1-Pentanone, 2-(ethylamino)-1-(4-methylphenyl)-, hydrochloride 1-p-Tolyl-2-ethylamino-pentanone-(1) hydrochloride 18297-05-7 2-(Ethylamino)-1-(4-methylphenyl)-1-pentanone hydrochloride Valerophenone, 2-(ethylamino)-4'-methyl-, hydrochloride