ACYLHYDRAZINE DERIVATIVES, PROCESS FOR PREPARING THE SAME AND USE THEREOF
申请人:Takeda Pharmaceutical Company Limited
公开号:EP1188755B1
公开(公告)日:2006-05-03
Acylhydrazine derivatives, their production and use
申请人:Takeda Chemical Industries, Ltd.
公开号:US06723722B1
公开(公告)日:2004-04-20
Novel acylhydrazine derivatives exhibiting an inhibitory activity against activated blood coagulation factor X, which are compounds of general formula (I)
or salts thereof, wherein R is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group; R1 and R2 are each hydrogen or optionally substituted hydrocarbyl, or alternatively R1 and R2 or the substituent of X1 and R2 may be united to form an optionally substituted ring; X1 and X2 are each free valency, optionally substituted alkylene, or optionally substituted imino; D is oxygen or sulfur; A is —N(R3)—Y— or —N═Y—, R3 is hydrogen, optionally substituted hydrocarbyl, or acyl; Y is an optionally substituted chain hydrocarbon group or an optionally substituted cyclic group; and Z is (1) optionally substituted amino, (2) optionally substituted imidoyl, or (3) an optionally substituted nitrogenous heterocycle group.