反应详情

Following the procedure described in PREPARATION 71B and making non-critical variations using 3-(2,2-difluoro-6-hydroxy-1,3-benzodioxol-5-yl)-3-hydroxy-1-{[3-(trifluoromethyl)pyridin-2-yl]methyl}-1,3-dihydro-2H-indol-2-one to replace 3-(2,2-difluoro-6-hydroxy-1,3-benzodioxol-5-yl)-3-hydroxy-1-{[5-(trifluoromethyl)furan-2-yl]methyl}-1,3-dihydro-2H-indol-2-one, 3-(2,2-difluoro-6-hydroxy-1,3-benzodioxol-5-yl)-1-{[3-(trifluoromethyl)pyridin-2-yl]methyl}-1,3-dihydro-2H-indol-2-one was obtained (91%) as a colorless amorphous solid: MS (ES+) m/z 465.2 (M+1).