{[[9,10-Dioxo-4-(2,4,6-trimethyl-phenylamino)-9,10-dihydro-anthracen-1-yl]-(2,4,6-trimethyl-phenyl)-amino]-methylene}-dimethyl-ammonium; chloride 在
sodium hydroxide 、
硫酸 、
溴 作用下,
以
乙醇 为溶剂,
反应 0.5h,
生成
1-(2,4,6-trimethylanilino)-4-(2,4,6-trimethyl-3-bromoanilino)anthraquinone