碱性橙,闪光棕红色结晶块或砂状。红褐色结晶性粉末或带绿色光泽的黑色块状
晶体。遇
浓硫酸呈黄色,稀释后呈橙色。遇
硝酸呈橙色。
【英文名称】Basic orange;Chrysoidine crystals;C.I. Basic orange 2;4-(phenylazo)-m-phenylenediamin hydrochloride;3-benzenediamine, 4-(phenylazo)- monohydrochloride;2,4-diaminoazobenzene hydrochlorid;4-(phenylazo)-1,3-benzenediamine, monohydrochloride;4-(phenylazo)-m-phenylenediamine, monohydrochloride;4-phenylazo-m-phenylenediamine hydrochloride、astra chrysoidine r;brasilazina orange y;brilliant oil orange y base