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Vat Brown 1

Product Name
Vat Brown 1
CAS No.
2475-33-4
Chemical Name
Vat Brown 1
Synonyms
Brown SK;Brown BR;C.I. 70800;VAT BROWN 1;Vat Brown 44;C.I.VATBROWN1;Mayvat Brown BR;Cibanone Brown BR;Anthramar Brown BR;Mikethrene Brown BR
CBNumber
CB9512232
Molecular Formula
C42H18N2O6
Formula Weight
646.6
MOL File
2475-33-4.mol
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Vat Brown 1 Property

Boiling point:
675.58°C (rough estimate)
Density 
1.2856 (rough estimate)
refractive index 
1.4670 (estimate)
pka
11.33±0.20(Predicted)
LogP
8.52
CAS DataBase Reference
2475-33-4(CAS DataBase Reference)
EPA Substance Registry System
C.I. Vat Brown 1 (2475-33-4)
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Hazard and Precautionary Statements (GHS)

Signal word
Warning
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N-Bromosuccinimide Price

American Custom Chemicals Corporation
Product number
DYE0000813
Product name
VAT BROWN 1
Purity
95.00%
Packaging
5MG
Price
$500.63
Updated
2021/12/16
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Vat Brown 1 Chemical Properties,Usage,Production

Preparation

1,4-Diaminoanthraquinone and 1-Bromoanthracene-9,10-dione or 1-Bromoanthracene-9,10-dione (2 Moore) condensation, its product in Pyridine with Aluminium chloride heating.

General Description

Fine, dark brown to black crystalline powder with a slight odor.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

Oxidizing agents and reducing agents may destroy Vat Brown 1's color. .

Health Hazard

ACUTE/CHRONIC HAZARDS: When heated to decomposition Vat Brown 1 may emit toxic fumes of carbon oxides and nitrogen oxides.

Fire Hazard

Flash point data for Vat Brown 1 are not available; however, Vat Brown 1 is probably combustible. Dust clouds may form explosive mixtures with air.

Synthesis

1,1' : 4,1''-Trianthrimide-2,2' : 3,2''- carbazole, (Indanthren Brown BR, is prepared from 1,1' : 4,1''- trianthrimide in AlCl3 – pyridine .

Properties and Applications

red light brown. Dark brown powder. Slightly soluble in hot 1, 2, 3, 4 – Tetrahydronaphthalene and thermal Xylene, insoluble in cold Xylene. In concentrated sulfuric acid to Copenhagen green, dilution after brown precipitation. Alkaline reduction leuco for yellow brown; Acid reduction leuco for dark olive. Mainly used for cotton, hemp, silk and viscose dyeing and printing, cotton yarn dyeing common varieties. Used for polyester/cotton blended fabric two bath dyeing of polyester with little color. The leuco used for dyeing cotton knitwear.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 5 4-5 7 4-5 4-5 5 5
AATCC 5 5 8 4-5 4-5

Vat Brown 1 Preparation Products And Raw materials

Raw materials

Preparation Products

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Vat Brown 1 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
Zhengzhou Huiju Chemical Co., Ltd.
Tel
0371-55900031 18137872243
Fax
QQ:2853979815
Email
2853979815@qq.com
Country
China
ProdList
10010
Advantage
55
Shanghai Orgchem Co.,Ltd.
Tel
+86-21-5877 1921
Fax
+86-21-5877 1925
Email
info@chemofchina.com
Country
China
ProdList
9653
Advantage
55
JinJin Le Chemical Co., Ltd
Tel
10106090
Email
jjlchem2@163.com
Country
China
ProdList
9981
Advantage
58
Zhengzhou Acme Chemical Co., Ltd.
Tel
0371-037163312495,13303845143 13303845143
Fax
QQ3001379618
Email
3001379618@qq.com
Country
China
ProdList
10000
Advantage
58
Henan Alfa Chemical Co., Ltd
Tel
+86-18339805032; +8618339805032
Email
alfa4@alfachem.cn
Country
China
ProdList
13227
Advantage
58

2475-33-4, Vat Brown 1Related Search:


  • 16,23-dihydronaphth[2',3':6,7]indolo[2,3-c]dinaphtho[2,3-a:2'3'-i]carbazole-5,10,15,17,22,24-hexone
  • Naphth2,3:6,7indolo2,3-cdinaphtho2,3-a:2,3-icarbazole-5,10,15,17,22,24-hexone, 16,23-dihydro-
  • C.I.VATBROWN1
  • Vat brown 1 (C.I. 70800)
  • Anthramar Brown BR
  • Cibanone Brown BR
  • Dycosthren Brown BR
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  • Sandothrene Liquid Brown NBR
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  • Vat Brown 1 ISO 9001:2015 REACH
  • C.I.Vat Brown 1:C.I.70800
  • C.I.Vat Brown 44:C.I.70802
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  • 16,23-2Hnaphth2',3':6,7indolo2,3-cdinaphtho2,3-a:2'3'-icarbazole-5,10,15,17,22,24-hexone
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