Compounds of diphenylcyclopentylamine type and methods for their preparation (US Patent 4141993)

Patent number: 4141993 Granted: 1979-02-27 Filed: 1977-05-19 Inventors: Bernt S. E. Carnmalm (Sodertalje, SE); Ulf H. A. Lindberg (Sodertalje, SE); Tomas De Paulis (Gnesta, SE); Svante B. Ross (Sodertalje, SE); Nils-Erik Stjernstrom (Sodertalje, SE); Carl B. J. Ulff (Sodertalje, SE); Sven-Ove Ogren (Sodertalje, SE) Assignees: Astra Lakemedel Aktiebolaget (Sodertalje, SE)

Abstract

Compounds of the formula ##STR1## and pharmaceutically acceptable salts thereof, wherein X and Y are the same