3-[[4-Chloro-6-(3-sulfamoylanilino)-1,3,5-triazin-2-yl]amino]benzenesulfonamide 、 sodium 4,4'-diamino-[1,1'-biphenyl]-2,2'-disulfonate 在
tert. amine 作用下,
生成 5-[[4,6-Bis[(3-sulfamoylphenyl)imino]-1,3,5-triazinan-2-ylidene]amino]-2-[4-[[4,6-bis[(3-sulfamoylphenyl)imino]-1,3,5-triazinan-2-ylidene]amino]-2-sulfonatophenyl]benzenesulfonate