge Prep C18 OBD column, 5μ silica, 19 mm diameter, 100 mm length), using decreasingly polar mixtures of water (containing 1% NH3) and MeCN as eluents. Fractions containing the desired compound were evaporated to dryness to afford 2- [(2R)-2-methylmorpholin-4-yl]-N-[6-(2-morpholin-4-yl-4-oxopyrido[1 ,2-a]pyrimidin-9- yl)dibenzothiophen-2-yl]acetamide (37.6 mg, 33%) as a cream solid; 1H NMR (400 MHz, DMSO) δ 1.08 (3H1 d), 1.99 (1 H, t), 2.25 - 2.35 (2H, m), 2.77 (1H, d), 2.84 (1 H, d), 3.29 - 3.34 (6H, m), 3.43 - 3.48 (4H, m), 3.67 - 3.70 (1 H, m), 3.78 (1H, d), 5.67 (1H, s), 7.23 (1H, t), 7.62 - 7.66 (2H, m), 7.74 (1 H, d), 7.90 (1 H, d), 8.06 (1 H, d), 8.24 - 8.30 (1 H1 m), 8.67 (1 H, s), 8.93 (1 H, d), 9.94 (1 H, s); m/z: 570 (MH+).
  • 11
  • [ 1257236-45-5 ]
  • [ 790184-33-7 ]
  • [ 1257234-83-5 ]
YieldReaction ConditionsOperation in experiment
83% With N-ethyl-N,N-diisopropylamine In ISOPROPYLAMIDE at 20℃; for 72h; Inert atmosphere; 48 N-methyl-2-[(2R)-2-methylmorpholin-4-yl]-N-[6-(2-morpholin-4-yl-4-oxopyrido[1,2- a]pyrimidin-9-yl)dibenzothiophen-2-yl]acetamide (78) N-ethyl-N-isopropylpropan-2-amine (0.393 ml_, 2.25 mmol) was added to a suspension of 2- chloro-N-methyl-N-[6-(2-morpholin-4-yl-4-oxopyrido[1 ,2-a]pyrimidin-9-yl)dibenzothiophen-2- yl]acetamide (D2, 390 mg, 0.75 mmol) and (2R)-2-methylmorpholine hydrobromide (FF3, 205 mg, 1.13 mmol) in anhydrous DMA (7 ml_). The resulting suspension was stirred under nitrogen at 6O0C for 18 hours. The crude product was purified by ion exchange chromatography, using an SCX column. The desired product was eluted from the column using 7M NH3/MeOH and evaporated to dryness to afford impure product. The crude product was purified by flash silica chromatography, elution gradient 0 to 5% 7M NH3ZMeOH in DCM. Pure fractions were evaporated to dryness to afford N-methyl-2-[(2R)-2-methylmorpholin-4- yl]-N-[6-(2-morpholin-4-yl-4-oxopyrido[1 ,2-a]pyrimidin-9-yl)dibenzothiophen-2-yl]acetamide (419 mg, 96 %) as a pale yellow foam. This was slurried in diethyl ether and the precipitate was collected by filtration, washed with Et2O (10 ml.) and dried under vacuum to afford (R)- N-methyl-2-(2-methylmorpholino)-N-(6-(2-morpholino-4-oxo-4H-pyrido[1 ,2-a]pyrimidin-9- yl)dibenzo[b,d]thiophen-2-yl)acetamide (366 mg, 83 %) as a cream solid, which was used without further purification; 1H NMR (400 MHz, CDCI3) δ1.07 (3H, d), 1.81 (1 H, t), 2.13 (1H, t), 2.65 (1 H, d), 2.75 (1 H, d), 2.91 - 3.00 (2H, m), 3.37 - 3.38 (7H1 m), 3.58 (4H1 1), 3.65 -3.77 (3H, m), 5.64 (1 H, s), 7.03 (1 H1 1), 7.29 - 7.32 (1 H1 m), 7.58 - 7.65 (2H1 m), 7.83 (1 H1 d), 7.86 - 7.89 (1 H1 m), 8.05 (1 H1 d), 8.17 - 8.19 (1 H1 m), 9.05 - 9.07 (1 H, m); m/z: 584.49 (MH+).
  • 12
  • (2R)-2-methyl-4-tosyl-morpholine [ No CAS ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
86% With hydrogen bromide; phenol In acetic acid at 20℃; for 16h; FF.c A solution of (2R)-2-methyl-4-(4-methylphenyl)sulfonylmorpholine (FF2, 13.5 g, 52.87 mmol), phenol (9.95 g, 105.74 mmol) and 33% HBr in acetic acid (91 mL, 370.10 mmol) was stirred at room temperature for 16 hours. The reaction mixture was evaporated to dryness, The crude oil was triturated with Et2O to give a solid which was collected by filtration and dried under vacuum to give (2R)-2-methylmorpholine hydrobromide (8.28 g, 86 %) as a pink solid ; 1H NMR (400 MHz, DMSO) δ 1.17 (3H, d), 2.73 (1 H, t), 3.01 (1 H, td), 3.23 (1 H, d), 3.26 (1 H, d), 3.74 (1 H, td), 3.79 (1 H, dqd), 3.98 (1 H, dd), 8.89 (2H, s).
  • 13
  • C22H29ClN4O3Si [ No CAS ]
  • [ 790184-33-7 ]
  • C27H39N5O4Si [ No CAS ]
YieldReaction ConditionsOperation in experiment
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 110℃; K.10 Step 10: A mixture of the chloropyrimidine from step 9 (120 mg, 0.26 mmol), 'Pr2NEt (200 mg, 1.56 mmol) and (R)-2-methylmorpholine (79 mg, 0.78 mmol) in DMSO (3 mL) was stirred at 110 °C overnight. Upon cooling to room temperature, water (30 mL) was added and the resulting layer was extracted with EtOAc (30 mL). The organic layer was dried over Na2S04, filtered and concentrated under reduced pressure to yield the product which was used in the next step without further purification. MS (ESI) m/z =526.2 [M+H]+.
With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 110℃; K A mixture of the chloropyrimidine from step 9 (120 mg, 0.26 mmol), 'Pr2NEt (200 mg, 1.56 mmol) and (R)-2-methylmorpholine (79 mg, 0.78 mmol) in DMSO (3 mL) was stirred at 110 °C overnight. Upon cooling to room temperature, water (30 mL) was added and the resulting layer was extracted with EtOAc (30 mL). The organic layer was dried over Na2S04, filtered and concentrated under reduced pressure to yield the product which was used in the next step without further purification. MS (ESI) m/z =526.2 [M+H]+.
  • 14
  • C22H29ClN4O3Si [ No CAS ]
  • [ 790184-33-7 ]
  • C21H25N5O3 [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: N-ethyl-N,N-diisopropylamine / dimethyl sulfoxide / 110 °C 2: tetrabutyl ammonium fluoride / tetrahydrofuran / Reflux
  • 15
  • [ 1430063-93-6 ]
  • [ 790184-33-7 ]
  • C26H43NO3 [ No CAS ]
YieldReaction ConditionsOperation in experiment
27.9% With potassium carbonate In tetrahydrofuran at 20℃; for 15h; 8 Example 8. Synthesis of compound SA-6 To a suspension of K2CO3 (25 mg, 0.18mmol) in THF (5 mL) was added (R)-2-methylmorpholine ( 20mg, 0.20 mmol) and SA( 36 mg, 0.09 mmol). The mixture was stirred at rt for 15h. The reaction mixture was poured in to 5 mL H20 and extracted with EtOAc (2 x 10 mL). The combined organic layers were washed with brine, dried over sodium sulfate, filtered and concentrated. The residue mixture was purified with by reverse-phase prep-HPLC to afford the title compound SA-6 as a white solid (11 mg, 27.9%).
  • 16
  • [ 127958-66-1 ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
70% With lithium aluminium tetrahydride In tetrahydrofuran at 0 - 20℃; for 16h; General Procedure for synthesis of 5: General procedure: LAH (2 equiv.) in THF (100 mL) was cooled to 0oC inan ice bath under nitrogen. A solution of 4 (1 equiv.) in THF (20 mL) was added dropwise, and the resulting solution was stirred at RT for 16 hrs. The reaction mixture was cooled to 0oC andcarefully quenched with water (2 mL), 2 N NaOH (2 mL) and water (8 mL). The resulting slurrywas stirred at RT for 1 h and filtered through Celite. The filter cake was washed with ethylacetate and discarded. The filtrate was dried (Na2SO4), separated and concentrated to afford 5 asa colorless oil.
  • 17
  • C5H10ClNO2 [ No CAS ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: potassium <i>tert</i>-butylate / dichloromethane; isopropyl alcohol / 1 h / 0 - 20 °C 2: lithium aluminium tetrahydride / tetrahydrofuran / 16 h / 0 - 20 °C
  • 19
  • [ 790184-33-7 ]
  • [ 507476-70-2 ]
  • (R)-5-(2-methylmorpholino)quinoline-8-carbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
24.7% With triethylamine; In 1-methyl-pyrrolidin-2-one; at 170℃; for 16h; General procedure: ER-885211 (4 mg, 0.016 mmol, 24.7% yield) was prepared in a similar manner to ER-886849 starting with Compound 3 (15 mg, 0.064 mmol) and (R)-2-methylmorpholine (22 mg, 0.160 mmol). TEA (0.05 mL, 0.359 mmol) was added to the reaction. A mixture of Compound 3 (201 mg, 0.862 mmol) and (R)-2-hydroxymethyl morpholine hydrochloride (132, 0.856 mmol) in NMP(3 mL) was heated to 170 C. for 16 h. The completed reaction was cooled, filtered, eluted with MeOH (2 mL) then purified directly by HPLC using a C-18 column eluting with a 10-100% acetonitrile in water containing 0.1% TFA. The desired product was collected and concentrated to dry. The resulting product was dissolved in MeOH (2 mL) and passed over a basic silica plug (Biotage, 1 g, SiCO3) eluting with MeOH (5 mL) to provide (R)-5-(2-(hydroxymethyl)morpholino)quinoline-8-carbonitrile or ER-886849 (108 mg, 0.401 mmol, 46.9% yield).
  • 20
  • 2-(5-methyl-4-nitro-1H-pyrazol-1-yl)ethyl methanesulfonate [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-2-methyl-4-(2-(5-methyl-4-nitro-1H-pyrazol-1-yl)ethyl)morpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
88% With potassium carbonate In N,N-dimethyl-formamide at 90℃; D119 (R)-2-methyl-4-(2-(5-methyl-4-nitro-1 H-pyrazol-l -yl)ethyl)morpholine (Dl 19) To a solution of D15 (200 mg, 0.80 mmol) in DMF (10 mL) was added (R)-2-methylmorpholine (97 mg, 0.963 mmol) and K2C03 (333 mg, 2.407 mmol). The mixture was stirred overnight at 90 °C. The reaction mixture was quenched with water and extracted with DCM (20 mLx3). The combined extracts were dried over Na2SO4, filtered and concentrated in vacuum. The crude was purified by column chromatography on silica gel (PE:EA1:1)to give the title compound D119 (180 mg, 0.708 mmol, 88 % yield).LCMS: 255 [M+H]. tR 1.19 mins. (LCMS condition 2)
  • 21
  • 1-(4-fluorophenyl)-6-formyl-4-oxo-1,4-dihydroquinoline-3-carboxamide [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-1-(4-fluorophenyl)-6-((2-methylmorpholino)methyl)-4-oxo-1,4-dihydroquinoline-3-carboxamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
With sodium tris(acetoxy)borohydride; acetic acid In dichloromethane for 17h;
  • 22
  • 4-chloro-7-((2-(trifluoromethyl)pyridin-4-yl)methyl)-5,6,7,8-tetrahydro-1,7-naphthyridine-2-carboxamide [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-4-(2-methylmorpholin-4-yl)-7-((2-(trifluoromethyl)pyridin-4-yl)methyl)-5,6,7,8-tetrahydro-1,7-naphthyridine-2-carboxamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
With tris-(dibenzylideneacetone)dipalladium(0); caesium carbonate; XPhos In 1,4-dioxane 5-2 The following examples in Table 5-1 were prepared in an analogous manner to that described in general scheme 5 using intermediate 5-1 and commercial amines or amines described in the intermediates section. Compounds that were resolved into individual enantiomers were separated after step 1 or step 2 using the SFC conditions noted (column size: 250 mm × 30 mm I. D. 5μm) .
  • 23
  • 4,6-diiodo-2-methoxypyrimidine [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-4-(6-iodo-2-methoxypyrimidin-4-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
93.6% With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; D374 Description 0374(R)-4-(6-iodo-2-methoxypyrimidin-4-yl)-2-methylmorpholine (D374) To a solution of 4,6-diiodo-2-methoxypyrimidine (600 mg, 1.66 mmol) in DMF (10 mL) was added (R)-2-methylmorpholine (201 mg, 1.99 mmcl) and DIPEA (429 mg, 3.32 mmcl). The mixture was stirred at room temperature overnight. The reaction mixture was poured intowater (100 mL), extracted with EtOAc (50 mL x 3). The combined organic layers werewashed with brine (50 mL), dried over anhydrous Na2SO4 and concentrated to dryness. Theresidue was purified by silica gel chromatography eluted with (EtOAc: petroleum ether =1:1 0-i :5) to give the product (R)-4-(6-iodo-2-methoxypyrimidin-4-yl)-2-methylmorpholine(520 mg, 93.6% yield) as a yellow oil.LC-MS: (mobile phase: from 90% water (0.1% FA) and 10% CH3CN (0.1% FA) to 5% water (0.1% FA) and 95% CH3CN (0.1% FA) in 2.5 mm), Rt 1.55 mm; MS Calcd.: 335; MS Found:336 [M+H].
  • 24
  • [ 790184-33-7 ]
  • [ 66298-49-5 ]
  • (R)-4-(6-iodo-2-methylpyrimidin-4-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
80% With triethylamine In isopropyl alcohol at 65℃; for 2h; D407 Description D407(R)-4-(6-lodo-2-methyl pyrim idi n-4-yI)-2-methyl morpholi ne (D407) To a suspension of 4,6-diiodo-2-methylpyrimidine (150 mg, 0.434 mmol) in i-PrOH (2 mL)was added (R)-2-methylmorpholine (53 mg, 0.52 mmcl) and TEA (131 mg, 1.30 mmol) at it.The resulting mixture was stirred at 65 °C for 2 hrs. The resulting mixture was poured into water (60 mL) and extracted with EtOAc (60 mL). The organic solution was washed with brine, dried over Na2SO4 and then concentrated. The crude was purified by column chromatography(PE: EtOAc = 7: 1)to give the title compound (110mg, yield 80%) ascolorless oil.D407 1H NMR (300 MHz, CDCI3): ö 6.77 (s, 1H), 4.24-3.96 (m, 3H), 3.67-3.54 (m, 2H), 3.07- 2.95 (m, 1H), 2.71-2.60 (m, 1H), 2.46 (s, 3H), 1.25 (d, J 6.0 Hz, 3H).
  • 25
  • [ 10111-08-7 ]
  • [ 790184-33-7 ]
  • (R)-4-((1H-imidazol-2-yl)methyl)-2-methylmorpholine [ No CAS ]
  • 28
  • 3,6-di-bromo-isothiazolo[4,3-b]pyridine [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-4-(6-bromoisothiazolo[4,3-b]pyridin-3-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
89% In ethanol Reflux;
  • 29
  • 4-[(5-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)oxy]cyclohexanone [ No CAS ]
  • [ 790184-33-7 ]
  • 5-methyl-4-({cis-4-[(2R)-2-methyl-4-morpholinyl]cyclohexyl}oxy)-7H-pyrrolo[2,3-d]pyrimidine [ No CAS ]
  • 5-methyl-4-({trans-4-[(2R)-2-methyl-4-morpholinyl]cyclohexyl}oxy)-7H-pyrrolo[2,3-d]pyrimidine [ No CAS ]
YieldReaction ConditionsOperation in experiment
Stage #1: 4-[(5-methyl-7H-pyrrolo[2,3-d]pyrimidin-4-yl)oxy]cyclohexanone; (2R)-2-methyl-morpholine With acetic acid In tetrahydrofuran at 20℃; for 2h; Inert atmosphere; Stage #2: With sodium tris(acetoxy)borohydride In tetrahydrofuran at 20℃; for 20h;
  • 30
  • C12H18ClNO [ No CAS ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: potassium <i>tert</i>-butylate / tetrahydrofuran; ethanol / 35 °C / Cooling with ice; Green chemistry 2: 2-Chloroethyl chloroformate / dichloromethane / 2.5 h / Cooling with ice; Reflux; Green chemistry
  • 31
  • [ 120800-90-0 ]
  • [ 790184-33-7 ]
YieldReaction ConditionsOperation in experiment
84% With 2-Chloroethyl chloroformate In dichloromethane for 2.5h; Cooling with ice; Reflux; Green chemistry; 4.4 (4) The pale yellow viscous material (300 g, 1.57 mol) obtained in the third step was dissolved in 1.5 L of dichloromethane, andchloroethyl 1-chloroformate (247g, 1.73 mol)was slowly added dropwiseunder ice bath. The system was naturally warmed to room temperature, and after heating for half an hour, the mixture was heated to reflux for 2hours. The dichloromethane was concentrated and evaporated, and the residue was dissolved in 1.6 L of methanol and refluxed for 1 hour. Then, methanol was distilled off, and2 L of isopropyl etherwas added to the residue.Filtration, filter cake washed twice with isopropyl ether, collected, dried, dissolved in 1.5L water, 2Msodium hydroxide solutionwas added dropwise in an ice bath, the pH was adjusted to more than 12, then extracted with dichloromethane 3 times, combined The organic phase was subjected to atmospheric distillation to give133 g of (S)-2-methylmorpholineas a colorless oil, yield 84%.
  • 34
  • [ 790184-33-7 ]
  • 3,3,3-trifluoro-N-(trans-4-((4-methoxy-5-((R)-2-methylmorpholine-4-carbonothioyl)pyrimidin-2-yl)amino)cyclohexyl)propane-1-sulfonamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1: triethylamine / dichloromethane / 3 h / 0 °C / Inert atmosphere 2: tetrahydrofuran / 3 h / -40 - -10 °C / Inert atmosphere 3: N-ethyl-N,N-diisopropylamine / 1,4-dioxane / 16 h / 120 °C 4: Lawessons reagent / tetrahydrofuran / 2 h / 45 °C
  • 35
  • [ 790184-33-7 ]
  • 3,3,3-trifluoro-N-((1,4-trans)-4-((3-((R)-2-methylmorpholino)-1H-pyrazolo[3,4-d]pyrimidin-6-yl)amino)cyclohexyl)propane-1-sulfonamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 5 steps 1: triethylamine / dichloromethane / 3 h / 0 °C / Inert atmosphere 2: tetrahydrofuran / 3 h / -40 - -10 °C / Inert atmosphere 3: N-ethyl-N,N-diisopropylamine / 1,4-dioxane / 16 h / 120 °C 4: Lawessons reagent / tetrahydrofuran / 2 h / 45 °C 5: hydrazine hydrate / 1,4-dioxane / 18 h / 90 °C
  • 37
  • [ 32315-10-9 ]
  • C24H32N6O3 [ No CAS ]
  • [ 790184-33-7 ]
  • C30H41N7O5 [ No CAS ]
YieldReaction ConditionsOperation in experiment
Stage #1: bis(trichloromethyl) carbonate; C24H32N6O3 With triethylamine In dichloromethane at 20℃; for 0.25h; Stage #2: (2R)-2-methyl-morpholine In dichloromethane for 0.5h;
  • 38
  • lithium 5-amino-7-methoxyimidazo[1,2-c]quinazoline-2-carboxylate [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-(5-amino-7-methoxyimidazo[1,2-c]quinazolin-2-yl)(2-methylmorpholino)methanone [ No CAS ]
YieldReaction ConditionsOperation in experiment
In N,N-dimethyl-formamide at 20℃; 23 Example 23, General Procedure for preparing amide analogs General procedure: Additional amide analogs were prepared by adding 1.5 equivalents of an amine which will provide the desired substituents into a 1 dram vial (1.5 eq.) along with lithium 5-amino-7- methoxyimidazo[1,2-c]quinazoline-2-carboxylate (30 mg, 0.114 mmol) and a DMF solution (1.0 ml) solution of DIPEA (0.079 ml, 0.454 mmol), shaking the vial for 5 minutes in a Bohdan Miniblock Shaker and then adding 1-propanephosphonic acid cyclic anhydride (50% w/w in EtOAc, 64.7 µl, 0.109 mmol), and continuing to shake the vial at RT overnight. The completed reaction was quenched with 1.0 ml water and the organic layer separated by filtering through a Varian 2 ml Reservior Frit and a Whatman 0.45µm syringe filter to remove emulsion, followed by solvent removal using a Genevac. The crude residue was dissolved in 1.0 ml DMSO and purified by LC/MS.
  • 39
  • [ 3621-81-6 ]
  • [ 790184-33-7 ]
  • C12H13ClN2O2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
45.4% With triethylamine In dichloromethane at 25℃; for 12h; 56.A Step A To a stirred solution of 2,5-dichloro-1,3-benzoxazole (0.719 g, 0.0038 mol) in DCM (15 mL) TEA (2.67 ml, 0.0191 mol) and (2R)-2-methylmorpholine (0.5 g, 0.00494 mol) and stirred for 12 h at 25°C were added. After completion of the reaction by TLC, the reaction mixture was added DCM and water (50 mL). The organic layer was separated, dried over sodium sulphate filtered and then concentrated to get the title compound (0.6 g, 45.4%) as a white solid. (0715) MS: 253.2 (M+H)+. (0716) 1H-NMR (400 MHz, DMSO- e) d = 7.43 (d, J = 1 1.20 Hz, 1 H), 7.35 (d, J = 2.40 Hz, 1 H), 7.05 (dd, J = 2.80, 11.20 Hz, 1 H), 3.89-3.90 (m, 3H), 3.56-3.59 (m, 2H), 3.17-3.18 (m, 1 H), 2.86-2.89 (m, 1 H), 1.15 (d, J = 8.40 Hz, 3H).
  • 40
  • [ 624-28-2 ]
  • [ 790184-33-7 ]
  • C10H13BrN2O [ No CAS ]
YieldReaction ConditionsOperation in experiment
55% With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 100℃; for 5h; Inert atmosphere; Sealed tube; 36.A Step A Commercially available 2,5-dibromopyridine (0.5 g, 2.2 mmol) and (R)-2-methylmorpholine (0.234 g, 2.9 mmol) were added to a reaction tube and degassed toluene (10.0 ml) was added. Then Xantphos (0.073 g, 2.1 mol), Tris(dibenzylideneacetone)dipalladium(0) (0.024 g, 0.4 mmol) and Sodium tert-butoxide (0.608 g, 6.3 mmol) were added and the solution was heated at 100° C for 5 hours in sealed tube filled with Argon gas.The reaction mixture was filtered through celite and the filtrate was concentrated under reduced pressure. The crude purified on HP-Sil column (Biotage), by employing a Petroleum ether/ethyl acetate gradient (100/0 -> 70/30) to afford title compound (0.3 g, 55%) as an off white solid.1H-NMR (400 MHz, DMSO -d6) d 8.18 (d, J = 3.20 Hz, 1 H), 7.69-7.70 (m, 1 H), 6.84 (d, J = 12.00 Hz, 1 H), 3.87-3.88 (m, 3H), 3.48-3.49 (m, 2H), 2.74-2.76 (m, 1 H), 1.14 (d, J = 8.00 Hz, 3H). MS: 257.1 (M +H)+.
  • 41
  • [ 141-30-0 ]
  • [ 790184-33-7 ]
  • (R)-4-(6-chloropyridazin-3-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
34.5% With triethylamine In ethanol at 80℃; for 12h; 52.A Step A Step A To a solution of commercially available 3,6-dichloropyridazine (0.500g, 3.36mmol) and (2R)-2- methylmorpholine (0.339g,3.36mmol) in ethanol (15 mL) was added triethylamine (0.509g, 5.03mmol) and the reaction was heated to 80° C for 12 h. The reaction mixture was concentrated under reduced pressure. The crude purified on HP-Sil column (Biotage), by employing a Petroleum ether/ethyl acetate gradient (100/0 -> 70/30) to afford title compound (0.250 g, 34.5%).1H-NMR (400 MHz, DMSO -d6) d 7.57 (d, J = 9.60 Hz, 1 H), 7.40 (d, J = 9.60 Hz, 1 H), 3.91 -3.91 (m, 3H), 3.53-3.54 (m, 2H), 2.89-2.90 (m, 1 H), 2.64-2.67 (m, 1 H), 1.16 (d, J = 6.40 Hz, 3H).MS: 214.2 (M +H)+.
  • 42
  • 2-chloro-4-ethoxy-5-iodobenzonitrile [ No CAS ]
  • [ 790184-33-7 ]
  • C14H17ClN2O2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
With palladium diacetate; caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl In toluene at 100℃;
  • 43
  • [ 790184-33-7 ]
  • N-((2S,3R)-3-hydroxy-4-((N-isobutyl-4-methoxyphenyl)sulfonamido)-1-phenylbutan-2-yl)-2-((R)-2-methylmorpholino)acetamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 25 °C / Inert atmosphere; Sealed tube 2.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 0 - 25 °C / Inert atmosphere; Sealed tube 2.2: 25 °C / Inert atmosphere; Sealed tube
  • 44
  • [ 790184-33-7 ]
  • N-((2S,3R)-3-hydroxy-4-((N-isobutyl-4-(trifluoromethyl)phenyl)sulfonamido)-1-phenylbutan-2-yl)-2-((R)-2-methylmorpholino)acetamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 25 °C / Inert atmosphere; Sealed tube 2.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 0 - 25 °C / Inert atmosphere; Sealed tube 2.2: 25 °C / Inert atmosphere; Sealed tube
  • 45
  • [ 790184-33-7 ]
  • N-((2S,3R)-4-((4-amino-N-isobutylphenyl)sulfonamido)-3-hydroxy-1-phenylbutan-2-yl)-2-((R)-2-methylmorpholino)acetamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1.1: potassium carbonate / N,N-dimethyl-formamide / 25 °C / Inert atmosphere; Sealed tube 2.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 0 - 25 °C / Inert atmosphere; Sealed tube 2.2: 25 °C / Inert atmosphere; Sealed tube 3.1: hydrogen; 5%-palladium/activated carbon / methanol; ethyl acetate / 4 h / 25 °C / 2585.81 Torr / Sealed tube
  • 46
  • [ 79-08-3 ]
  • [ 790184-33-7 ]
  • (R)-2-(2-methylmorpholino)acetic acid [ No CAS ]
YieldReaction ConditionsOperation in experiment
With potassium carbonate In N,N-dimethyl-formamide at 25℃; Inert atmosphere; Sealed tube;
  • 47
  • [ 7461-50-9 ]
  • [ 790184-33-7 ]
  • (R)-2-(2-methylmorpholino)pyrimidin-4-amine [ No CAS ]
YieldReaction ConditionsOperation in experiment
78% With N-ethyl-N,N-diisopropylamine In 1-methyl-pyrrolidin-2-one at 150℃; for 36h; Autoclave; Intermediate 1: (R)-2-(2-Methylmorpholino)pyrimidin-4-amine A mixture of 2-chloropyrimidin-4-amine (60.0 g, 463 mmol, Combi-Blocks, San Diego, CA), (R)- 2-methylmorpholine (65.6 g, 648 mmol, Wuxi Apptec) and DIPEA (243 mL, 1389 mmol) in NMP (600 mL) was taken in an autoclave and heated at 150 °C for 36 h. The reaction mixture was cooled to room temperature and quenched with water (1 L) and extracted with ethyl acetate (3 x 500 mL). The organic layer was washed with brine solution (500 mL), dried (Na2SO4), filtered and concentrated under reduced pressure to give the crude material as a tan oil. The crude material was adsorbed onto a plug of silica gel and purified by column chromatography over silica gel (60-120 mesh), eluting with a gradient of 50% to 100% ethyl acetate in hexanes to give a yellow solid. This solid was further triturated with hexanes (300 mL), filtered and dried under vacuum to give the title compound (70 g, 78% yield) as a pale yellow solid. 1H NMR (400 MHz, DMSO-d6) d ppm 7.75 (d, J = 5.6 Hz, 1H), 6.42 (s, 2H), 5.75 (d, J = 5.6 Hz, 1H), 4.26- 4.49 (m, 2H), 3.83 (ddd, J = 11.4, 3.6, 1.4 Hz, 1H), 3.31- 3.50 (m, 2H), 2.78 (ddd, J = 13.2, 11.8, 3.5 Hz, 1H), 2.42- 2.48 (m, 1H), 1.11 (d, J = 6.2 Hz, 3H). m/z (ESI): 195.2 (M+H)+.
  • 48
  • [ 14394-60-6 ]
  • [ 790184-33-7 ]
  • (R)-6-methyl-2-(2-methylmorpholino)pyrimidin-4-amine [ No CAS ]
YieldReaction ConditionsOperation in experiment
57% With N-ethyl-N,N-diisopropylamine at 150℃; for 12h; Autoclave; Intermediate 2: (R)-6-Methyl-2-(2-methylmorpholino)pyrimidin-4-amine A mixture of 2-chloro-6-methylpyrimidin-4-amine (30.0 g, 209 mmol, Combi-Blocks, San Diego, CA), (R)-2-methylmorpholine (40.3 g, 293 mmol, Wuxi Apptec, PR China), and DIPEA (109 mL, 627 mmol) was taken in an autoclave (600 mL) and heated at 150 °C for 12 h. The reaction mixture was quenched with water (500 mL) and extracted with ethyl acetate (2 x 1500 mL). The organic layer was washed with brine solution (500 mL), dried (Na2SO4), filtered and concentrated under reduced pressure. The crude residue was purified by column chromatography over silica gel (60-120 mesh) using 50% ethyl acetate in hexanes as an eluent to give the title compound (25.0 g, 57% yield) as a yellow solid.1H NMR (400 MHz, DMSO-d6) d 6.28 (s, 2H), 5.62 (s, 1H), 4.45- 4.31 (m, 2H), 3.83 (ddd, J = 11.4, 3.5, 1.3 Hz, 1H), 3.42 (ddt, J = 14.4, 9.7, 2.8 Hz, 2H), 2.78- 2.70 (m, 1H), 2.43 (dd, J = 13.0, 10.3 Hz, 1H), 2.05 (s, 3H), 1.11 (d, J = 6.2 Hz, 3H). m/z (ESI): 209.2 (M+H)+.
57% With N-ethyl-N,N-diisopropylamine at 150℃; for 12h; Autoclave; (R)-6-Methyl-2-(2-methylmorpholino)pyrimidin-4-amine A mixture of 2-chloro-6-methylpyrimidin-4-amine (30.0 g, 209 mmol, Combi-Blocks, San Diego, CA), (R)-2-methylmorpholine (40.3 g, 293 mmol, Wuxi AppTec, China), and DIPEA (109 mL, 627 mmol) was taken in an autoclave (600 mL) and heated at 150 °C for 12 h. The reaction mixture was quenched with water (500 mL) and extracted with ethyl acetate (2 x 1500 mL). The organic layer was washed with brine (500 mL), dried (Na2SO4), filtered, and concentrated under reduced pressure. The crude material was purified by column chromatography over silica gel using 50% ethyl acetate in hexanes as an eluent to give the title compound (25.0 g, 57% yield) as a yellow solid. 1H NMR (400 MHz, DMSO-d6) d ppm 6.28 (s, 2H), 5.62 (s, 1H), 4.45- 4.31 (m, 2H), 3.83 (ddd, J = 11.4, 3.5, 1.3 Hz, 1H), 3.42 (ddt, J = 14.4, 9.7, 2.8 Hz, 2H), 2.78- 2.70 (m, 1H), 2.43 (dd, J = 13.0, 10.3 Hz, 1H), 2.05 (s, 3H), 1.11 (d, J = 6.2 Hz, 3H). m/z (ESI): 209.2 (M+H)+.
  • 49
  • [ 14394-60-6 ]
  • [ 790184-33-7 ]
  • (R)-4-bromo-N-(6-methyl-2-(2-methylmorpholino)pyrimidin-4-yl)-2-(6-azaspiro[2.5]octan-6-yl)benzamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1.1: N-ethyl-N,N-diisopropylamine / 12 h / 150 °C / Autoclave 2.1: sodium hydride / N,N-dimethyl-formamide / 0.17 h / Inert atmosphere 2.2: 2 h / 20 °C / Inert atmosphere
  • 50
  • [ 1257294-51-1 ]
  • [ 790184-33-7 ]
  • (R)-5-fluoro-6-(2-methylmorpholino)pyridin-2-amine [ No CAS ]
YieldReaction ConditionsOperation in experiment
51% With potassium acetate; copper In dimethyl sulfoxide at 110℃; for 16h; Intermediate 34: (i?)-5-fluoro-6-(2-methylmorpholino)pyridin-2-amine. A mixture of 6-bromo-5-fluoropyridin-2 -amine (0.90 g, 4.71 mmol), (R)- 2-methylmorpholine (0.48 g, 4.71 mmol), potassium acetate (0.92 g, 9.42 mmol) and copper powder (30 mg, 0.471 mmol) in dimethyl sulfoxide (8.10 mL) was heated at 110 °C for 16 h. The reaction mixture was cooled to RT, diluted with water (mL), and extracted with EtOAc (2 x10 mL). The organic extracts were washed with brine ( 10 mL), dried over Na2SO t, and concentrated in vacuo to give the crude material as a yellow solid. The crude material was purified by silica gel chromatography (0% to 10% EtOAc in hexane) to provide (R)-5-fluoro-6-(2-methylmorpholino)pyridin-2-amine (34, 0.510 g, 2.41 mmol, 51% yield) as a yellow oil. m/z (ESI): 212.0 (M+H)+.
  • 51
  • [ 790184-33-7 ]
  • (R)-6-fluoro-N-(6-methyl-2-(2-methylmorpholino)pyrimidin-4-yl)-2-(6-azaspiro[2.5]octan-6-yl)nicotinamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: N-ethyl-N,N-diisopropylamine / 12 h / 150 °C / Autoclave 2: N-ethyl-N,N-diisopropylamine / dichloromethane / 16 h / 100 °C / Inert atmosphere
  • 52
  • [ 790184-33-7 ]
  • (R)-N-(6-methyl-2-(2-methylmorpholino)pyrimidin-4-yl)-6-(oxetan-3-ylamino)-2-(6-azaspiro[2.5]octan-6-yl)nicotinamide [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1: N-ethyl-N,N-diisopropylamine / 12 h / 150 °C / Autoclave 2: N-ethyl-N,N-diisopropylamine / dichloromethane / 16 h / 100 °C / Inert atmosphere 3: N-ethyl-N,N-diisopropylamine / dimethyl sulfoxide / 16 h / 100 °C
  • 53
  • tert-butyl N-[2-[[4-(3-bromophenyl)thiazol-2-yl]amino]-2-oxo-ethyl]carbamate [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-tert-butyl (2-((4-(3-(2-methylmorpholino)phenyl)thiazol-2-yl)amino)-2-oxoethyl)carbamate [ No CAS ]
YieldReaction ConditionsOperation in experiment
29.85% With t-BuXPhos Pd G3; sodium t-butanolate In 1,4-dioxane at 80℃; for 3h; Inert atmosphere; 86.1 Step 1: Preparation of tert-butyl (2-((4-(3-(2,2-dimethylmorpholino)phenyl)thiazol-2-yl)amino)-2- oxoethyl)carbamate (Intermediate C) To a solution of tert-butyl N-[2-[[4-(3-bromophenyl)thiazol-2-yl]amino]-2-oxo-ethyl]carbamate (prepared according to the method in Example 1) (500 mg, 1.21 mmol), 2,2-dimethylmorpholine (209.51 mg, 1.82 mmol), t-BuONa (349.62 mg, 3.64 mmol) in dioxane (10 mL) was added t-BuXPhos-Pd-G3 (96.33 mg, 121.27 mmol). Then the mixture was stirred at 80 °C for 3 h under N2. The reaction mixture was poured into water (10 mL) and extracted with EtOAc (10 mL x 2), the organic layer was washed with brine (10 mL) and concentrated to get the crude product. The crude product was purified by reverse phase column (FA) and lyophilized to give Intermediate C (180 mg, 249.51 mmol, 20.57% yield) as colorless oil. LCMS (ESI) m/z [M+H]+ = 447.1.
  • 54
  • C13H11BrFN3O [ No CAS ]
  • [ 790184-33-7 ]
  • C18H21FN4O2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
55% With tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate; ruphos In tetrahydrofuran for 6h; Inert atmosphere; To a solution of 17-2 (32 mg, 0.1 mmol, 1.0 eq) in THF (1 mL) was added RuPhos (0.5 eq), Pd2dba3(0.25 eq), sodium tert-butoxide (2 eq) and (R)-2-methylmorpholine (3 eq). The reaction was heated at 65oC for 6 hours. The reaction was quenched with sat. NH4Cl and extracted with EtOAc. The organic layers were dried over sodium sulfate and concentrated in vacuo. The crude product was purified by FCC to give 17-3 as a white solid (19 mg, 55%).
  • 55
  • [ 2265-94-3 ]
  • [ 790184-33-7 ]
  • (R)-4-(3-fluoro-5-nitrophenyl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
33% With N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 100℃; for 2h; Microwave irradiation; 1 Step 1 A mixture of 1,3-difluoro-5-nitrobenzene (3.0 g, 18.86 mmol, Apollo Scientific), (R)-2- methylmorpholine (2.289 g, 22.63 mmol, Arbor Chemicals), and DIPEA (6.59 mL, 37.7 mmol) in 1,4- dioxane (30.0 mL) was stirred under microwave at 100 °C for 2 h. The reaction mixture was concentrated and purified by flash column chromatography eluting with a gradient of 0 % to 40 % EtOAc in petroleum ether to provide (R)-4-(3-fluoro-5-nitrophenyl)-2-methylmorpholine (1.5 g, 6.24 mmol, 33 % yield) as a yellow solid.1H NMR (400 MHz, DMSO-d6): d ppm 7.54 (d, J=2.3 Hz, 1 H), 7.38 (dt, J=8.4, 2.1 Hz, 1 H), 7.27 (dt, J=12.3, 2.3 Hz, 1 H), 3.92 (ddd, J=11.5, 3.7, 1.4 Hz, 1 H), 3.80 (dt, J=12.2, 2.2 Hz, 1 H), 3.68 (ddt, J=12.2, 3.1, 1.6 Hz, 1 H), 3.53 - 3.67 (m, 2 H), 2.79 (td, J=11.9, 3.6 Hz, 1 H), 2.41 - 2.49 (m, 1 H), 1.16 (d, J=6.2 Hz, 3 H). m/z (ESI): 241.1 (M+H)+.
33% With N-ethyl-N,N-diisopropylamine In 1,4-dioxane at 100℃; for 2h; Microwave irradiation; 1 [0299] Intermediate 1: (R)-3-Fluoro-5-(2-methylmorpholino)aniline. [0300] Step 1: A mixture of 1,3-difluoro-5-nitrobenzene (3.0 g, 18.86 mmol, Apollo Scientific), (R)-2- methylmorpholine (2.29 g, 22.63 mmol, Arbor Chemicals) and DIPEA (6.59 mL, 37.7 mmol) in 1,4-dioxane (30 mL) was stirred under microwave at 100 °C for 2 h. The reaction mixture was concentrated and purified by silica gel column chromatography eluting with a gradient of 0 - 40% EtOAc in petroleum ether to provide (R)-4-(3-fluoro-5-nitrophenyl)-2-methylmorpholine (1.5 g, 6.24 mmol, 33 % yield) as a yellow solid. 1H NMR (400 MHz, DMSO-d6): d ppm 7.54 (d, J=2.3 Hz, 1H), 7.38 (dt, J=8.4, 2.1Hz, 1H), 7.27 (dt, J=12.3, 2.3 Hz, 1H), 3.92 (ddd, J=11.5, 3.7, 1.4 Hz, 1H), 3.80 (dt, J=12.2, 2.2 Hz, 1H), 3.68 (ddt, J=12.2, 3.1, 1.6 Hz, 1H), 3.53 - 3.67 (m, 2 H), 2.79 (td, J=11.9, 3.6 Hz, 1H), 2.41 - 2.49 (m, 1H), 1.16 (d, J=6.2 Hz, 3 H). m/z (ESI): 241.1 (M+H)+.
  • 56
  • [ 2265-94-3 ]
  • [ 790184-33-7 ]
  • (R)-3-Fluoro-5-(2-methylmorpholino)aniline [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: N-ethyl-N,N-diisopropylamine / 1,4-dioxane / 2 h / 100 °C / Microwave irradiation 2: hydrogen; palladium on activated charcoal / methanol; tetrahydrofuran / 16 h / 724.03 Torr
Multi-step reaction with 2 steps 1: N-ethyl-N,N-diisopropylamine / 1,4-dioxane / 2 h / 100 °C / Microwave irradiation 2: hydrogen; palladium on activated charcoal / methanol; tetrahydrofuran / 16 h / 724.03 Torr
  • 57
  • [ 701-45-1 ]
  • [ 790184-33-7 ]
  • (R)-4-(2-fluoro-5-nitrophenyl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
21% With palladium diacetate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In 1,4-dioxane at 100℃; for 16h; 1 Step 1 A mixture of 2-bromo-1-fluoro-4-nitrobenzene (3.0 g, 13.64 mmol, Apollo Scientific), (R)- 2 methyl morpholine (1.94 g, 19.23 mmol, Arbor chemicals), Pd(OAc)2 (0.36 g, 1.63 mmol), Cs2CO3 (8.89 g, 27.3 mmol) and Xantphos (0.87 g, 1.50 mmol) in 1,4-dioxane (15 mL) was heated at 100 °C for 16 h. The reaction mixture was filtered through a bed of CELITE and washed with EtOAc. The EtOAc layer was washed with water, dried over Na2SO4, filtered, and concentrated. The residue was purified by flash column chromatography eluting with 0 % to 20 % EtOAc in hexanes to provide (R)-4-(2-fluoro-5- nitrophenyl)-2-methylmorpholine (0.7 g, 2.91 mmol, 21 % yield) as a yellow solid. 1H NMR (400 MHz, DMSO-d6): d ppm 7.89 (ddd, J=8.9, 3.9, 2.8 Hz, 1 H), 7.79 (dd, J=7.6, 2.8 Hz, 1 H), 7.46 (dd, J=12.2, 8.9 Hz, 1 H), 3.90 (ddd, J=11.5, 3.2, 1.5 Hz, 1 H), 3.68 - 3.77 (m, 2 H), 3.27 - 3.40 (m, 2 H), 2.85 (td, J=11.6, 3.2 Hz, 1 H), 2.56 (dd, J=11.6, 10.0 Hz, 1 H), 1.15 (d, J=6.3 Hz, 3 H). m/z (ESI): 241.1 (M+H)+.
21% With palladium diacetate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene In 1,4-dioxane at 100℃; for 16h; 1 [0302] Intermediate 2: (R)-4-Fluoro-3-(2-methylmorpholino)aniline. [0303] Step 1: A mixture of 2-bromo-1-fluoro-4-nitrobenzene (3.0 g, 13.64 mmol, Apollo Scientific), (R)- 2 methyl morpholine (1.94 g, 19.23 mmol, Arbor chemicals), Pd(OAc)2 (0.36 g, 1.63 mmol), Cs2CO3 (8.89 g, 27.3 mmol) and xantphos (0.87 g, 1.50 mmol) in dioxane (15 mL) was heated at 100 °C for 16 h. The reaction mixture was filtered through a bed of CELITE and washed with EtOAc. The filtrate was washed with water, dried over Na2SO4, filtered, and concentrated. The residue was purified by silica gel column chromatography eluting with 0-20% EtOAc in hexanes to provide (R)-4-(2-fluoro-5-nitrophenyl)-2- methylmorpholine (0.7 g, 2.91 mmol, 21 % yield) as a yellow solid.1H NMR (400 MHz, DMSO-d6): d ppm 7.89 (ddd, J=8.9, 3.9, 2.8 Hz, 1H), 7.79 (dd, J=7.6, 2.8 Hz, 1H), 7.46 (dd, J=12.2, 8.9 Hz, 1H), 3.90 (ddd, J=11.5, 3.2, 1.5 Hz, 1H), 3.68 - 3.77 (m, 2 H), 3.27 - 3.40 (m, 2 H), 2.85 (td, J=11.6, 3.2 Hz, 1H), 2.56 (dd, J=11.6, 10.0 Hz, 1H), 1.15 (d, J=6.3 Hz, 3 H). m/z (ESI): 241.1 (M+H)+.
  • 58
  • [ 701-45-1 ]
  • [ 790184-33-7 ]
  • (R)-4-Fluoro-3-(2-methylmorpholino)aniline [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1: palladium diacetate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / 1,4-dioxane / 16 h / 100 °C 2: hydrogen; palladium on activated charcoal / methanol; tetrahydrofuran / 16 h / 724.03 Torr
Multi-step reaction with 2 steps 1: palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; caesium carbonate / 1,4-dioxane / 16 h / 100 °C 2: hydrogen; palladium on activated charcoal / methanol; tetrahydrofuran / 16 h / 724.03 Torr
  • 59
  • 4-chloro-N-(1-cyanocyclopropyl)-1-[5-(difluoro-methyl)-1,3,4-thiadiazol-2-yl]-1H-indazole-6-sulfonamide [ No CAS ]
  • [ 790184-33-7 ]
  • 1-[({4-((2R)-2-methylmorpholin-4-yl)-1-[5-(difluoromethyl)(1,3,4-thiadiazol-2-yl)]-1H-indazol-6-yl}sulfonyl)amino]cyclopropanecarbonitrile [ No CAS ]
YieldReaction ConditionsOperation in experiment
19.3 mg With methanesulfonato(2-dicyclohexylphosphino-2’,6’-di-i-propoxy-1,1’-biphenyl)(2’-methylamino-1,1‘-biphenyl-2-yl)palladium(II); caesium carbonate; ruphos In 1,4-dioxane at 100℃; Inert atmosphere; 26 Synthesis of l-[({4-((2R)-2-methylmorpholin-4-yl)-l-[5-(difluoromethyl)(l,3,4-thiadiazol-2- yl)] - 1 H-indazol-6-yl } sulfonyl)amino] cyclopropanecarbonitrile Into a 15-mL sealed tube, were placed 4-chloro-N-(l-cyanocyclopropyl)-l-[5- (difluoromethyl)-l,3,4-thiadiazol-2-yl]-lH-indazole-6-sulfonamide (500.00 mg, 1.161 mmol, 1.00 equiv.), (2R)-2-methylmorpholine (234.78 mg, 2.321 mmol, 2 equiv.), dioxane (5.00 mL),CS2CO3 (756.26 mg, 2.321 mmol, 2 equiv.), RuPhos (108.31 mg, 0.232 mmol, 0.2 equiv.), and RuPhos Palladacycle Gen.3 (97.06 mg, 0.116 mmol, 0.10 equiv.) under nitrogen atmosphere. The resulting solution was stirred for 1 overnight at 100 °C under nitrogen atmosphere and then quenched with saturated NH4CI (aq.). The resulting mixture was extracted with EtOAc and the combined organic layers were concentrated under reduced pressure. The residue was purified by Prep-TLC (CEbCkiMeOEMO: 1) to afford the crude product. The crude product (60 mg) was purified by Prep-HPLC (Column: Xbridge Prep OBD Cl 8 Column 30x150 mm 5 um; mobile phase A: water (0.05% NH32O), mobile phase B: ACN; flow rate: 60 mL/min; gradient: 27% B to 37% B in 7 min; 254;220 nm; rt: 6.50 min) to afford the title compound (19.3 mg). LCMS (ES, m/z): [M+H]+496; 'H-NMR (300MHz, DMSO-de, ppm) d 9.34 (brs, 1H), 9.00(s, 1H), 8.52 (s, 1H), 7.61 (t, 1H), 7.18 (s, 1H), 3.96-4.02 (m, 1H), 3.68-3.84 (m, 4H), 3.04 (t, 1H), 2.73 (t, 1H), 1.50-1.41 (m, 2H), 1.36-1.28 (m, 2H), 1.21 (d, 3H).
  • 60
  • [ 790184-33-7 ]
  • (R)-4-(2-chloro-6-((4-methoxybenzyl)oxy)pyridin-4-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere
  • 61
  • [ 790184-33-7 ]
  • (R)-4-(2-((1R*,2R*,5S*)-2-benzyl-3-azabicyclo[3.1.0]-hexan-3-yl)-6-((4-methoxybenzyl)oxy)pyridin-4-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere 3.1: sodium t-butanolate; ruphos; chloro-(2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1‘-biphenyl)[2-(2-aminoethyl)phenyl] palladium(ll) methyl-tert-butyl ether adduct / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere; Sealed tube
  • 62
  • [ 790184-33-7 ]
  • 6-((1S,2S,5R)-2-benzyl-3-azabicyclo[3.1.0]hexan-3-yl)-4-((2R)-2-methylmorpholino)pyridin-2(1H)-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere 3.1: sodium t-butanolate; ruphos; chloro-(2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1‘-biphenyl)[2-(2-aminoethyl)phenyl] palladium(ll) methyl-tert-butyl ether adduct / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere; Sealed tube 4.1: 5%-palladium/activated carbon; 2,5-dihydrotoluene / ethanol / 3 h / 75 °C / Inert atmosphere
  • 63
  • [ 790184-33-7 ]
  • C30H35N3O3 [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere 3.1: ruphos; chloro-(2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1‘-biphenyl)[2-(2-aminoethyl)phenyl] palladium(ll) methyl-tert-butyl ether adduct / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere; Sealed tube
  • 64
  • [ 790184-33-7 ]
  • 6-((1R,2S,5S)-2-benzyl-3-azabicyclo[3.1.0]hexan-3-yl)-4-((R)-2-methylmorpholino) pyridin-2(1H)-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere 3.1: ruphos; chloro-(2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1‘-biphenyl)[2-(2-aminoethyl)phenyl] palladium(ll) methyl-tert-butyl ether adduct / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere; Sealed tube 4.1: 5%-palladium/activated carbon; 2,5-dihydrotoluene / ethanol / 75 °C / Inert atmosphere
  • 65
  • [ 790184-33-7 ]
  • C31H39N3O3 [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 3 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere 3.1: ruphos; chloro-(2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1‘-biphenyl)[2-(2-aminoethyl)phenyl] palladium(ll) methyl-tert-butyl ether adduct / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere; Sealed tube
  • 66
  • [ 790184-33-7 ]
  • 6-((R)-2-benzylazepan-1-yl)-4-((R)-2-methylmorpholino)pyridin-2(1H)-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 4 steps 1.1: sodium t-butanolate; dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II) / toluene / 20 h / 50 °C / Inert atmosphere; Sealed tube 2.1: sodium hydride / tetrahydrofuran; mineral oil / 0.25 h / 0 °C / Inert atmosphere 2.2: 19 h / 0 °C / Reflux; Inert atmosphere 3.1: ruphos; chloro-(2-dicyclohexylphosphino-2’,6’-diisopropoxy-1,1‘-biphenyl)[2-(2-aminoethyl)phenyl] palladium(ll) methyl-tert-butyl ether adduct / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere; Sealed tube 4.1: 5%-palladium/activated carbon; 2,5-dihydrotoluene / ethanol / 75 °C / Inert atmosphere
  • 67
  • [ 98027-84-0 ]
  • [ 790184-33-7 ]
  • (R)-4-(2,6-dichloropyridin-4-yl)-2-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
78% With dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II); sodium t-butanolate In toluene at 50℃; for 20h; Inert atmosphere; Sealed tube;
With dichloro[1,1'-bis(di-t-butylphosphino)ferrocene]palladium(II); sodium t-butanolate In toluene at 50℃; for 20h; Inert atmosphere; Sealed tube; B Method B: A mixture of amine (1.0 eq.), 2,6-dichloro-4-iodopyridine (1.0 eq.), NaOtBu (2 eq.), PdCl2(tBu2Pferrocene)2 (0.025 eq.) in toluene (0.3 M) was placed in a sealed reaction tube under nitrogen and heated at 50 °C for 20 h. The reaction mixture was cooled to rt and filtered through celite. The mixture was concentrated under reduced pressure and purified by silica gel chromatography.
  • 68
  • 4-chloro-6-(7-methoxy-9H-thioxanthen-4-yl)-1H-pyridin-2-one [ No CAS ]
  • [ 790184-33-7 ]
  • (R)-6-(7-methoxy-9H-thioxanthen-4-yl)-4-(2-methylmorpholino)pyridin-2(1H)-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
Stage #1: 4-chloro-6-(7-methoxy-9H-thioxanthen-4-yl)-1H-pyridin-2-one With sodium t-butanolate; tri tert-butylphosphoniumtetrafluoroborate In toluene for 0.333333h; Inert atmosphere; Stage #2: (2R)-2-methyl-morpholine With palladium diacetate In toluene at 110℃; for 16h; Inert atmosphere; Sealed tube;
  • 69
  • C24H22O5 [ No CAS ]
  • [ 790184-33-7 ]
  • C29H31NO5 [ No CAS ]
YieldReaction ConditionsOperation in experiment
Stage #1: C24H22O5 With trifluoromethylsulfonic anhydride; N-ethyl-N,N-diisopropylamine In dichloromethane at 0℃; Stage #2: (2R)-2-methyl-morpholine
  • 70
  • [ 1079649-94-7 ]
  • [ 36160-82-4 ]
  • [ 790184-33-7 ]
  • 4-[4-(4-fluorophenoxy)phenyl]amino}-2-[(2R)-2-methylmorpholin-4-yl]-6-(propan-2-yl)-5,6-dihydro-7H-pyrrolo[3,4-d]pyrimidin-7-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
32.5% Stage #1: 2,4-dichloro-6-isopropyl-5,6-dihydro-7H-pyrrolo[3,4-d]pyrimidin-7-one; 4-(4-fluorophenoxy)aniline With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 40℃; for 16h; Stage #2: (2R)-2-methyl-morpholine In dimethyl sulfoxide at 100℃; for 16h; 51 Example 51: (R)-4-((4-(4-fluorophenoxy)phenyl)amino)-6-isopropyl-2- (2-methylmorpholino)-5,6-dihydro- 7H-pyrrolo[3,4-d]pyrimidin-7-one 4-(4-Fluorophenoxy /aniline (83 mg, 0.41 mmol) was added to 2,4-dichloro-6-isopropyl-5,6-dihydro-7H- pyrrolo[3,4-d]pyrimidin-7-one (100 mg, 0.41 mmol) and DIEA (0.213 mL, 1.22 mmol) in DMSO (2 mL) at rt. The resulting mixture was stirred at 40 °C for 16 hours. (// ) -2 - m c thy 1 m o rp ho 1 i nc (41.1 mg, 0.41 mmol) was added to the reaction at rt. The resulting mixture was stirred at 100 °C for 16 hours. The crude product was purified by preparative HPLC conditions A. Fractions containing the desired compound were evaporated to dryness to afford (R)-4-((4-(4-fluorophenoxy)phenyl)amino)-6-isopropyl-2-(2-methylmorpholino)-5,6-dihydro-7H-pyrrolo[3,4- d]pyrimidin-7 -one (63.0 mg, 32.5 %) as a yellow solid. NMR (400 MHz, DMSO) d 1.15 (d, J = 6.2 Hz, 3H), 1.24 (d, J = 6.7 Hz, 6H), 2.61 (dd, J = 13.1, 10.4 Hz, 1H), 2.88 - 3.00 (m, 1H), 3.44 - 3.54 (m, 2H), 3.89 (d, J = 9.3 Hz, 1H), 4.26 (s, 2H), 4.31 - 4.46 (m, 3H), 6.99 - 7.11 (m, 4H), 7.18 - 7.29 (m, 2H), 7.74 (dd, J = 9.2, 3.0 Hz, 2H), 9.30 (s, 1H). m/z (ES+), [M+H]+: 478; HPLC tR= 1.946 min (98%).
  • 71
  • [ 848398-41-4 ]
  • [ 6373-50-8 ]
  • [ 790184-33-7 ]
  • N-(4-cyclohexylphenyl)-2-[(2R)-2-methylmorpholin-4-yl]-5,7-dihydrofuro[3,4-d]pyrimidin-4-amine [ No CAS ]
YieldReaction ConditionsOperation in experiment
45.1% Stage #1: 2,4-dichloro-5,7-dihydrofuro[3,4-d]pyrimidine; p-cyclohexylaniline With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 50℃; for 7h; Stage #2: (2R)-2-methyl-morpholine In dimethyl sulfoxide at 100℃; for 16h; 90 Example 90: (/?)-N-(4-cyclohexylphenyl)-2-(2-methylmorpholino)-5,7- dihydrofuro[3,4-d]pyrimidin-4- amine 4-Cyclohexylaniline (0.918 g, 5.24 mmol) was added to 2,4-dichloro-5, 7-dihydroiuro[3,4-d]pyrimidine (1 g, 5.24 mmol) and DIEA (2.74 mL, 15.71 mmol) in DMSO (15 mL) at RT. The resulting mixture was stirred at 50 °C for 7 hours. (// ) - 2 - m c thy 1 m o rp ho 1 i nc (0.635 g, 6.28 mmol) was added to above mixture and stirred at 100 °C for 16 hours. The reaction mixture was purified by flash C18-flash chromatography with elution gradient 10 to 85% MeCN in water (0.1% FA). Pure fractions were evaporated to dryness to afford (R)-N- (4-cyclohexylphenyl)- 2- (2-methylmorpholino)-5,7-dihydrofuro[3,4-d]pyrimidin-4-amine (0.932 g, 45.1 %) as a white solid. NMR (400 MHz, DMSO) d 1.13 (d, J = 6.1 Hz, 3H), 1.18 - 1.25 (m, 1H), 1.27 - 1.44 (m, 4H), 1.70 (d, J = 12.7 Hz, 1H), 1.78 (d, J = 9.7 Hz, 4H), 2.42 - 2.46 (m, 1H), 2.57 (dd, J = 13.0, 10.3 Hz, 1H), 2.90 (td, J = 12.4, 3.5 Hz, 1H), 3.37 - 3.56 (m, 2H), 3.86 (dd, J = 11.3, 3.2 Hz, 1H), 4.30 (d, J = 13.2 Hz, 1H), 4.38 (d, J = 12.6 Hz, 1H), 4.68 (t, J = 2.3 Hz, 2H), 4.87 (t, J = 2.4 Hz, 2H), 7.12 - 7.19 (m, 2H), 7.52 - 7.60 (m, 2H), 8.76 (s, 1H). ES+m/z [M + H]+: 395, HPLC tR= 1.78 min (99.6%).
  • 72
  • [ 6373-50-8 ]
  • [ 790184-33-7 ]
  • [ 15783-48-9 ]
  • 4-[(4-cyclohexylphenyl)amino]-6-[3-(dimethylamino)propyl]-2-[(2R)-2-methylmorpholin-4-yl]-5,6-dihydro-7H-pyrrolo[3,4-d]pyrimidin-7-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
Multi-step reaction with 2 steps 1.1: N-ethyl-N,N-diisopropylamine / dimethyl sulfoxide / 16 h / 23 °C 1.2: 16 h / 100 °C 2.1: hydrogenchloride / water / 4 h / 190 °C
  • 73
  • [ 6373-50-8 ]
  • [ 790184-33-7 ]
  • [ 15783-48-9 ]
  • (R)-4-((4-cyclohexylphenyl)amino)-2-(2-methylmorpholino)furo[3,4-d]pyrimidin-7(5H)-one [ No CAS ]
YieldReaction ConditionsOperation in experiment
88% Stage #1: p-cyclohexylaniline; 2,4-dichlorofuro[3,4-d]pyrimidin-7(5H)-one With N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide at 23℃; for 16h; Stage #2: (2R)-2-methyl-morpholine In dimethyl sulfoxide at 100℃; for 16h; Intermediate 15 (R)-4-((4-cyclohexylphenyl)amino)-2-(2-methylmorpholino) furo[3,4-d]pyrimidin-7(5H)- one DIEA (0.598 mL, 3.42 mmol) was added to 2,4-dichlorofuro[3,4-d]pyrimidin-7(5H)-one (234 mg, 1.14 mmol) and 4-cyclohexylaniline (200 mg, 1.14 mmol) in DMSO (2 mL) at rt. The resulting mixture was stirred at rt for 16 h. (R)-2- me thy 1 mo rplio line (115 mg, 1.14 mmol) was added to above mixture. The resulting mixture was stirred at 100 °C for 16 h. The reaction mixture was filtered with water and ethyl acetate and evaporated to afford (A)-4-((4-cyclohexylphenyl)amino)-2-(2-methylmorpholino)iuro[3,4-d]pyrimidin-7(5H)-one (412 mg,88 %) as a yellow solid. NMR (400 MHz, DMSO) d 1.16 (d, J = 6.1 Hz, 3H), 1.31 - 1.46 (m, 5H), 1.77 - 1.82 (m, 5H), 2.60 - 2.71 (m, 1H), 2.99 (t, J = 11.4 Hz, 1H), 3.43 - 3.55 (m, 3H), 3.91 (d, J = 10.8 Hz, 1H), 4.40 (dd, J = 13.2, 30.2 Hz, 2H), 5.23 (s, 2H), 7.23 (d, J = 8.3 Hz, 2H), 7.62 (d, J = 8.2 Hz, 2H), 9.53 (s, 1H).ES+ m/z [M + H]+: 409, HPLC tR= 1.50 min (81.4%).
  • 74
  • C21H24ClF3N6O2 [ No CAS ]
  • [ 790184-33-7 ]
  • C26H34F3N7O3 [ No CAS ]
YieldReaction ConditionsOperation in experiment
With potassium fluoride In dimethyl sulfoxide at 150℃; for 2h; Microwave irradiation; 1 Intermediate A1-1 (0.68 mmol, 330 mg) and (R)-2-methylmorpholine (1.36 mmol, 138 mg) were dissolved in 5 mL of DMSO, KF (2.04 mmol, 118 mg) was added, and the temperature was raised to 150 ° C by microwave for the reaction 2 hours.The reaction was stopped, 30 mL of water was added, and the mixture was extracted with dichloromethane.It was dried over anhydrous sodium sulfate, and separated by flash column chromatography to obtain compound A1-2 (220 mg, yield: 59%)
  • 75
  • [ 99898-84-7 ]
  • [ 790184-33-7 ]
  • C11H14N4O2 [ No CAS ]
YieldReaction ConditionsOperation in experiment
58% In 1-methyl-pyrrolidin-2-one; at 190.0℃; for 6.0h;Microwave irradiation; Intermediate a1-2 (47.3 mmol, 8 g) and (R)-2-methylmorpholine (94.6 mmol, 9.56 g) were added to a microwave reaction flask.After 30 mL of N-methylpyrrolidone NMP was dissolved, the reaction was heated at 190C by microwave for 6 hours.The reaction was stopped, the solvent was evaporated under reduced pressure, and separated by flash column chromatography to obtain intermediate a1-3 (6.4 g, yield: 58%),
  • 76
  • [ 3764-01-0 ]
  • [ 790184-33-7 ]
  • (R)-4-(2,6-dichloropyrimidin-4-yl)-3-methylmorpholine [ No CAS ]
YieldReaction ConditionsOperation in experiment
68% With N-ethyl-N,N-diisopropylamine In acetonitrile at 90℃; for 2h; Preparation of key intermediates a1-a13: 2,4,6-trichloropyrimidine (13.74 mmol, 2.5 g), (R)-2-methylmorpholine (13.8 mmol, 1.4 g) and DIPEA (30 mmol, 3.87 g) were added to a reaction flask, after dissolving in 50 mL of acetonitrile, the mixture was reacted at 90°C for 2 hours. The reaction was stopped, the solvent was dried by rotary evaporation, 50 mL of water was added, extracted with ethyl acetate, dried over anhydrous Na2SO4, and separated by column chromatography to afford intermediate a1 (2.3 g, yield: 68%), LC-MS: [M+H]+: 248.
  • 77
  • [ 6693-08-9 ]
  • [ 790184-33-7 ]
  • C9H10Cl2FN3O [ No CAS ]
YieldReaction ConditionsOperation in experiment
48% In ethanol at -20 - 20℃; for 12h; At -20°C, the raw material c6-1 (1.0 mmol, 200 mg) was added to a reaction flask, dissolved in 12 mL of ethanol. A solution of (R)-2-methylmorpholine (1.1 mmol, 111 mg) in 2 mL ethanol was added dropwise, and the mixture was reacted at room temperature for 12 hours. The reaction was stopped, the solvent was evaporated under reduced pressure, and separated by column chromatography to afford intermediate c6 (127 mg, yield: 48%), LC-MS: [M+H]+: 266
  • 78
  • [ 108-77-0 ]
  • [ 790184-33-7 ]
  • 2,4-dichloro-6-[(3R)-3-methylmorpholin-4-yl]-1,3,5-triazine [ No CAS ]
YieldReaction ConditionsOperation in experiment
92% With N-ethyl-N,N-diisopropylamine In dichloromethane at -50℃; for 1h; 5 At -50°C, cyanuric chloride (110 mmol, 1.97 g) and DIPEA (210 mmol, 2.76 g) were dissolved in 70 mL of dichloromethane, and (R)-2-methyl morpholine (110 mmol, 1.08 g) was slowly added dropwise. After the mixture was stirred at -50°C for 1 hour, 50 mL of 1N HCl aqueous solution was added to quench the reaction, extracted with dichloromethane. The organic phase was dried over anhydrous sodium sulfate, filtered, and the solvent was dried by rotary evaporation to afford C1-3 (2.5 g, yield: 92%). LC-MS: [M+H]+: 249.
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