2-BENZYL-PERHYDROAZEPINS

Process for the preparation of 2-benzylperhydroazapine of the general formula I ** (Formula) ** where R1 signifies a hydrogen atom, an aliphatic or alicyclic hydrocarbon radical, a cycloalkoxylalkyl group or an aralcoyl group; R2, R3, R4 and R5 are the same or different, and signify a hydrogen atom, a halogen atom, an alcohol group, a hydroxy group, an alkoxy group, an acyloxy group, an optionally substituted amino group, a nitro phenyl group possibly substituted, R1 not being methyl when R2, R3, R4 and R5 have the meanings of hydrogen, and their salts by addition of acid. (Machine-translation by Google Translate, not legally binding)