Patent ID: 7230030

Claim:
A 3,3-Diphenylpropylamine having the formula I: wherein R and R′ are independently hydrogen, C 1 -C 6 alkyl, C 3 -C 10 cycloalkyl, substituted or unsubstituted benzyl, or allyl; with the proviso that at least one of R′ and R is not hydrogen, and the proviso that R′ is not methyl or benzyl when R is hydrogen, and R is not ethyl when R′ is hydrogen, X represents a tertiary amino group of formula Ia wherein R 8 and R 9 represent C 1 -C 6 alkyl groups, which may be the same or different and which together contain at least three carbon atoms, or R 8 and R 9 may form a ring together with the amine nitrogen, A represents hydrogen ( 1 H) or deuterium ( 2 H), and their salts with physiologically acceptable acids, their free bases and, when the compounds are in the form of optical isomers, the racemic mixture and the individual enantiomers.