Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Fluorescent Brightener 117,C.I.40624

Molecular Structure: Stilbene Class

C.I.Fluorescent Brightener 117,C.I.40624,CAS 20182-85-2,808.76,C28H34N12Na2O10S2,Blankophor EE,Photine M

Molecular Formula:C₂₈H₃₄N₁₂Na₂O₁₀S₂

Molecular Weight: 808.76

CAS Registry Number:20182-85-2

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

Properties and Applications:blue. Soluble in water, soluble in organic solvent. Used in paper whitening, can add to the pulp and paper in coating.

List of Suppliers:

Blankophor EE ( Bayer Group )

Photine M( S A Robama )