4-cyclopropyl-6-methyl-5-[4-(trifluoromethyl)phenyl]sulfonyl-4,6-dihydro-1H-pyrazolo[4,3-c]pyridin-7-one 在
[双(2-甲氧基乙基)胺]三氟化硫 作用下,
生成 (4R,6S)-4-cyclopropyl-7,7-difluoro-6-methyl-5-[4-(trifluoromethyl)phenyl]sulfonyl-4,6-dihydro-1H-pyrazolo[4,3-c]pyridine