4-Phenylpiperidine-4-carboxamide monohydrochloride → 1-[2-[3-(3,4-Dimethoxy-phenyl)-1-(3,4,5-trimethoxy-benzoyl)-pyrrolidin-3-yl]-ethyl]-4-phenyl-piperidine-4-carboxylic acid amide

Participants

Reaction Steps

Prepared by the method of example 3.3 using 2-[3-(3,4-dimethoxy-phenyl)-1-(3,4,5-trimethoxy-benzoyl)-pyrrolidin-3-yl]-ethyl-methanesulfonate (0.55 mmol) and 4-phenyl-piperidine-4-carboxylic acid amide hydrochloride (175 mg, 0.73 mmol). Chromatography on silica gel (30 g) eluting sequentially with ethyl acetate, 6% methanol in dichloromethane, and 10% methanol in dichloromethane gave the title compound:

Provenance & Evidence