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Vat Blue 4B

Vat Blue 4B Structure
Vat Blue 4B structure
CAS No.
2475-31-2
Chemical Name:
Vat Blue 4B
Synonyms
04BS;indigo4b;vatblue5;CI 73065;Indigo 4B;vatblue4b;CIBA BLUE;Bromindigo;tinablue2b;Vat Blue 5
CBNumber:
CB1364318
Molecular Formula:
C16H6Br4N2O2
Molecular Weight:
577.85
MDL Number:
MFCD00049382
MOL File:
2475-31-2.mol
Last updated:2024-04-22 16:39:17
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Vat Blue 4B Properties

Boiling point 563.4±50.0 °C(Predicted)
Density 2.5583 (rough estimate)
refractive index 1.6300 (estimate)
Colour Index 73065
pka -7.15±0.20(Predicted)
CAS DataBase Reference 2475-31-2(CAS DataBase Reference)
FDA UNII 2SUG1ZB17N
NIST Chemistry Reference c.i. Vat blue 5(2475-31-2)
EPA Substance Registry System 3H-Indol-3-one, 5,7-dibromo-2-(5,7-dibromo-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- (2475-31-2)

SAFETY

Risk and Safety Statements

RTECS  NM3259100

Vat Blue 4B price More Price(4)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC C535730 CibaBlue2B 2475-31-2 250mg $85 2021-12-16 Buy
TRC C535730 CibaBlue2B 2475-31-2 500mg $150 2021-12-16 Buy
American Custom Chemicals Corporation DYE0000193 CIBA BLUE 2B 95.00% 2475-31-2 25G $162.75 2021-12-16 Buy
AHH MT-06742 Cibablue2B 98% 2475-31-2 500g $312 2021-12-16 Buy
Product number Packaging Price Buy
C535730 250mg $85 Buy
C535730 500mg $150 Buy
DYE0000193 25G $162.75 Buy
MT-06742 500g $312 Buy

Vat Blue 4B Chemical Properties,Uses,Production

Uses

Ciba Blue 2B (CAS# 2475-31-2) is a halogenated indigo dye and pollutant contributing 1,3,6,8-tetrabromocarbazole and some other halogenated carbazoles to the environment.

Preparation

(a) and Acetic anhydride in the presence of Sodium acetate trihydrate in Acetic acid glacial will 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-? ?tetrabromide?(FIAT764); (b) in the boiling Nitrobenzene with Bromine will 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- four bromination, (C) 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- in Chlorosulfonic acid (GP 225227) or in Sulfuryl chloride (GP 229304) and bromine reaction.

Properties and Applications

blue. Dark blue powder. Etanol and insoluble in water, soluble in Xylene, Nitrobenzene and 1, 2, 3, 4 – Tetrahydronaphthalene. Alkaline reduction leuco for yellow; Acid reduction leuco for pale yellow. In concentrated sulfuric acid to blue light green, diluted into blue, and the emergence of precipitation. Used for cotton of jig dyeing and yarn dyeing, dyeing hair blue cloth color turquoise blue. Is the important dye printing, can direct printing, also can discharge printing and resist printing. Can also be used for viscose, silk and wool dyeing, levelness and affinity are good. Can be processed into organic pigment

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 5 2 4-5 4 3-4 4-5 5
AATCC 5 2 4-5 3-4 4

Vat Blue 4B Preparation Products And Raw materials

Raw materials

Indigo Indigo

Preparation Products

disodium 5,5',7,7'-tetrabromo[2,2'-bi-1H-indole]-3,3'-diyl disulphate 3H-Indol-3-one,5-dromo-2-1,3-dihydro-3-oxo-2H-indol-2-ylidene-1,2-dihydro

Vat Blue 4B Suppliers

Global( 125)Suppliers
Supplier Tel Email Country ProdList Advantage
Hebei Mojin Biotechnology Co., Ltd 		+8613288715578 sales@hbmojin.com China 12456 58
Hebei Yanxi Chemical Co., Ltd. 		+8617531190177 peter@yan-xi.com China 5993 58
Hebei Zhuanglai Chemical Trading Co.,Ltd 		+8613343047651 admin@zlchemi.com China 564 58
Henan Tianfu Chemical Co.,Ltd. 		+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21691 55
Hubei Jusheng Technology Co.,Ltd. 		18871490254 linda@hubeijusheng.com CHINA 28180 58
career henan chemical co 		+86-0371-86658258 15093356674; factory@coreychem.com China 29826 58
TargetMol Chemicals Inc. 		+1-781-999-5354 +1-00000000000 marketing@targetmol.com United States 19892 58
Hefei TNJ Chemical Industry Co.,Ltd. 		0551-65418671 sales@tnjchem.com China 34572 58
AFINE CHEMICALS LIMITED 		0571-85134551 info@afinechem.com CHINA 15377 58
Alfa Chemistry 		info@alfa-chemistry.com United States 2344 58
Supplier Advantage
Hebei Mojin Biotechnology Co., Ltd 		58
Hebei Yanxi Chemical Co., Ltd. 		58
Hebei Zhuanglai Chemical Trading Co.,Ltd 		58
Henan Tianfu Chemical Co.,Ltd. 		55
Hubei Jusheng Technology Co.,Ltd. 		58
career henan chemical co 		58
TargetMol Chemicals Inc. 		58
Hefei TNJ Chemical Industry Co.,Ltd. 		58
AFINE CHEMICALS LIMITED 		58
Alfa Chemistry 		58

View Lastest Price from Vat Blue 4B manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Vat Blue 4B pictures 2024-04-22 Vat Blue 4B
2475-31-2
 US $200.00-95.00 / kg 1kg 99% 20ton Hebei Zhuanglai Chemical Trading Co.,Ltd
Vat Blue 4B pictures 2023-10-19 Vat Blue 4B
2475-31-2
 US $20.00-10.00 / kg 1kg 0.99 10 tons Hebei Yanxi Chemical Co., Ltd.
Vat Blue 4B pictures 2023-10-10 Vat Blue 4B
2475-31-2
 US $0.00 / KG 1KG 99% 50000KG/month Hebei Mojin Biotechnology Co., Ltd
  • Vat Blue 4B pictures
  • Vat Blue 4B
    2475-31-2
  • US $200.00-95.00 / kg
  • 99%
  • Hebei Zhuanglai Chemical Trading Co.,Ltd
  • Vat Blue 4B pictures
  • Vat Blue 4B
    2475-31-2
  • US $20.00-10.00 / kg
  • 0.99
  • Hebei Yanxi Chemical Co., Ltd.
  • Vat Blue 4B pictures
  • Vat Blue 4B
    2475-31-2
  • US $0.00 / KG
  • 99%
  • Hebei Mojin Biotechnology Co., Ltd

2475-31-2(Vat Blue 4B)Related Search:

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5-BROMOINDOLINE 3-BROMOPHENETHYLAMINE TRANS-1,2-DIBENZOYLETHYLENE Indigo VAT Blue 1,VAT BLUE 1,Indigo VAT Blue 1,VAT BLUE 1 1-(2-amino-5-bromophenyl)ethanone
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BASF brilliant indigo Vat blue 5 (C.I. 73065) Pigment organic indigo blue bromindigo EINecs 04BS Arlanon Blue 2B Bromo Indigo 2B Convat Blue E Kambanthrene bndigo 4B 5,5',7,7'-Tetrabromo-Δ2,2'(3H,3'H)-bi[1H-indole]-3,3'-dione 5,5',7,7'-Tetrabromo-Δ2,2'-biindoline-3,3'-dione 5,5',7,7'-Tetrabromoindigo Vat Blue 5 3h-indol-3-one,1,2-dihydro-5,7-dibromo-2-(5,7-dibromo-1,3-dihydro-3-oxo-2h-ind 3h-indol-3-one,5,7-dibromo-2-(5,7-dibromo-1,3-dihydro-3-oxo-2h-indol-2-ylidene 5,7,5’,7’-Tetrabromo-1H,1’H-[2,2’]biindolylidene-3,3’-dione 5,7-Dibromo-2-(5,7-dibromo-1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro-3H-indol-3-one Ahcovat Printing Blue 2BD ahcovatprintingblue2bd Amanthrene Navy Blue 2B-MF Amanthrene Navy Blue New amanthrenenavyblue2b-mf amanthrenenavybluenew Arlanone Blue 2B arlanoneblue2b BASF Brilliant Indigo 4B BASF Brilliant Indigo 4BC basfbrilliantindigo4b basfbrilliantindigo4bc BASFBrilliantIndigo4B-D Brilliant Indigo 4B Brilliant Indigo 4BJD Brilliant Indigo 4BV brilliantindigo4b brilliantindigo4bjd brilliantindigo4bv Bromindigo Bromindigo 2BD bromindigo2bd Bromoindigo c.i.vatblue5 C.I.VatBlue5(73065) Ciba Blue 2BD Ciba Blue 2BDG Ciba Blue 2BN Ciba Blue 2BPF Ciba Brilliant Blue BS cibablue2bd cibablue2bdg cibablue2bn cibablue2bpf cibabrilliantbluebs Durindone Blue 4B Durindone Blue 4BC Durindone Blue 4BCP Durindone Printing Blue 4BC durindoneblue4b durindoneblue4bc durindoneblue4bcp durindoneprintingblue4bc