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##STR1##的化合物或其盐、酯或酰胺衍生物;以及它们的制备方法。在这个式子中,R.sub.O代表氢或较低的烷基,R.sub.2代表氢、卤素或硝基,R.sub.3代表氢或卤素,R.sub.4代表氢或较低的烷基;当R.sub.O是氢时,R.sub.2、R.sub.3和R.sub.4都是氢,而群##STR2##存在于2位。这些化合物表现出优越的止痛和/或抗炎作用,几乎没有胃肠道问题。