ethyl 2-(1-benzylpiperidin-4-ylidene)propanoate → Ethyl 2-(piperidin-4-yl)propanoate

Participants

Reaction Steps

Dissolve 2-[1-(phenylmethyl)-4-piperidinylidene]propanoic acid, ethyl ester (1.5 g, 5.5 mmol) in acetic acid (50 mL).and place in a Paar hydrogenation flask. Add 10% palladium(C) (500 mg). Charge the vessel to 50 psi and shake for 18 hours. Filter the solution through Celite and remove the solvent in vacuo to give 2-(4-piperidyl)propanoic acid, ethyl ester.

Provenance & Evidence