1(2H)-NAPHTHALENENONE, 3,4-DIHYDRO-4-METHYL-2-PIPERIDINOMETHYL-, HYDROCHLORIDE 2-Piperidinomethyl-4-methyl-1-tetralone hydrochloride 3,4-Dihydro-4-methyl-2-piperidinyl-1(2H)-napthalenone hydrochloride 69928-47-8 N 642