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Vat Yellow 4

Name:C.I.Vat Yellow 4,C.I.59100

Molecular Structure: anthraquinones

C.I.Vat Yellow 4,C.I.59100,CAS 128-66-5,332.35,C24H12O2,Vat Golden Yellow GK

C.I.Vat Yellow 4,C.I.59100,CAS 128-66-5,332.35,C24H12O2,Vat Golden Yellow GK

Molecular Formula:C24H12O2

Molecular Weight: 332.35

CAS Registry Number:128-66-5

Manufacturing Methods :  (a) 3-Benzoylbenzanthrone and Aluminium chloride and antioxidant for the closed-loop response; (b) 1,5-Dibenzoyl-2-naphthaene in Aluminium chloride and sodium chloride were under existing closed-loop response.

Properties and Applications:  red light yellow. Yellow brown powder. Soluble in nitrobenzene, four hydrogenated naphthalene and dimethyl benzene, slightly soluble in acetone, ethanol, benzene, chloroform, o-chlorophenol, Pyridine and toluene. The strong sulfuric acid to red light purple, orange after diluted precipitation, in alkaline insurance powder is in stock for purplish red color; In the acidic insurance powder also in stock for golden brown. Can be used for the discharge printing of cotton, mainly used in the winter sun often dark cotton print, also suitable for silk and polyamide fiber dyeing.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 4-5 4-5 5-6 5 4-5 3-4 4
AATCC 5 5 4-5 5 4

List of Suppliers:

Akavat Golden Yellow GK Dbl. Pst (Aakash Chemicals & Dyestuffs Inc)

Algosol Golden Yellow IGK (Classic Dyestuffs Inc)

Anthrasol Golden Yellow IGKE(Classic Dyestuffs Inc)

Arlanthrene Golden Yellow GK ( Arlabs Ltd )

Fenanthra Golden Yellow TGK(Classic Dyestuffs Inc)

Icho Vat Golden Yellow GOK( Indian Chemical Industries )

Indigosol Golden Yellow IGK (Classic Dyestuffs Inc)

Indonon Yellow RK (  Indokem Ltd )

Ricosol Yellow GK (Classic Dyestuffs Inc)

Siluble Vat Yellow IGK(Classic Dyestuffs Inc)

Vat Golden Yellow GK Dbl Pst( Global Colors Inc. )


6 Responses to “Vat Yellow 4”

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  5. […] Methods :C.I.Vat Yellow 4 (C.I. 59100) for bromination, until the bromine content nearly […]

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