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Solvent Blue 18

Name:C.I.Solvent Blue 18,C.I.64500

Molecular Structure: anthraquinones

C.I.Solvent Blue 18,C.I.64500,CAS 2475-45-8,268.27,C14H12N4O2,Grasol Blue 2GS,Rosaplast Blue E2G

C.I.Solvent Blue 18,C.I.64500,CAS 2475-45-8,268.27,C14H12N4O2,Grasol Blue 2GS,Rosaplast Blue E2G

Molecular Formula:C14H12N4O2

Molecular Weight: 268.27

CAS Registry Number:2475-45-8

Manufacturing Methods : (a) 1,5-Diaminoanthraquinone with Oxalic acid acylation, and then in the sulfuric acid of nitration, again hydrolysis and reduction; (b) will be 1,5-Dinitroanthracene-9,10-dione and 1,8-Dinitroanthracene-9,10-dione mixture reduction into the corresponding two amino content, and then acylation, and nitration, reduction and hydrolysis; (C) (b) in accordance with the law, the second nitration in Boric acid and where did the sulfate.

Properties and Applications: blue. Soluble in Acetone, ethanol and Cellosole, slightly soluble in benzene and Flaxseed oil. In concentrated sulfuric acid for brown, dilute solution shallow. Used for alcohol, esters solvent, ethylene and alkyd resin, cellulose ester paint color.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Good 175(30min) Insoluble

List of Suppliers:

Grasol Blue 2GS ( Geigy Co. Ltd )

Rosaplast Blue E2G( Rose Color Inc. )


2 Responses to “Solvent Blue 18”

  1. […] soluble in benzene and linseed oil, the strong sulfuric acid for brown, diluted becomes shallow. And C.I. Solvent Blue 18 the same chemical […]

  2. […] C.I.Solvent Blue 18 […]

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