Novel 5-alkylsulfinylbenzoyl- and 5-alkylsulfonylbenzoyl,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylic acid compounds represented by the formula ##STR1## and the pharmaceutically acceptable, non-toxic esters and salts thereof, wherein n is 1 or 2, R is hydrogen or a lower alkyl group containing from 1-4 carbon atoms and R.sup.1 is a lower alkyl group having from 1-4 carbon atoms at the ortho, meta or para postions of the benzoyl group and process for the production of such compounds. These compounds are useful as anti-inflammatory, analgesic and antipyretic agents and as smooth muscle relaxants.
化合物的名称为Novel 5-烷基亚磺酰基苯甲酰和5-烷基磺酰基苯甲酰,2-二氢-
3H-吡咯并[1,2-a]
吡咯-1-
羧酸,
化学式为##STR1## ,其医药上可接受的、无毒的酯和盐,其中n为1或2,R为氢或含有1-4个碳原子的低级烷基,R.sup.1为苯甲酰基的邻、间或对位上具有1-4个碳原子的低级烷基,以及制备此类化合物的方法。这些化合物可用作抗炎、镇痛和退烧剂以及平滑肌松弛剂。