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Solvent Blue 69

Name:C.I.Solvent Blue 69,C.I.62500

Molecular Structure: anthraquinones

C.I.Solvent Blue 69,C.I.62500,CAS 3179-90-6,358.35,C18H18N2O6,Seriplas Blue Green BW,Rosaplast Blue E7G

C.I.Solvent Blue 69,C.I.62500,CAS 3179-90-6,358.35,C18H18N2O6,Seriplas Blue Green BW,Rosaplast Blue E7G

Molecular Formula:C18H18N2O6

Molecular Weight: 358.35

CAS Registry Number:3179-90-6

Manufacturing Methods :(a) 1,4,5,8-Tetrahydroxyanthracene-9,10-dione in a small amount of insurance the presence of powder with 2-Aminoethanol condensation, Then the ammonia and boric acid or sodium hydroxide or oxidized in the presence piperidine; (b) 1,4,5,8-Tetrahydroxyanthracene-9,10-dione in ethanol with 2-Aminoethanol condensation, then will product oxidation.

Properties and Applications:brilliant green blue. Soluble in acetone, ethanol, Carbon tetrachloride and Cellosole, slightly soluble in benzene and Flaxseed oil. In concentrated sulfuric acid for dark blue light red, after dilution for cobalt blue.. Used for cellulose acetate, polystyrene and other plastic coloring.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO 5

List of Suppliers:

Rosaplast Blue E7G( Rose Color Inc. )

Seriplas Blue Green BW(Yorkshire Group pic)


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