英文别名Dapsone Impurity 6; 1,1'-sulfonylbis(4-nitrobenzene); 4-nitrophenylsulfone; sulfone,bis(p-nitrophenyl); 4,4'-Dinitro[sulfonylbisbenzene]; Di(4-nitrophenyl) sulfone; 1-nitro-4-[(4-nitrophenyl)sulfonyl]benzene; EINECS 214-589-9; 1-nitro-4-(4-nitrophenyl)sulfonylbenzene; 4,4'-Dinitrodiphenyl Sulfone 
