Ice Miller LLP
Crystal form of PARP-1 inhibitor and preparation method therefor
A crystal form of PARP-1 inhibitor and a preparation method therefor are described. Specifically, a crystal form A of 4-[[3-[[2-(trifluoromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[1,5-α]pyrazine-7-yl]carbonyl]-4-fluorophenyl]methyl-1(2H)-phthalazinone (formula I) and a preparation method therefor are described.
Jiangsu Hengrui Medicine Co., Ltd.
C A A A A A A C
C07B A61K A61K A61K A61K A61K A61P C07D
additional additional inventional additional additional additional inventional inventional
Quanliang Wenhai Zhenjun Zhengming
Zhang Li Qiu Li