Synonyms: 3-Piperidinecarboxylicacid, 4-oxo-1-(phenylmethyl)-, methyl ester, hydrochloride (9CI); Nipecoticacid, 1-benzyl-4-oxo-, methyl ester, hydrochloride (7CI,8CI);1-Benzyl-3-(methoxycarbonyl)-4-oxopiperidine monohydrochloride;1-Benzyl-3-carbomethoxy-4-piperidone hydrochloride;1-Benzyl-4-oxo-3-piperidinecarboxylic acid methyl ester monohydrochloride;1-Benzyl-4-oxopiperidine-3-carboxylic acid methyl ester hydrochloride; Methyl1-benzyl-4-oxo-3-piperidinecarboxylate hydrochloride