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Pigment Violet 38

Name:C.I.Pigment Violet 38,C.I.73395

Molecular Structure: Thioindigo

C.I.Pigment Violet 38,C.I.73395,CAS 2379-75-1,421.36,C20H14Cl2O2S2,Indazin Bordeaux RRL,Tuiaprint Fast Red Violet RN

C.I.Pigment Violet 38,C.I.73395,CAS 2379-75-1,421.36,C20H14Cl2O2S2,Indazin Bordeaux RRL,Tuiaprint Fast Red Violet RN

Molecular Formula:C20H14Cl2O2S2

Molecular Weight: 421.36

CAS Registry Number:2379-75-1

Manufacturing Methods :2,5-Dimethyl-4-chlorophenylmercaptoacetic acid with Chlorosulfonic acid cyclization, oxidation; The intermediate is by 4 – Methylbenzyl chloride using Sulfuryl chloride route (BIOS 1156,) and have to.

Properties and Applications:red light purple. Not soluble in ethanol and organic solvent. In concentrated sulfuric acid for SAP green, pale red light purple for diluted; In the basic insurance powder solution for yellow: in acid insurance powder solution colorless.And C.I.Vat Violet 3 same chemical structure.

Light Fastness Heat resistance(℃ ) Sodium carbonate(5%) Muriatic acid(5%) Oleic acid PVC migration Soap micelle bleeding
Melting point Stable
Good Good Good General

List of Suppliers:

Indazin Bordeaux RRL ( Cassella Farbwerke Mainkur AG )

Tuiaprint Fast Red Violet RN( Atul Limited )


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