The present invention relates to a 5-amidino-N-(2-aminophenethyl)-2-hydroxybenzenesulfonamide derivative represented by the general formula:
1
wherein R
1
is a hydrogen atom or a lower alkyl group;
R
2
represents a hydrogen atom, an optionally substituted lower alkyl group, etc.;
R
3
is a di(lower alkyl)amino group, a lower alkyl group, a cycloalkyl group, etc.;
Q is a hydrogen atom or an optionally substituted lower alkyl group; and
Z is a hydrogen atom or a hydroxy group, etc.,
or a pharmaceutically acceptable salt thereof, which exerts a potent and selective activated blood coagulation factor X inhibitory activity and is useful as an agent for the prevention or treatment of a disease occurred associating an activated blood coagulation factor X, a pharmaceutical composition comprising the same, a pharmaceutical use thereof and an intermediate thereof.
本发明涉及一种由通式1表示的5-酰胺基-N-(2-
氨基苯乙基)-2-羟基苯磺酰胺衍
生物,其中R1是氢原子或较低的烷基;R2表示氢原子、可选取代的较低烷基等;R3是二(较低烷基)
氨基基团、较低烷基基团、环烷基等;Q是氢原子或可选取代的较低烷基;Z是氢原子或羟基等,或其药学上可接受的盐,该化合物具有强效和选择性的激活血凝因子X抑制活性,并可用作预防或治疗与激活血凝因子X相关的疾病的药物,以及包含该化合物的制药组合物、其药物用途和中间体。