N,N,N',N'-TETRAMETHYLPARAROSANILINE

ChEBI: An imine that is 4-methylidenecyclohexa-2,5-dien-1-imine in which both the hydrogens of the methylidene group are replaced by 4-(dimethylamino)phenyl groups. The hydrochloride salt is the histological dye 'Methyl violet 2B'.