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Vat Yellow 31

Name:C.I.Vat Yellow 31,C.I.68405

Molecular Structure: pyrimidine anthrone class

C.I.Vat Yellow 31,C.I.68405,CAS 6871-93-8,420.25,C22H11Cl2N3O2,Indanthren Yellow 4GK

C.I.Vat Yellow 31,C.I.68405,CAS 6871-93-8,420.25,C22H11Cl2N3O2,Indanthren Yellow 4GK

Molecular Formula:C22H11Cl2N3O2

Molecular Weight: 420.25

CAS Registry Number:6871-93-8

Manufacturing Methods : 1H-benzo[e]perimidin-5-amine with 2,5-Dichlorobenzoyl chloride acylation.

Properties and Applications: yellow. Melting point: 287 ℃. In alkaline solution for insurance powder red brown; In the acidic insurance powder solution for brown.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4-5 5 7 4 4-5

List of Suppliers:

Indanthren Yellow 4GK ( IG Farbenindustrie AG )


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