The present invention is to provide a compound or a salt thereof represented by the formula:
wherein R1 is an optionally substituted hydrocarbon group or an optionally substituted heterocyclic group, the ring A is an optionally substituted divalent nitrogen-containing heterocyclic group, X' is an optionally substituted alkylene chain, Y is an optionally substituted divalent cyclic group, X is a chemical bond or an optionally substituted alkylene chain, and Z is (1)an optionally substituted amino group, (2) an optionally substituted imidoyl group or (3) an optionally substituted nitrogen-containing heterocyclic group, or a pro-drug thereof, which have activated coagulation factor X inhibitory activity and which is useful as anti-coagulant.
本发明旨在提供一种由式表示的化合物或其盐:
其中 R1 是任选取代的烃基或任选取代的杂环基,环 A 是任选取代的二价含
氮杂环基,X'是任选取代的亚烷基链,Y 是任选取代的二价环基、X是
化学键或任选取代的亚烷基链,Z是(1)任选取代的
氨基,(2)任选取代的
亚胺酰基或(3)任选取代的含
氮杂环基,或其原药,具有活化
凝血因子X抑制活性,可用作抗凝剂。