Hydrochloric Acid → 3'-(4-Piperidinyl)-4-biphenylcarboxamide hydrochloride

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Reaction Steps

A mixture of 1,1-dimethylethyl 4-[4′-(aminocarbonyl)-3-biphenylyl]-1-piperidine carboxylate (0.95 g, 0.0025 mol; I-VII-3) and 4N HCl in dioxane (5 mL) in dichloromethane (5 mL) was stirred at ambient temperature for 3 hr. The resulting solid was collected by filtration, washed with dichloromethane, diethyl ether and air-dried to give the title compound as a white solid, used without further purification. LC/MS (method A) 1.17 min; m/z 281 (M+H).

Provenance & Evidence