英文别名BASIC ORANGE 31; 1H-Imidazolium, 2-(4-aminophenyl)azo-1,3-dimethyl-, chloride; 4-[(1,3-dimethylimidazol-1-ium-2-yl)diazenyl]aniline,chloride; Alkaline orange 31; BO-31; 2-((4-Aminophenyl)diazenyl)-1,3-dimethyl-1H-imidazol-3-ium chloride; 1,3-dimethyl-2-[(4-aminophenyl)azo]-1H-imidazolium chloride; Flame Orange 
