反应详情

In an aqueous solvent, 31.9 parts of 5-amino-4-hydroxynaphthalene-2,7-disulfonic acid was condensed with 18.4 parts of 2,4,6-trichloro-s-triazine according to a normal method and the resultant condensate was condensed with 28.1 parts of 3-(2-sulfate ethylsulfonyl)aniline according to a normal method to obtain a naphthol derivative.