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CAS No. : | 905300-76-7 | MDL No. : | MFCD07371552 |
Formula : | C18H28BNO4 | Boiling Point : | - |
Linear Structure Formula : | - | InChI Key : | SUTPCHZGPJIFEN-UHFFFAOYSA-N |
M.W : | 333.23 | Pubchem ID : | 56776828 |
Synonyms : |
|
Num. heavy atoms : | 24 |
Num. arom. heavy atoms : | 6 |
Fraction Csp3 : | 0.61 |
Num. rotatable bonds : | 6 |
Num. H-bond acceptors : | 4.0 |
Num. H-bond donors : | 1.0 |
Molar Refractivity : | 96.43 |
TPSA : | 56.79 Ų |
GI absorption : | High |
BBB permeant : | Yes |
P-gp substrate : | Yes |
CYP1A2 inhibitor : | No |
CYP2C19 inhibitor : | No |
CYP2C9 inhibitor : | No |
CYP2D6 inhibitor : | Yes |
CYP3A4 inhibitor : | Yes |
Log Kp (skin permeation) : | -5.91 cm/s |
Log Po/w (iLOGP) : | 0.0 |
Log Po/w (XLOGP3) : | 3.41 |
Log Po/w (WLOGP) : | 2.86 |
Log Po/w (MLOGP) : | 1.83 |
Log Po/w (SILICOS-IT) : | 2.24 |
Consensus Log Po/w : | 2.07 |
Lipinski : | 0.0 |
Ghose : | None |
Veber : | 0.0 |
Egan : | 0.0 |
Muegge : | 0.0 |
Bioavailability Score : | 0.55 |
Log S (ESOL) : | -3.84 |
Solubility : | 0.0478 mg/ml ; 0.000143 mol/l |
Class : | Soluble |
Log S (Ali) : | -4.28 |
Solubility : | 0.0174 mg/ml ; 0.0000522 mol/l |
Class : | Moderately soluble |
Log S (SILICOS-IT) : | -5.32 |
Solubility : | 0.00158 mg/ml ; 0.00000474 mol/l |
Class : | Moderately soluble |
PAINS : | 0.0 alert |
Brenk : | 1.0 alert |
Leadlikeness : | 0.0 |
Synthetic accessibility : | 3.41 |
Signal Word: | Warning | Class: | N/A |
Precautionary Statements: | P261-P305+P351+P338 | UN#: | N/A |
Hazard Statements: | H315-H319-H335 | Packing Group: | N/A |
GHS Pictogram: |
* 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 |
---|---|---|
52% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In 1,4-dioxane; at 100.0℃; for 15.0h;Inert atmosphere; | To a solution of tert-butyl (2-bromobenzyl)carbamate, 2.08 g (7.3 mmol), in 25 mL of 1,4- dioxane were added 4,4,4',4',5,5,5',5'-octamethyl-2,2'-bi(1,3,2-dioxaborolane), 3.75 g (14.5 mmol), potassium acetate, 1.43 g (14.5 mmol), and 1,1 '- bis(diphenylphosphino)ferrocenepalladiumdichloride, 0.59 g (0.7 mmol). The resulting mixture was stirred at 100C for 15 hours under nitrogen atmosphere. After cooling to room temperature, the solvent was removed in vacuo and the residue was diluted with water. The resulting mixture was extracted with ethyl acetate and the combined organic layers were concentrated in vacuo. The residue was purified by silica gel column chromatography (petroleum ethenethyl acetate = 7:3) to give 1.26 g (52%) of the product as a light yellow oil. MS (ESIpos): m/z = 334 [M+H]+. LC-MS [Method 4, Water (0.1 %HCOOH)-Acetonitrile, 10%B]: Rt = 1.35 min. |
43.96% | With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In N,N-dimethyl-formamide; at 80.0℃;Inert atmosphere; | To a solution of compound TA-P-2 (7 g, 27.3 mmol) and bis(pinacolato)diboron (6.95 g, 27.3 mmol) in DMF (100 mL) was added AcOK (5.35 g, 54.6 mmol) and Pd(dppf)CI2(2 g,2.73 mmol) under nitrogen atmosphere protection. The mixture was stirred at 80 C overnight. Then the mixture was dissolved in H20 (1000 mL), extracted with EtOAc (200 mL x 2). The combined organic phase was dried over Na2S04 and condensed. The residue was purified by flash chromatography (petroleum ether/EtOAc = 5:1 ) to give compound TA-P-3(4 g, 43.96%) as white solid. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
58.6% | With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In 1,4-dioxane; water; at 120℃; for 0.5h;Microwave irradiation; Inert atmosphere; | To a solution of compound TA-P-3 (333 mg, 1 mmol) and <strong>[34259-99-9]<strong>[34259-99-9]4-bromothiazol</strong>e</strong> (163 mg, 1 mmol) in dioxane (8 mL) and H20 (2 mL) was added K2C03 (276 mg, 2 mmol) and Pd(PPh3)4 (1 15.6 mg, 0.1 mmol) under nitrogen atmosphere protection. The mixture was heated to 120 °C by microwave and stirred for 0.5 hour. Then the mixture was condensed and dissolved in H20 (100 mL) and extracted with EtOAc (50 mL x 2). The combined organic phase was dried over Na2S04 and condensed. The residue was purified by flash chromatography (petroleum ether/EtOAc = 5:1 ) to give compound TA-1 -2A (170 mg, 58.6percent) as white solid. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
48.2% | With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In 1,4-dioxane; water; at 120.0℃; for 0.5h;Microwave irradiation; Inert atmosphere; | To a solution of comound TA-P-3 (333 mg, 1 mmol) and 2-bromopyridine (157 mg, 1 mmol) in dioxane (8 mL) and H20 (2 mL) was added K2C03 (276 mg, 2 mmol) and Pd(PPh3)4 (1 15.6 mg, 0.1 mmol) under nitrogen atmosphere protection. The mixture was heated to 120 C by microwave and stirred for 0.5 hour. Then the mixture was condensed and dissolved in H20 (100 mL) and extracted with EtOAc (50 mL x 2). The combined organic phase was dried over Na2S04 and condensed. The residue was purified by flash chromatography (petroleum ether/EtOAc = 5: 1 ) to give compound TA-1 -8A (137 mg, 48.2%) as white solid. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
460 mg | With potassium phosphate; palladium diacetate; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; In tetrahydrofuran; at 80.0℃; for 16.0h; | Palladium(ll) acetate (35.0 mg, 0.156 mmol) and Xantphos (90 mg, 0.156 mmol) was added to degassed THF (3ml) and let stir for 5 minutes then transferred to a separate rxn vessel that contained tert-butyl 2-(4,4,5,5-tetramethyl-1 ,3,2-dioxaborolan-2- yl)benzylcarbamate (1 142 mg, 3.43 mmol), 2,4-diiodooxazole (1000 mg, 3.12 mmol), Potassium phosphate (1985 mg, 9.35 mmol) and degassed Tetrahydrofuran (THF) (12 mL). The rxn vessel was capped and heated to 80 for 16 hours. Filtered and the residue was purified via Biotage (0% to 100% DCM:Hex; 50g-HP- silica gel column) to obtain 460mg of tert-butyl 2-(2-iodooxazol-4-yl)benzylcarbamate. 1H NMR (400 MHz, CHLOROFORM-c ) delta ppm 1.47 (s, 9 H) 4.39 (d, J=5.31 Hz, 2 H) 5.40 (br. s., 1 H) 7.31 - 7.45 ( =19.45, 7.07 Hz, 2 H) 7.94 (s, 1 H); MS[MH]+=401.1 |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With tetrakis(triphenylphosphine) palladium(0); sodium carbonate; In 1,4-dioxane; water; at 120.0℃; for 2.0h;Inert atmosphere; Microwave irradiation; | To a solution of TH03821 -1 16 (166 mg, 0.5 mmol) and TH03821 -120 (165 mg, 0.5 mmol) in 4:1 dioxane:water (2.5 ml) was added Na2C03 (212 mg, 2 mmol). Under an atmosphere of N2 Pd (PPh3)4 (58 mg, 0.05 mmol). The reaction was heated 2 hours at 120C in a microwave reactor for 0.5 h, cooled, filtered, concentrated under reduced pressure, and purified by column chromatography to afford TH03821 -134. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium carbonate; In tetrahydrofuran; methanol; water; at 80.0℃;Inert atmosphere; | To a solution of 4-bromo-2-iodo-1H-indole-7-carboxamide (2.5 g, 6.8 mmol, Preparation 1) in THF (185 mL), MeOH (25 mL) and water (25 mL) was added tert-butyl 2-(4,4,5,5-tetramethyl-1,3,2- dioxaborolan-2-yl)benzylcarbamate (2.7 g, 8.2 mmol, JW), Pd(dppf)C12 (0.5 g, 0.7 mmol) and Na2CO3 (2.2 g, 20.6 mmol). The mixture was stirred at about 80 C overnight under nitrogen. The solvent was removed under reduced pressure to give a residue, which was purified by column chromatography on silica gel to provide crude tert-butyl 2-(4-bromo-7-carbamoyl-]H-indol-2- yl)benzylcarbamate (2.5 g, 5.6 mmol). |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
39% | With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium carbonate; at 120.0℃; for 0.5h;Sealed tube; Microwave irradiation; | PdCI2(dppf).DCM (2.6 mg, 0.0032 mmol) was added to a pre-degassed solution of 4-chloro-1-((7-((/?)-3-cyclohexyl-2-methylpropanoyl)-10-hydroxy-7-azaspiro[4.5]decan- 10-yl)methyl)-/V,/ /-dimethyl-6-oxo-1 ,6-dihydropyridine-3-carboxamide (Example 144) (30.0 mg, 0.0641 mmol), fe/f-butyl (2-(4,4,5,5-tetramethyl-1 ,3,2-dioxaborolan-2-yl)benzyl)carbamate (32.0 mg, 0.0962 mmol) and sodium carbonate (13.6 mg, 0.128 mmol) in a 10 mL vial. The vessel was sealed and heated under microwave irradiation (CEM) at 120 C with stirring for 30 min. The reaction mixture was partitioned between EtOAc and water, separated, extracted (EtOAc x 2), the combined organic phase was dried (phase separator), the solvents were removed in vacuo, and the remaining residue was purified by flash chromatography (0-100%, EtOAc in (1387) cyclohexane) to give the title compound (17.2 mg, 39%) as a colourless gum. LCMS (Method A): RT = 1.77 min, m/z = 691 [M+H]+. |
Yield | Reaction Conditions | Operation in experiment |
---|---|---|
63% | With tetrakis(triphenylphosphine) palladium(0); potassium carbonate; In 1,4-dioxane; water; at 110.0℃; for 16.0h;Inert atmosphere; | To a solution of N-[1 -(5-bromo-3-chloro-2-thienyl)ethyl]-6,7-dimethoxy-2-methylquinazolin-4- amine, 160 mg (0.36 mmol, described in example 428), in 15 mL of 1,4-dioxane/water (v:v = 5:1) were added ierf-butyl [2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl]carbamate, 240 mg (0.72 mmol), potassium carbonate, 150 mg (1.1 mmol) and tetrakis(triphenylphosphine)palladium(0), 42 mg (0.04 mmol). The resulting mixture was stirred at 1 10C for 16 hours under nitrogen atmosphere. After cooling to room temperature, the solvent was removed in vacuo and the residue was diluted with water. The resulting mixture was extracted with dichloromethane and the combined organic layers were concentrated in vacuo. The residue was purified by silica gel column chromatography (dichloromethane:methanol = 13: 1) to give 180 mg (63%) of the product as a light yellow solid. MS (ESIpos): m/z = 569 [M+H]+. LC-MS [Method 4, Water (0.05%TFA)-Acetonitrile, 5%B]: Rt = 1.10 min.1 H-NMR (400 MHz, DMSO-d6): delta [ppm] = 1.37 (s, 9H), 1.71 (d, 3H), 2.41 (s, 3H), 3.89 (s, 3H), 3.93 (s, 3H), 4.01 -4.07 (m, 2H), 5.87-5.91 (m, 1H), 7.06 (s, 1H), 7.16 (d, 1H), 7.27-7.44 (m, 5H), 7.77 (s, 1H), 8.55 (br, 1H). |
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