1-[(3-cyanophenyl)sulfonyl]-2-cyclopropyl-1,2,2',3',5',6'-hexahydrospiro[indole-3,4'-thiopyran]-5-carboxylic acid 1',1'-dioxide 、 1-[3-fluoro-5-(trifluoromethyl)pyridin-2-yl]methanamine dihydrochloride 在
三乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 18.0h,
以52%的产率得到1-[(3-cyanophenyl)sulfonyl]-2-cyclopropyl-N-{[3-fluoro-5-(trifluoromethyl)pyridin-2-yl]methyl}-1,2,2',3',5',6'-hexahydrospiro[indole-3,4'-thiopyran]-5-carboxamide 1',1'-dioxide