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Last Updated: May 14, 2021

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Details for Patent: 4,089,969

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Summary for Patent: 4,089,969
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)
Application Number:05/771,286
Patent Claim Types:
see list of patent claims
Compound; Use; Composition; Delivery;

Drugs Protected by US Patent 4,089,969

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

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