申请人:Nippon Shoji Kabushiki Kaisha
公开号:US04874773A1
公开(公告)日:1989-10-17
Novel 3-aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds of the formula: ##STR1## wherein R.sup.1 is H, C.sub.1-5 alkyl, C.sub.2-5 alkenyl, C.sub.3.5 alkynyl, C.sub.3-8 cycloalkyl, R.sup.2 is C.sub.1-10 alkyl, and the NO.sub.2 group is substituted at ortho- or meta-position, provided that when the NO.sub.2 group is substituted at ortho-position and R.sup.2 is methyl, R.sup.1 is C.sub.3-5 alkyl, C.sub.2-5 alkenyl, C.sub.3-5 alkynyl, or C.sub.3-8 cycloalkyl, and when the NO.sub.2 group is substituted at meta-position and R.sup.1 is H, R.sup.2 is C.sub.3-10 alkyl, which have excellent hypotensive, vasodilating activities and are useful for the prophylaxis and treatment of hypertension, ischemic heart diseases and cerebral and peripheral circulation diseases.
新型3-氨基羰基-1,4-二氢吡啶-5-羧酸化合物的化学式为:##STR1##其中R.sup.1为H,C.sub.1-5烷基,C.sub.2-5烯基,C.sub.3.5炔基,C.sub.3-8环烷基,R.sup.2为C.sub.1-10烷基,NO.sub.2基团取代在邻位或间位,条件是当NO.sub.2基团取代在邻位且R.sup.2为甲基时,R.sup.1为C.sub.3-5烷基,C.sub.2-5烯基,C.sub.3-5炔基或C.sub.3-8环烷基;当NO.sub.2基团取代在间位且R.sup.1为H时,R.sup.2为C.sub.3-10烷基。这些化合物具有出色的降压、扩血管活性,可用于预防和治疗高血压、缺血性心脏病以及脑部和外周循环疾病。