72996-78-2

G-194219 Norcarfentanil Norcarfentanil (92%) Remifentanil Impurity 4 4-(N-phenylpropionamido)piperidine-4-carboxylate methyl 4-(N-propanoylanilino)piperidine-4-carboxylate Methyl 4-(N-phenylpropionamido)piperidine-4-carboxylate methyl 4-[(propionyl)phenylamino]piperidine-4-carboxylate Methyl-4-(phenyl(propionyl)amino)piperidine-4-carboxylate 4-methoxycarbonyl-4-[(1-0x0propyl)-phenylamino]piperidine 4-[Propanoyl(phenyl)amino]piperidine-4-carboxylic acid methyl ester 4-[(1-Oxopropyl)phenylamino]-4-piperidinecarboxylic acid methyl ester 4-Piperidinecarboxylicacid, 4-[(1-oxopropyl)phenylamino]-, methyl ester