Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1989-07-27
1991-01-29
Springer, David B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
548453, 548336, 548146, 548121, 548152, C07D49504, C07D27758, C07D40306
Patent
active
049888226
ABSTRACT:
5-Aroyl-1,2-dihydro-3H-pyrrolo[1,2-a]pyrrole-1,1-dicarboxylates of the formula ##STR1## are prepared from 2-halopyrroles. Hydrolysis and .beta.-decarboxylation of these compounds affords ketorolac and related compounds.
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Greenhouse Robert
Muchowski Joseph M.
Freyberg Derek P.
Springer David B.
Syntex (U.S.A.) Inc.
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