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Vat Yellow 2

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Vat Yellow 2 Basic information

Product Name:
Vat Yellow 2
Synonyms:
  • VAT YELLOW 2
  • INDANTHRENE YELLOW GCN
  • 1-d:6,5-d’)bisthiazole-6,12-dione,2,8-diphenyl-anthra(
  • 1-d:6,5-d’]bisthiazole-6,12-dione,2,8-diphenyl-anthra[
  • ahcovatflavonegc
  • ahcovatflavonegcn
  • C.I.Vat Yellow
  • Vat Yellow 2(67300)
CAS:
129-09-9
MF:
C28H14N2O2S2
MW:
474.55
EINECS:
204-931-5
Mol File:
129-09-9.mol
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Vat Yellow 2 Chemical Properties

Boiling point:
727.3±70.0 °C(Predicted)
Density 
1.2270 (rough estimate)
refractive index 
1.6360 (estimate)
storage temp. 
Room Temperature
solubility 
Sulfuric Acid (Slightly)
form 
Solid
pka
-1.86±0.20(Predicted)
color 
Very Dark Yellow to Very Dark Brown
EPA Substance Registry System
C.I. Vat Yellow 2 (129-09-9)
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Safety Information

Hazardous Substances Data
129-09-9(Hazardous Substances Data)
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Vat Yellow 2 Usage And Synthesis

Preparation

(a) 2, 6-Diaminoanthraquinone, 1-(Trichloromethyl)benzene and sulfur in the beta backflow; (b) will be 2, 6-diamino-1, 5-dimercapto-anthraquinone and Benzaldehyde ?and sulfur condensation;(C) 2,6-Diamino-1,5-dichloroanthraquinone and Benzaldehyde?and sulfur condensation; (d) 2,6-Dibenzamidoanthraquinone?into the amino chloride [2, 6-bis (1-chloro-methylene) anthraquinone], then use sulphur and naphthalene hydrogenated sodium sulfide solution or sulfur. Note: the product contains 1,2,7,8-heterogeneous content.

Properties and Applications

green light yellow. Orange powder, insoluble in water and ethanol. In alkaline insurance powder also in stock for purple; In the acidic insurance powder also in dark orange ones for; The strong sulfuric acid to yellow. Mainly used for cotton, silk sheets, towels and the monochrome printing. Can also be used for viscose, polyester/cotton,PVA/cotton blended fabric dyeing and printing, and can also be used for the paper dyeing.

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

Vat Yellow 2Supplier

Meryer (Shanghai) Chemical Technology Co., Ltd.
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Winchem Industrial Co. Ltd
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Shanghai JONLN Reagent Co., Ltd.
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Hubei Jusheng Technology Co.,Ltd
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