Derivatives of pyrrolidinecarboxaldehyde and piperidinecarboxaldehyde and intermediates therefor

摘要

Derivatives of pyrrolidinecarboxaldehyde and piperidinecarboxaldehyde, and intermediates therefor, which have the general formula <IMAGE> wherein R is hydrogen, lower alkanoyl or <IMAGE> R1 is hydrogen or lower alkyl; R2 is hydrogen or hydroxy; R3 is hydroxymethyl, di(lower alkoxy)methyl or formyl; n is 1 or 2; and their bisulfite addition products, are useful as hypotensive agents.