Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Fluorescent Brightener 103

Molecular Structure: Stilbene Class

C.I.Fluorescent Brightener 103,CAS 52276-99-0,1333.10,C40H34N12Na6O20S6

Molecular Formula:C₄₀H₃₄N₁₂Na₆O₂₀S₆

Molecular Weight: 1333.10

CAS Registry Number:52276-99-0

Manufacturing Methods : 1,2-Bis(4-amino-2-sulfophenyl)ethene (1 Moore) and 2,4,6-Trichloro-1,3,5-triazine (2 Moore) first condensation, and 2-Aminobenzene-1,4-disulfonic acid (2 Moore) the second condensation, then and Morpholine (2 Moore) third condensation.

Properties and Applications:blue. Mainly used for cotton.

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