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|Title:||5-Aroyl-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylic acid derivatives and process for the production thereof|
|Abstract:||Novel 5-aroyl-1,2-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 R is hydrogen or a lower alkyl group containing from 1 to 4 carbon atoms and R.sup.1 is hydrogen, a lower alkyl group having from 1 to 4 carbon atoms, a lower alkoxy group of 1 to 4 carbon atoms, chloro, fluoro or bromo, the R.sup.1 substitution being at the ortho, meta or para positions of the aroyl group and process for the production of such compounds; 5-p-toluoyl-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1-carboxylic acid is representative of the class. These compounds, as the racemic mixture or the (1)-isomer, are useful as anti-inflammatory, analgesic and antipyretic agents and as smooth muscle relaxants.|
|Inventor(s):||Muchowski; Joseph M. (Mexico City, MX), Kluge; Arthur F. (Los Altos, CA)|
|Assignee:||Syntex (U.S.A.) Inc. (Palo Alto, CA)|
Patent Claim Types:|
see list of patent claims
|Compound; Use; Composition; Delivery;|
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