Cis, endo-2-azabicyclo-[3.3.0]-octane-3-carboxylic acids, a process for their preparation, agents containing these compounds and their use

CAFC
  • US 5,061,722 A
  • Filed: 01/12/1989
  • Issued: 10/29/1991
  • Est. Priority Date: 11/05/1981
  • Status: Expired due to Term
First Claim
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1. A compound of the formula ##STR11## or a physiologically acceptable salt thereof, wherein R2 is hydrogen, methyl, ethyl, or benzyl, and wherein hydrogen atoms on the ring carbon atoms in the 1- and 5-positions are in the cis-configuration relative to one another, the carboxyl group on the ring carbon atom in the 3-position is in the endo position relative to the bicyclic ring system, and the chirality centers in the chain and on the ring carbon atom in the 3-position all have the S-configuration, said compound or salt being substantially free of other isomers.

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