Synonyms:
bis[6-diazo-5,6-dihydro-5-oxo-1-naphthalenesulfonic acid]methylenebis(3-hydroxy-5-methyl-4,1-phenylene) ester ; methylenebis(3-hydroxy-5-methyl-4,1-phenylene) tetrakis(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulphonate) ; 1-naphthalenesulfonicacid, 6-diazo-5,6-dihydro-5-oxo-, methylenebis(3-hydroxy-5-methyl-p-phenylene)ester (7ci) ; 1-naphthalenesulfonicacid, 6-diazo-5,6-dihydro-5-oxo-,methylenebis(3-hydroxy-5-methyl-4,1-phenylene) ester (9ci)