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CAS No. : | 1009820-21-6 | MDL No. : | |
Formula : | - | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | MUOKSQABCJCOPU-UHFFFAOYSA-N |
M.W : | - | Pubchem ID : | 24748573 |
Synonyms : |
Silmitasertib
|
Num. heavy atoms : | 25 |
Num. arom. heavy atoms : | 20 |
Fraction Csp3 : | 0.0 |
Num. rotatable bonds : | 3 |
Num. H-bond acceptors : | 4.0 |
Num. H-bond donors : | 2.0 |
Molar Refractivity : | 98.56 |
TPSA : | 75.11 Ų |
GI absorption : | High |
BBB permeant : | No |
P-gp substrate : | No |
CYP1A2 inhibitor : | Yes |
CYP2C19 inhibitor : | Yes |
CYP2C9 inhibitor : | Yes |
CYP2D6 inhibitor : | Yes |
CYP3A4 inhibitor : | No |
Log Kp (skin permeation) : | -5.31 cm/s |
Log Po/w (iLOGP) : | 2.11 |
Log Po/w (XLOGP3) : | 4.4 |
Log Po/w (WLOGP) : | 4.88 |
Log Po/w (MLOGP) : | 3.01 |
Log Po/w (SILICOS-IT) : | 3.69 |
Consensus Log Po/w : | 3.62 |
Lipinski : | 0.0 |
Ghose : | None |
Veber : | 0.0 |
Egan : | 0.0 |
Muegge : | 0.0 |
Bioavailability Score : | 0.56 |
Log S (ESOL) : | -5.17 |
Solubility : | 0.00234 mg/ml ; 0.00000669 mol/l |
Class : | Moderately soluble |
Log S (Ali) : | -5.69 |
Solubility : | 0.000707 mg/ml ; 0.00000202 mol/l |
Class : | Moderately soluble |
Log S (SILICOS-IT) : | -7.52 |
Solubility : | 0.0000105 mg/ml ; 0.00000003 mol/l |
Class : | Poorly soluble |
PAINS : | 0.0 alert |
Brenk : | 1.0 alert |
Leadlikeness : | 1.0 |
Synthetic accessibility : | 2.43 |
Signal Word: | Class: | ||
Precautionary Statements: | UN#: | ||
Hazard Statements: | Packing Group: |
* 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.
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With sodium hydroxide; water In methanol at 50℃; for 0.5h; | 1.1 Methyl 5-chlorobenzo[c][2,6]naphthyridine-8-carboxylate (232 mg, 0.853 mmol) was combined with meto-chloroaniline (217 mg, 1.71 mmol) and N-methyl pyrrolidinone (1 mL) in a flask and the mixture was heated to 8O0C for 2 hours at which time LCMS indicated that the reaction was complete as indicated by the absence of any starting material. The mixture was dissolved in CH2CI2, washed with saturated aqueous sodium bicarbonate and dried over Na2SO4. The material was purified by flash chromatography (SiO2, 1:1 to 9:1 gradient of EtOAc/Hexanes) to obtain the ester. The material was dissolved in methanol and 6N aqueous NaOH and the mixture stirred at 500C for 30 minutes. The volatiles were removed in vacuo. The residue was triturated from acetic acid/THF/methanol using a mixture of hexanes and ethylacetate. Filtration and drying provided 147 mg of 5-(3- chlorophenylamino)benzo[c][2,6]naphthyridine-8-carboxylic acid. LCMS (ESI) 350 (M+l)+. 1HNMR (400 MHz, DMSOd6) δ 10.21 (s, IH), 9.72 (br s, IH), 9.02 (d, / = 5.6, IH), 8.89 (d, / = 8.8, IH), 8.62 (d, / = 5.6, IH), 8.31 (br s, IH), 8.28 (d, / = 1.6, IH), 8.10 (br d, / = 8, IH), 7.99 (dd, J = IJ = 8.4, IH), 7.46 (t, / = 8.0, IH), 7.16 (br d, / = 7.2, IH) ppm. | |
Stage #1: methyl 5-(3-chlorophenylamino)benzo[c][2,6]naphthyridine-8-carboxylate With water; sodium hydroxide In methanol at 50℃; for 0.5h; Stage #2: With acetic acid In tetrahydrofuran; methanol | 1.1 Methyl 5-chlorobenzo[c][2,6]naphthyridine-8-carboxylate (232 mg, 0.853 mmol) was combined with meta-chloroaniline (217 mg, 1.71 mmol) and N-methylpyrrolidinone (1 mL) in a flask and the mixture was heated to 80° C. for 2 hours at which time LCMS indicated that the reaction was complete as indicated by the absence of any starting material. The mixture was dissolved in CH2Cl2, washed with saturated aqueous sodium bicarbonate and dried over Na2SO4. The material was purified by flash chromatography (SiO2, 1:1 to 9:1 gradient of EtOAc/Hexanes) to obtain the ester. The material was dissolved in methanol and 6N aqueous NaOH and the mixture stirred at 50° C. for 30 minutes. The volatiles were removed in vacuo. The residue was triturated from acetic acid/THF/methanol using a mixture of hexanes and ethylacetate. Filtration and drying provided 147 mg of 5-(3-chlorophenylamino)benzo[c][2,6]naphthyridine-8-carboxylic acid. LCMS (ESI) 350 (M+1)+. 1HNMR (400 MHz, DMSO-d6) δ 10.21 (s, 1H), 9.72 (br s, 1H), 9.02 (d, J=5.6, 1H), 8.89 (d, J=8.8, 1H), 8.62 (d, J=5.6, 1H), 8.31 (br s, 1H), 8.28 (d, J=1.6, 1H), 8.10 (br d, J=8, 1H), 7.99 (dd, J=2, J=8.4, 1H), 7.46 (t, J=8.0, 1H), 7.16 (br d, J=7.2, 1H) ppm. | |
With sodium hydroxide at 70℃; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With ammonium chloride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In 1-methyl-pyrrolidin-2-one at 70℃; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
40% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 20℃; for 0.166667h; Stage #2: With triethylamine In N,N-dimethyl-formamide for 0.0833333h; Stage #3: cis,cis,trans-diamminedichlorodihydroxy platinum(IV) In N,N-dimethyl-formamide at 50℃; for 48h; Inert atmosphere; | 1 Preparation of Compound 1 Preparation of Compound 1 wasThe 157.4mg (0.45mmol) CX-OH and 144.5mg (0.45mmol) TBTU was dissolved in 15mL of anhydrous DMF, stir chamberMix 10min, then added 45.5mg (0.45mmol) TEA, continue stirring for 5min, then added 150.0mg (0.45mmol) cis, cis, trans - [Pt (NH3) 2Cl2 (OH) 2], under nitrogen, 50 reaction 48h. The reaction was concentrated concentrate was separated by silica gel chromatography, eluting with dichloromethane and methanol mixed solvent (10:1) to give a yellow product 79.9mg, 40% yield. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In acetone at 20℃; for 0.25h; Stage #2: With triethylamine In acetone at 20℃; for 0.25h; Stage #3: pent-1-yn-5-ol In acetone for 24h; Reflux; | 4.2. General procedure for preparation General procedure: General synthetic procedure of alkyne derivatives 6. A solution ofCX-4945 (350.0 mg, 1.0 mmol) and TBTU (385.0 mg, 1.2 mmol) in20 mL of acetone was stirred at room temperature. After 15 min, excessTEA was added and the reaction mixture was stirred for another 15 min.Alkynol 5 (1.2 mmol) was then added and the reaction mixture waskept stirring under reflux for 24 h. The solvent was then removed byevaporation under reduced pressure, and DCM was added. The organiclayer was washed with saturated NaHCO3 solution twice and wateronce, and dried over sodium sulfate. The filtrate was concentrated under reduced pressure to give crude compounds 6a-d as yellow oil.Yields: 6a: 82.3%, 6b: 91.2%, 6c: 83.7%, 6d: 87.2%. The crude productswere used directly for the subsequent reaction without further purification. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In acetone at 20℃; for 0.25h; Stage #2: With triethylamine In acetone at 20℃; for 0.25h; Stage #3: 1-hydroxy-6-heptyne In acetone for 24h; Reflux; | 4.2. General procedure for preparation General procedure: General synthetic procedure of alkyne derivatives 6. A solution ofCX-4945 (350.0 mg, 1.0 mmol) and TBTU (385.0 mg, 1.2 mmol) in20 mL of acetone was stirred at room temperature. After 15 min, excessTEA was added and the reaction mixture was stirred for another 15 min.Alkynol 5 (1.2 mmol) was then added and the reaction mixture waskept stirring under reflux for 24 h. The solvent was then removed byevaporation under reduced pressure, and DCM was added. The organiclayer was washed with saturated NaHCO3 solution twice and wateronce, and dried over sodium sulfate. The filtrate was concentrated under reduced pressure to give crude compounds 6a-d as yellow oil.Yields: 6a: 82.3%, 6b: 91.2%, 6c: 83.7%, 6d: 87.2%. The crude productswere used directly for the subsequent reaction without further purification. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
General procedure: General synthetic procedure of alkyne derivatives 6. A solution ofCX-4945 (350.0 mg, 1.0 mmol) and TBTU (385.0 mg, 1.2 mmol) in20 mL of acetone was stirred at room temperature. After 15 min, excessTEA was added and the reaction mixture was stirred for another 15 min.Alkynol 5 (1.2 mmol) was then added and the reaction mixture waskept stirring under reflux for 24 h. The solvent was then removed byevaporation under reduced pressure, and DCM was added. The organiclayer was washed with saturated NaHCO3 solution twice and wateronce, and dried over sodium sulfate. The filtrate was concentrated under reduced pressure to give crude compounds 6a-d as yellow oil.Yields: 6a: 82.3%, 6b: 91.2%, 6c: 83.7%, 6d: 87.2%. The crude productswere used directly for the subsequent reaction without further purification. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In acetone at 20℃; for 0.25h; Stage #2: With triethylamine In acetone at 20℃; for 0.25h; Stage #3: 3-Butyn-1-ol In acetone for 24h; Reflux; | 4.2. General procedure for preparation General procedure: General synthetic procedure of alkyne derivatives 6. A solution ofCX-4945 (350.0 mg, 1.0 mmol) and TBTU (385.0 mg, 1.2 mmol) in20 mL of acetone was stirred at room temperature. After 15 min, excessTEA was added and the reaction mixture was stirred for another 15 min.Alkynol 5 (1.2 mmol) was then added and the reaction mixture waskept stirring under reflux for 24 h. The solvent was then removed byevaporation under reduced pressure, and DCM was added. The organiclayer was washed with saturated NaHCO3 solution twice and wateronce, and dried over sodium sulfate. The filtrate was concentrated under reduced pressure to give crude compounds 6a-d as yellow oil.Yields: 6a: 82.3%, 6b: 91.2%, 6c: 83.7%, 6d: 87.2%. The crude productswere used directly for the subsequent reaction without further purification. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1.1: O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate / acetone / 0.25 h / 20 °C 1.2: 0.25 h / 20 °C 1.3: 24 h / Reflux 2.1: copper(ll) sulfate pentahydrate; sodium L-ascorbate / water; tetrahydrofuran / 20 °C / Inert atmosphere |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
57% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 1h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
35% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
42% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
51% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
42% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
53% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
40% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
27% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
55% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 20℃; for 2h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 5 steps 1: sulfuric acid / Reflux 2: caesium carbonate; palladium bis[bis(diphenylphosphino)ferrocene] dichloride / 1,4-dioxane / 100 °C / Inert atmosphere 3: trichlorophosphate / 110 °C 4: 1-methyl-pyrrolidin-2-one / 110 °C 5: sodium hydroxide / 70 °C | ||
Multi-step reaction with 5 steps 1: sulfuric acid / Reflux 2: caesium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 100 °C / Inert atmosphere 3: trichlorophosphate / 110 °C 4: 1-methyl-pyrrolidin-2-one / 110 °C 5: sodium hydroxide / 70 °C |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 4 steps 1: caesium carbonate; palladium bis[bis(diphenylphosphino)ferrocene] dichloride / 1,4-dioxane / 100 °C / Inert atmosphere 2: trichlorophosphate / 110 °C 3: 1-methyl-pyrrolidin-2-one / 110 °C 4: sodium hydroxide / 70 °C | ||
Multi-step reaction with 4 steps 1: caesium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 100 °C / Inert atmosphere 2: trichlorophosphate / 110 °C 3: 1-methyl-pyrrolidin-2-one / 110 °C 4: sodium hydroxide / 70 °C |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 3 steps 1: trichlorophosphate / 110 °C 2: 1-methyl-pyrrolidin-2-one / 110 °C 3: sodium hydroxide / 70 °C |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1: 1-methyl-pyrrolidin-2-one / 110 °C 2: sodium hydroxide / 70 °C |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
43.5% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: methanesulfonamide In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | |
43.5% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 45℃; for 24h; | 3 Example 3: Preparation of Compound 3 Add 0.174g (0.5mmol) of CX-4945, 0.048g (0.5mmol) of methanesulfonamide,HATU 0.228g (0.6mmol), DIPEA 0.129g (1mmol) and anhydrous DMF 5mL, stirred at 45°C for 24h,TLC monitors until the reaction is complete, the solvent is spin-dried in vacuo, and purified by silica gel column chromatography. The eluent is dichloromethane and methanol (100:1-50:1) to obtain 0.093 g of a yellow solid product with a yield of 43.5% |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
72.1% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: ethanolamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
81.6% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: ethylenediamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
61.4% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: 2-bromoethylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
61.8% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: 2,2-difluorethylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
69.8% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: N,N-dimethylethylenediamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
76.4% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: Propargylamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
65.4% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: methyl 3-aminopropanoate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
72.8% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: 1-(2-aminoethyl)pyrrolidine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
77.1% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: 1-(2-aminoethyl)piperidine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
68.7% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: 4-(2-AMINOETHYL)MORPHOLINE In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
79.8% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: propan-1-ol-3-amine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
57.3% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: Trimethylenediamine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
65.8% | Stage #1: silmitasertib With HATU In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #2: With N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 0.166667h; Inert atmosphere; Stage #3: methyl 4-aminobutyrate In N,N-dimethyl-formamide at 20℃; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
86.5% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: ethylene glycol In N,N-dimethyl-formamide for 24h; Inert atmosphere; | |
86.5% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 50℃; for 0.25h; Stage #2: With triethylamine In N,N-dimethyl-formamide for 0.25h; Stage #3: ethylene glycol In N,N-dimethyl-formamide for 24h; | 19 Example 19: Preparation of Compound 19 Add 0.174g (0.5mmol) of CX-4945, 0.193g (0.6mmol) of TBTU and 5mL of anhydrous DMF into a 10mL single-neck flask, and stir for 15min at 50.Add TEA 0.101g (1.0mmol) and continue to stir for 15min, then add ethylene glycol 0.064g (1mmol) to react for 24h,TLC monitors until the reaction is complete, concentrate the solvent, and purify by silica gel column chromatography. The eluent is dichloromethane and methanol (100:1-50:1) to obtain 0.170g of yellow solid product with a yield of 86.5% |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
77.3% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: Iodoethanol In N,N-dimethyl-formamide for 24h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
82.8% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: 2-fluoroethanol In N,N-dimethyl-formamide for 24h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
77.2% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: 2-(2-Hydroxyethyl)pyridine In N,N-dimethyl-formamide for 24h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
65.7% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: difluoroethanol In N,N-dimethyl-formamide for 24h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
61.5% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: γ,γ-dichloropropanol In N,N-dimethyl-formamide for 24h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
72.6% | Stage #1: silmitasertib With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #2: With triethylamine In N,N-dimethyl-formamide at 45℃; for 0.166667h; Inert atmosphere; Stage #3: 2,2'-[1,2-ethanediylbis(oxy)]bisethanol In N,N-dimethyl-formamide for 24h; Inert atmosphere; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1.1: HATU / N,N-dimethyl-formamide / 0.17 h / 20 °C / Inert atmosphere 1.2: 0.17 h / 20 °C / Inert atmosphere 1.3: 20 °C / Inert atmosphere 2.1: lithium hydroxide monohydrate / methanol; water / 60 °C |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
Multi-step reaction with 2 steps 1.1: HATU / N,N-dimethyl-formamide / 0.17 h / 20 °C / Inert atmosphere 1.2: 0.17 h / 20 °C / Inert atmosphere 1.3: 20 °C / Inert atmosphere 2.1: lithium hydroxide monohydrate / methanol; water / 60 °C |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 50℃; |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
61.4% | With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 50℃; for 24h; | 6 Example 6: Preparation of Compound 6 Add 0.174g (0.5mmol) of CX-4945, 0.102g (0.5mmol) of 2-bromoethylamine hydrobromide,HATU 0.228g (0.6mmol), DIPEA 0.194g (1.5mmol) and anhydrous DMF 5mL, stir at 50 °C for 24h,TLC monitors until the reaction is complete, concentrate the solvent, and purify by silica gel column chromatography. The eluent is dichloromethane and methanol (100:1-50:1) to obtain 0.139g of yellow solid product with a yield of 61.4% |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine In N,N-dimethyl-formamide at 50℃; |