4-Benzoylpiperidine hydrochloride (CAS No.72034-25-4), its synonyms are Methanone, phenyl-4-piperidinyl-, hydrochloride (1:1) ; Phenyl(4-piperidinyl)methanone hydrochloride ; Phenyl(piperidin-4-yl)methanone hydrochloride (1:1) .