Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: Isobenzofuran-1,3-dione;Phthalic anhydride CA Name: 1,3-Isobenzoflirandione Molecular Structure: Molecular Formula:C8H4O3 Molecular Weight: 148.12 CAS Registry Number: 85-44-9

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

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

Name: Isophthaloyl dichloride CA Name: 1,3-Benzenedicarbonyl chloride Molecular Structure: Molecular Formula:C8H4Cl2O2 Molecular Weight: 203.02 CAS Registry Number: 99-63-8