Patents Represented by Law Firm Mullen & White
  • .beta.-carboline-3-carboxylic acid derivatives, and their use as psychotropic and anti-epileptic agents
    Patent number: 4748180
    Abstract: New .beta.-carboline-3-carboxylic acid esters have the general formula I: ##STR1## wherein R.sup.4, R.sup.5 and R.sup.6 have specified meanings. The new compounds exhibit surprising psychotropic properties.
    Type: Grant
    Filed: October 9, 1986
    Date of Patent: May 31, 1988
    Assignee: Schering Aktiengesellschaft
    Inventors: Erling N. Petersen, Leif H. Jensen, Frank Watjen, Dieter Seidelmann