Patents Assigned to Societe Anonyme Styled: SANOFI
  • Pyrrolidin-2-ones and medicaments containing them
    Patent number: 4604383
    Abstract: The invention relates to pyrrolidinones of the general formula: ##STR1## in which: R.sub.1 represents hydrogen or alkylR.sub.2 represents alkyl, phenyl or trimethylsilyl.R.sub.3 represents 2-thienyl or a phenyl possibly substituted once or twice with halogen, methyl, methoxy or a trifluoromethyl group. It relates also to a process for the production of these compounds and to the pharmaceutical compositions containing them.
    Type: Grant
    Filed: July 5, 1984
    Date of Patent: August 5, 1986
    Assignee: Societe Anonyme Styled: SANOFI
    Inventors: Kathleen Biziere, Jean-Pierre Chambon, Jean-Charles Molimard