2372-70-5

ethyl 1-allyl-4-phenylpiperidine-4-carboxylate ISONIPECOTIC ACID, 1-ALLYL-4-PHENYL-, ETHYL ESTER 4-phenyl-1-(2-propen-1-yl)-4-Piperidinecarboxylic acid ethyl ester 4-Piperidinecarboxylic acid, 4-phenyl-1-(2-propen-1-yl)-, ethyl ester Pethidine Hydrochloride Impurity 1 (Pethidine Hydrochloride EP Impurity A)