Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: Benzo[b]thiophene-2,3-dione CA Name: Benzo(b)thiophene-2,3-dione Molecular Structure: Molecular Formula:C8H4O2S Molecular Weight: 164.18 CAS Registry Number: 493-57-2

Name: Pthalonitrile CA Name: 1,2-Benzenedicarbonitrile Molecular Structure: Molecular Formula:C8H4N2 Molecular Weight: 128.13 CAS Registry Number: 91-15-6

Name: 3-(Trifluoromethyl)benzoyl fluoride CA Name: Benzoyl chloride,3-(trifluoromethyl)- Molecular Structure: Molecular Formula:C8H4F4O Molecular Weight: 192.11 CAS Registry Number: 328-99-4

Name: Dichlorophthalic acid CA Name: 1,2-Benzenedicarboxylic acid,3,4-dichloro- Molecular Structure: Molecular Formula:C8H4Cl2O4 Molecular Weight: 235.02 CAS Registry Number: 56962-06-2

Name: Terephthaloyl dichloride CA Name: 1,4-Benzenedicarbonyl,dichloride Molecular Structure: Molecular Formula:C8H4Cl2O2 Molecular Weight: 203.02 CAS Registry Number: 100-20-9