C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
167/240, 260/318
C07D 209/86 (2006.01) A61K 31/40 (2006.01)
Patent
CA 1311484
ABSTRACT Substituted 2,3,4,9-tetrahydro-1H-carbazole-1- acetic acid derivatives and methods for their prepa- ration and use are disclosed. The compounds are useful analgesic and anti-inflammatory agents. The compounds have the structure Image (I) wherein R1 is lower alkyl containing 1 to 4 carbon atoms and R, R2, R3 and R4 are independently selected from the group consisting of hydrogen and lower alkyl containing 1 to 4 carbon atoms and the pharma- ceutically acceptable salts thereof.
548884
Demerson Christopher A.
Hughes Philip F.
Humber Leslie G.
American Home Products Corporation
Swabey Ogilvy Renault
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