Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Fluorescent Brightener 245,C.I.40615

Molecular Structure: Stilbenes

C.I.Fluorescent Brightener 245,C.I.40615,CAS 52205-59-1,671.41,C20H14Cl2N2Na2O6S2,Heliofor ZSP

Molecular Formula:C₂₀H₁₄Cl₂N₂Na₂O₆S₂

Molecular Weight: 671.41

CAS Registry Number:52205-59-1

Manufacturing Methods : 1,2-Bis(4-amino-2-sulfophenyl)ethene and 2,4,6-Trichloro-1,3,5-triazine condensation, again with Ammonium hydroxide condensation.

Properties and Applications:green light blue. Slightly soluble in water. In the acid dye bath used in nylon.

List of Suppliers:

Heliofor ZSP(Ciech SA)