Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Fluorescent Brightener 9,C.I.40621

Molecular Structure: Stilbenes

C.I.Fluorescent Brightener 9,C.I.40621,CAS 133-66-4,936.93,C44H34N12Na2O6S2,Fluorescent Brightene JD-4,Fluorescent Brightene TAS,Calcofluor White MR,Rylux PP

Molecular Formula:C₄₄H₃₄N₁₂Na₂O₆S₂

Molecular Weight: 936.93

CAS Registry Number:133-66-4

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

Properties and Applications:blue. Chlorine oxygen bleaching poor fastness.

List of Suppliers:

Fluorescent Brightene JD-4,Fluorescent Brightene TAS

Calcofluor White MR(Columbian Chemicals UK)

Heliofor DP-WS( Ciech SA )

Mikephor TA ( Mitsui Toatsu Chemicals Ltd )

Rylux PP (SBU Pigments and Dyes)