Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 4-Formylbenzene-1,3-disulfonic acid CA Name: 1,3-Benzenedisulfonic acid,4-formyl- Molecular Structure: Molecular Formula:C7H6O7S2 Molecular Weight: 266.25 CAS Registry Number: 88-39-1

Name:2-Formyl-5-hydroxybenzenesulfonic acid CA Name: Benzenesulfonic acid,2-formyl-5-hydroxy- Molecular Structure: Molecular Formula:C7H6O5S Molecular Weight: 202.18 CAS Registry Number: 106086-27-5

Name: 3,4,5-Trihydroxybenzoic acid CA Name: Benzoic acid,3,4,5-trihydroxy- Molecular Structure: Molecular Formula:C7H6O5 Molecular Weight: 170.12 CAS Registry Number: 149-91-7

Name: 2-Formylbenzenesulfonic acid CA Name: Benzenesulfonic acid,2-formyl- Molecular Structure: Molecular Formula:C7H6O4S Molecular Weight: 186.19 CAS Registry Number: 91-25-8

Name: 2,4-Dihydroxybenzoic acid CA Name: Benzoic acid,2,4-dihydroxy- Molecular Structure: Molecular Formula:C7H6O4 Molecular Weight: 154.12 CAS Registry Number: 89-86-1