申请人:Boehringer Ingelheim Pharmaceuticals, Inc.
公开号:US05504244A1
公开(公告)日:1996-04-02
Disclosed are novel alkylarylketocarboxylic acids and 5-substituted tetrazoles represented by the formula ##STR1## wherein Z is aryl or an alkyl of the structure ##STR2## W is a carboxyl moiety or a tetrazole moiety bound to Z at the 5-position of the tetrazole; R.sub.1 is C.sub.4 -C.sub.12 alkyl where Z is aryl and X is oxygen or is C.sub.5 -C.sub.12 alkyl where Z is alkyl and where Z is aryl and X is a bond; R.sub.2 and R.sub.3 are each independently hydrogen, C.sub.1 -C.sub.4 alkyl, hydroxy, C.sub.1 -C.sub.4 alkoxy, halogen, trihalomethyl, nitro, cyano or C.sub.1 -C.sub.4 acyl; R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are each independently hydrogen or C.sub.1 -C.sub.4 alkyl or R.sub.4 and R.sub.6 or R.sub.5 and R.sub.7 can combine to form a carbocyclic ring; X is oxygen, or a bond at the ortho or para position; m is 0, 1 or 2; and n is 0 or 1, and nontoxic, pharmaceutically acceptable addition salts and carboxylic acid esters thereof.
本发明涉及一种新型的烷基芳基酮羧酸和5-取代四唑,其化学式为##STR1##其中Z为芳基或结构为##STR2##的烷基;W为羧基或结合在Z的五位的四唑基;R.sub.1为C.sub.4-C.sub.12烷基(其中Z为芳基且X为氧原子)或C.sub.5-C.sub.12烷基(其中Z为烷基且X为键);R.sub.2和R.sub.3分别独立地为氢、C.sub.1-C.sub.4烷基、羟基、C.sub.1-C.sub.4烷氧基、卤素、三卤甲基、硝基、氰基或C.sub.1-C.sub.4酰基;R.sub.4、R.sub.5、R.sub.6和R.sub.7分别独立地为氢或C.sub.1-C.sub.4烷基,或R.sub.4和R.sub.6或R.sub.5和R.sub.7可以结合形成碳环;X为氧原子或正、邻位的键;m为0、1或2;n为0或1。本发明还涉及这些化合物的无毒、药学上可接受的盐和羧酸酯。