3-甲磺酰氨基苯胺

反应条件: temp:0.00; pressure:0.00; stir:

反应条件: temp:0.00; pressure:0.00; stir:

反应条件: temp:0.00; pressure:0.00; stir:

反应条件: temp:0.00; pressure:0.00; stir:

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 2-chloro-5-(isoquinolin-6-yl)oxazole 14 (0.15 g, 0.652 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.121 g, 0.649 mmol) in 2-propanol (20 mL) was heated to 80° C. for 12 h with stirring. Additional one more equivalent of N-(3-aminophenyl)methanesulfonamide 6 (0.121 g, 0.649 mmol) was added to reaction mixture and heated to 80° C. for further 12 h with stirring. Upon cooling, solvent was evaporated and silica column purified (Biotage) (Acetone/hexane as an eluent) to provide N-(3-((5-(isoquinolin-6-yl)oxazol-2-yl)amino)phenyl)methane sulfonamide 59 (0.09 g, 38% yield) as pale yellow solid. MS (ES) m/z 381 (M+H+). heated to 80° C. for further 12 h with stirring Upon cooling solvent was evaporated silica column purified (Biotage) (Acetone/hexane as an eluent)

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of tert-butyl 2-(2-chlorooxazol-5-yl)-5-fluoro-1H-indole-1-carboxylate 50 (0.314 g, 0.934 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.174 g, 0.934 mmol) in 2-propanol (20 mL) was heated to 80° C. for 18 h with stirring. Upon cooling, solvent was evaporated and silica column purified (Biotage) (Acetone/hexane as an eluent) to provide tert-butyl 5-fluoro-2-(2-((3-(methylsulfonamido)phenyl)amino)oxazol-5-yl)-1H-indole-1-carboxylate 52 (0.11 g, 25% yield) as solid. MS (ES) m/z 487 (M+H+). Upon cooling solvent was evaporated silica column purified (Biotage) (Acetone/hexane as an eluent)

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of tert-butyl 2-(2-chlorooxazol-5-yl)-5-fluoro-1H-indole-1-carboxylate 50 (0.314 g, 0.934 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.174 g, 0.934 mmol) in 2-propanol (20 mL) was heated to 80° C. for 18 h with stirring. Upon cooling, solvent was evaporated and silica column purified (Biotage) (Acetone/hexane as an eluent) to provide tert-butyl 5-fluoro-2-(2-((3-(methylsulfonamido)phenyl)amino)oxazol-5-yl)-1H-indole-1-carboxylate 52 (0.11 g, 25% yield) as solid. MS (ES) m/z 487 (M+H+). Upon cooling solvent was evaporated silica column purified (Biotage) (Acetone/hexane as an eluent)

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-(2-chlorooxazol-5-yl)-2-fluorobenzonitrile 39 (0.225 g, 1.01 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.188 g, 1.01 mmol) in 2-propanol (20 mL) was heated to 80° C. for 18 h with stirring. Reaction mixture was evaporated and crude product was purified using MPLC (Biotage) silica column (Biotage) (Acetone/hexane as an eluent) to provide N-(3-((5-(4-cyano-3-fluorophenyl)oxazol-2-yl)amino)phenyl)methane sulfonamide 40 (0.319 g, 84% yield) as a solid. MS (ES) m/z 373 (M+H+). Reaction mixture was evaporated crude product was purified

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-(2-chlorooxazol-5-yl)-2-fluorobenzonitrile 39 (0.225 g, 1.01 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.188 g, 1.01 mmol) in 2-propanol (20 mL) was heated to 80° C. for 18 h with stirring. Reaction mixture was evaporated and crude product was purified using MPLC (Biotage) silica column (Biotage) (Acetone/hexane as an eluent) to provide N-(3-((5-(4-cyano-3-fluorophenyl)oxazol-2-yl)amino)phenyl)methane sulfonamide 40 (0.319 g, 84% yield) as a solid. MS (ES) m/z 373 (M+H+). Reaction mixture was evaporated crude product was purified

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 2-chloro-5-(4-(trifluoromethyl)phenyl)oxazole 31 (0.599 g, 2.42 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.451 g, 2.42 mmol) in 2-propanol (20 mL) was heated to 80° C. for 14 h with stirring. Upon cooling, solvent was evaporated and silica column purified (Biotage) (Acetone/hexane as an eluent) to provide N-(3-((5-(4-(trifluoromethyl)phenyl)oxazol-2-yl)amino)phenyl)methane sulfonamide 33 (0.393 g, 41% yield) as a solid. MS (ES) m/z 398 (M+H+). Upon cooling solvent was evaporated silica column purified (Biotage) (Acetone/hexane as an eluent)

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of tert-butyl 2-(2-chlorooxazol-5-yl)-1H-indole-1-carboxylate 21 (0.281 g, 0.883 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.321 g, 1.723 mmol) in 2-propanol (20 mL) was heated to 80° C. for 14 h with stirring. Upon cooling, solvent was evaporated and silica column purified (Biotage) (Acetone/hexane as an eluent) to provide tert-butyl 2-(2-((3-(methylsulfonamido) phenyl)amino)oxazol-5-yl)-1H-indole-1-carboxylate 24 (0.221 g, 54% yield) as solid. MS (ES) m/z 469 (M+H+). Upon cooling solvent was evaporated silica column purified (Biotage) (Acetone/hexane as an eluent)

反应条件: temp:80.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

实验步骤: A mixture of 4-(2-chlorooxazol-5-yl)benzonitrile 2 (0.20 g, 0.98 mmol) and commercially available N-(3-aminophenyl)methanesulfonamide 6 (0.182 g, 0.98 mmol) in 2-propanol (20 mL) was heated to 80° C. for 18 h with stirring. Upon cooling, a white solid precipitated out which was filtered off, washed with 2-propanol, and dried. This was then triturated with ether and filtered to yield the title product, a white solid, as the hydrochloride salt of 7 (0.14 g, 40%). Free amine containing filtrate was evaporated and silica column purified (Biotage) (Acetone/hexane as an eluent) to provide 7 (0.151 g, 44% yield) as pale yellow solid. MS (ES) m/z 355 (M+H+). Upon cooling a white solid precipitated out which was filtered off washed with 2-propanol dried This was then triturated with ether filtered