申请人:Santen Pharmaceutical Co., Ltd.
公开号:US04552969A1
公开(公告)日:1985-11-12
The invention relates to benzothiazoline derivatives of the formula [I] and salts thereof, which are useful for (i) treating cardiovascular diseases, and (ii) as the active ingredient of pharmaceutical compositions. Formula [I] follows: ##STR1## wherein R.sup.1 is lower alkanoyl; R.sup.2 is one or more group(s) selected from hydrogen, lower alkyl, lower alkoxy, hydroxy, halogen, nitro, halogenolower alkyl and sulfamoyl; R.sup.3 is ##STR2## R.sup.4 and R.sup.5 each is hydrogen, lower alkyl, cyclohexyl or substituted lower alkyl; Z is straight or branched alkylene containing 1 to 6 carbon atoms; m is 0 or 1; n is 0 or 1; and p is 4 or 5.
本发明涉及公式[I]及其盐的苯并噻唑衍生物,其可用于(i)治疗心血管疾病和(ii)作为药物组合物的活性成分。公式[I]如下:##STR1##其中,R.sup.1是较低的烷酰基;R.sup.2是氢、较低的烷基、较低的烷氧基、羟基、卤素、硝基、卤代较低的烷基和磺酰基中的一个或多个基团;R.sup.3是##STR2##R.sup.4和R.sup.5分别是氢、较低的烷基、环己基或取代的较低的烷基;Z是直链或支链烷基,其含有1至6个碳原子;m为0或1;n为0或1;p为4或5。