Synonyms: Quinazolinium, 3,4-dihydro-1-ethyl-2-methyl-4-oxo-3-(o-tolyl)-, perchlorate;3,4-Dihydro-1-ethyl-2-methyl-4-oxo-3-(o-tolyl)quinazolinium perchlorate;Quinazolinium, 1-ethyl-3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxo-, perchlorate;AC1MI1GF;LS-140267;1-ethyl-2-methyl-3-(2-methylphenyl)quinazolin-1-ium-4-one perchlorate;78960-21-1