1-Cinnamyl-4-isobutyrylpiperazine hydrochloride 1-Isobutyryl-4-(phenylallyl)piperazine hydrochloride 17730-61-9 Piperazine, 1-cinnamyl-4-isobutyryl-, monohydrochloride Piperazine, 1-isobutyryl-4-(phenylallyl)-, hydrochloride