Patents Examined by C. H. Cseh
  • Patent number: 4853408
    Abstract: Novel 4-phenylpropyl-indoles of the formula ##STR1## wherein R and R.sub.1 are individually selected from the group consisting of hydrogen, linear alkyl of 1 to 5 carbon atoms, branched alkyl of 3 to 5 carbon atoms, cycloalkyl of 3 to 7 carbon atoms cycloalkylalkyl of 4 to 7 carbon atoms and optionally substituted aralkyl of 7 to 12 carbon atoms or R.sub.1 and R taken together with the nitrogen atom form an optionally unsaturated heterocycle containing another heteroatom selected from the group consisting of oxygen, sulfur and nitrogen optionally substituted with a member of the group consisting of alkyl of 1 to 5 carbon atoms, phenyl, naphthyl and aralkyl of 7 to 12 carbon atoms, a together with b forms .dbd.0 or a together with c form a carbon-carbon bond, b is hydrogen or with a forms .dbd.0, c is hydrogen or with a forms a carbon-carbon bond, the dotted line is an optional carbon-carbon bond, A is --(CH.sub.2).sub.n --, is an integer from 2 to 5, R.sub.
    Type: Grant
    Filed: April 17, 1986
    Date of Patent: August 1, 1989
    Assignee: Roussel Uclaf
    Inventors: Francois Clemence, Jacques Guillaume, Gilles Hamon