申请人:Teikoku Hormone Mfg. Co., Ltd.
公开号:US04230703A1
公开(公告)日:1980-10-28
Compounds of the general formula ##STR1## or their salts, esters or amide derivatives; and processes for their preparation. In the formula, R.sub.O represents hydrogen or lower alkyl, R.sub.2 represents hydrogen, halogen or nitro, R.sub.3 represents hydrogen or halogen, and R.sub.4 represents hydrogen or lower alkyl; and when R.sub.O is hydrogen, R.sub.2, R.sub.3 and R.sub.4 are all hydrogens and the group ##STR2## is present at the 2-position. These compounds exhibit superior analgesic and/or anti-inflammatory actions with little gastrointestinal troubles.
通式为##STR1##的化合物或其盐、酯或酰胺衍生物;以及它们的制备方法。在该式中,R.sub.O代表氢或低碳基,R.sub.2代表氢、卤素或硝基,R.sub.3代表氢或卤素,R.sub.4代表氢或低碳基;当R.sub.O为氢时,R.sub.2、R.sub.3和R.sub.4都为氢,且在2位存在##STR2##基团。这些化合物表现出卓越的止痛和/或抗炎作用,且几乎不会引起胃肠道问题。