Triazolopyrimidine derivatives as ADP P2Y12 receptor antagonists
申请人:Zhang Han-Cheng
公开号:US20080312257A1
公开(公告)日:2008-12-18
The present invention is directed to novel bicyclic triazolopyrimidine compounds of Formula (I) or a form thereof:
wherein X
1
, X
2
, R
1
, R
2
, R
3
and R
4
are as defined herein, and their methods of preparation and use as ADP inhibitors.