Synonyms: 3-Amino-2,5-dihydro-7-methyl-6H-1,2,4,5-tetrazepin-6-one monohydrochloride;1,2,4-Trihydro-3-imino-6-methyl-7-keto-3H-1,2,4,5-tetrazepine hydrochloride;6H-1,2,4,5-Tetrazepin-6-one, 3-amino-2,5-dihydro-7-methyl-, monohydrochloride;AC1MIEKS;LS-149026;3-amino-6-methyl-1,2-dihydro-1,2,4,5-tetrazepin-7-one hydrochloride;54978-24-4