Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 3-(Phenylamino)benzenesulfonic acid CA Name: Benzenesulfonic acid,3-(phenylamino)- Molecular Structure: Molecular Formula:C12H11NO3S Molecular Weight: 249.29 CAS Registry Number: 6375-08-2

Name: 4-Amino-4,-chlorodiphenylamine-2-sulfonic acid CA Name: Benzenesulfonic acid,5-amino-2-[(4-chlorophenyl)amino]- Molecular Structure: Molecular Formula:C12H11ClN2O3S Molecular Weight: 298.75 CAS Registry Number: 6548-34-1

Name: 4–nitro-4′-aminoazobenzene-2-sulfonic acid CA Name: Benzenesulfonic acid,2-[(4-aminophenyl)azo]-5-nitro- Molecular Structure: Molecular Formula:C12H10N4O5S Molecular Weight: 322.3 CAS Registry Number: 208246-14-4

Name: 2-Amino-4-Chlorodiphenyletheer-4′-Sulfonic acid CA Name: Benzenesulfonic acid,4-(2-amino-4-chlorophenoxy)- Molecular Structure: Molecular Formula:C12H10ClNO4S Molecular Weight: 299.73 CAS Registry Number: 6534-29-8

Name: 1-(2-Methyl-4-sulfo-6-chlorophenyl)-3-methyl-5-pyrazolone CA Name: Benzenesulfonic acid,3-chloro-4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-5-methyl- Molecular Structure: Molecular Formula:C11H11ClN2O4S Molecular Weight: 302.73 CAS Registry Number: 6387-17-3