申请人:Tanabe Seiyaku Co., Ltd.
公开号:US04590188A1
公开(公告)日:1986-05-20
Novel 1,5-benzothiazepine derivatives of the formula: ##STR1## wherein R.sup.1 is lower alkyl or lower alkoxy, R.sup.2 is hydrogen atom or lower alkanoyl, each one of R.sup.3 and R.sup.4 is lower alkyl, Ring A is a substituted benzene ring of the formula: ##STR2## R.sup.a is lower alkyl, lower alkoxy, lower alkylthio or benzyloxy, each one of R.sup.b and R.sup.c is lower alkyl, lower alkoxy or halogen atom, and either one of R.sup.d and R.sup.e is fluorine atom and the other one is hydrogen atom, or a pharmaceutically acceptable acid addition salt thereof are disclosed. Said derivative (I) and its salt are useful as a hypotensive agent and/or a cerebral or coronary vasodilator.
公开了式子为:##STR1##的新型1,5-苯并噻唑衍生物,其中R.sup.1是较低的烷基或较低的烷氧基,R.sup.2是氢原子或较低的烷酰基,R.sup.3和R.sup.4中的每一个是较低的烷基,环A是式子为:##STR2##的取代苯环,R.sup.a是较低的烷基,较低的烷氧基,较低的烷硫基或苄氧基,R.sup.b和R.sup.c中的每一个是较低的烷基,较低的烷氧基或卤素原子,R.sup.d和R.sup.e中的任意一个是氟原子,另一个是氢原子,或其药学上可接受的酸加盐。所述衍生物(I)及其盐可用作降压剂和/或脑血管或冠状血管扩张剂。