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Vat Black 8

Product Name
Vat Black 8
CAS No.
2278-50-4
Chemical Name
Vat Black 8
Synonyms
Grey M;C.I.71000;Vat Grey S;Vat Black 8;Reduced ash M;Novatic Grey M;Paradone Grey M;Dycosthren Grey M;Mikethrene Grey M;Indanthren Grey M
CBNumber
CB7875128
Molecular Formula
C45H19N3O4
Formula Weight
665.66
MOL File
2278-50-4.mol
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Vat Black 8 Property

Boiling point:
685.55°C (rough estimate)
Density 
1.2394 (rough estimate)
refractive index 
1.7790 (estimate)
pka
13.18±0.20(Predicted)
EPA Substance Registry System
1H-Benz[6,7]indazolo[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-2,7,10,15-tetrone (2278-50-4)
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

American Custom Chemicals Corporation
Product number
DYE0002145
Product name
VAT BLACK-8
Purity
95.00%
Packaging
5MG
Price
$504.93
Updated
2021/12/16
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Vat Black 8 Chemical Properties,Usage,Production

Preparation

3,9-Dibromo-7H-benzo[de]anthracen-7-one, 3H-naphtho[2,3-f]indazol-3-one and 1-Aminoanthracene-9,10-dione in Potassium hydroxide under the existence of condensation, closed loop.

Safety Profile

Mildly toxic by intraperitoneal and ingestion routes. An eye irritant.When heated to decomposition it emits toxic fumes of NOx.

Properties and Applications

blue light grey. Black powder. Insoluble in water, Acetone, Etanol, Toluene and Chloroform, slightly soluble in 2 – Chlorophenol, Pyridine . In concentrated sulfuric acid to have yellow green: alkaline reduction leuco for blue light green; Acid reduction leuco for red brown: mainly used in the cotton fabric jig dyeing, dyeing and suspended pad dyeing, also used for Fiber/cotton, polyester-cotton blended fabric two bath set of dye dyeing. Suitable for suspension pad dyeing deep, shallow gray, and can spell dye all kinds of noise. Its main leuco dye yarn, can also be used to viscose and silk dyeing.

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

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Vat Black 8 Suppliers

Winchem Industrial Co. Ltd
Tel
0574-83851061
Fax
86-574-87083209
Email
info@win-chemical.com
Country
China
ProdList
500
Advantage
55
China Langchem Inc.
Tel
0086-21-58956006
Fax
0086-21-58956100
Country
China
ProdList
7811
Advantage
57
Hangzhou Yuhao Chemical Technology Co., Ltd
Tel
0571-82693216
Fax
+86-571-82880190
Email
info@yuhaochemical.com
Country
China
ProdList
9387
Advantage
52
Shanghai JONLN Reagent Co., Ltd.
Tel
400-0066400 13621662912
Fax
021-55660885
Email
422131432@qq.com
Country
China
ProdList
9978
Advantage
55
Alfa Chemistry
Tel
1-516-6625404
Fax
1-516-927-0118
Email
support@alfa-chemistry.com
Country
United States
ProdList
9171
Advantage
60
Hefei TNJ Chemical Industry Co.,Ltd.
Tel
+86-0551-65418671 +8618949823763
Fax
0551-65418697
Email
sales@tnjchem.com
Country
China
ProdList
34563
Advantage
58
CD Chemical Group Limited
Tel
+8615986615575
Fax
0086-13651442114
Email
info@codchem.com
Country
China
ProdList
20342
Advantage
58
AFINE CHEMICALS LIMITED
Tel
+86-0571-85134551
Fax
008657185134895
Email
sales@afinechem.com
Country
China
ProdList
15352
Advantage
58
Dideu Industries Group Limited
Tel
+86-29-89586680 +86-15129568250
Email
1026@dideu.com
Country
China
ProdList
22883
Advantage
58
Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Fax
027-59599243
Email
linda@hubeijusheng.com
Country
CHINA
ProdList
28172
Advantage
58

2278-50-4, Vat Black 8Related Search:


  • 1H-benz[6,7]indazole[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-2,7,10,15-tetrone
  • Dycosthren Grey M
  • Grey M
  • Hibeithrene Grey M
  • Indanthren Grey M
  • Mikethrene Grey M
  • Nihonthrene Grey M
  • Novatic Grey M
  • Youhaothrene Grey M.
  • Vat black 8 (C.I. 71000)
  • 1H-Benz[6,7]indazolo[2,3, 4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra [2,1,9-mna]acridine-2,7,10,15-tetrone
  • C.I.71000
  • Indanthren Grey MG
  • Vat Grey S
  • Vat Black 8
  • VUSWQWZUVYOZAY-UHFFFAOYSA-N
  • Reduced ash M
  • Paradone Grey M
  • 5H-Benz[6,7]indazolo[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-5,8,13,25(24H)-tetrone
  • Vat Black 8 ISO 9001:2015 REACH
  • C.I.Vat Black 8:C.I.71000
  • 1H-benz[6,7]indazole[2,3,4-fgh]naphth[2'',3'':6',7']indolo[3',2':5,6]anthra[2,1,9-mna]acridine-2,7,10,15-tetrone
  • 2278-50-4
  • C45H19N3O4
  • Organics