Patents Assigned to Laboratories Pharmedical SA
  • Process for the preparation of derivatives of 2-pyrrole acetic acid with anti-inflammatory activity
    Patent number: 4465843
    Abstract: The derivatives of 2-pyrrole-acetic acid having the formula: ##STR1## in which R.sub.1 is methyl or ethyl and X is hydrogen or chlorine, have a powerful anti-inflammatory action.These derivatives are prepared from ethyl 3,5-diethoxycarbonyl-4-methyl-2-pyrrole-acetate by alkylation, saponification, esterification, decarboxylation, benzoylation and saponification.
    Type: Grant
    Filed: November 12, 1982
    Date of Patent: August 14, 1984
    Assignee: Laboratories Pharmedical SA
    Inventor: Margarita E. del Valle