N-SUBSTITUTED LACTAMS

摘要

of the DISCLOSURE New physiologically active N-substituted lactams having the formula wherein R1, R2, R3, R4, R5, R6 and R7, represent independently a hydrogen atom, an alkyl radical containing 1 to 4 carbon atoms or a phenyl group, R8 is a hydrogen atom or R8 and R3 together form the ethylene or trimethylene radical, and n is 3, 4 or 5, processes for the preparation thereof and pharmaceutical compositions containing the same.