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ChemicalBook >> CAS DataBase List >> Vat Blue 4B

Vat Blue 4B

Vat Blue 4B price.
  • $73.1 - $312
  • Product name: Vat Blue 4B
  • CAS: 2475-31-2
  • MF: C16H6Br4N2O2
  • MW: 577.85
  • EINECS:219-598-1
  • MDL Number:MFCD00049382
  • Synonyms: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 prices
Selected condition：
Brand
  • AHH
  • American Custom Chemicals Corporation
  • Sigma-Aldrich
  • TRC
Package
  • 250mg
  • 500mg
  • 25G
  • 500g
  • 1 g
  • ManufacturerAHH
  • Product numberMT-06742
  • Product descriptionCibablue2B 98%
  • Packaging500g
  • Price$312
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberDYE0000193
  • Product descriptionCIBA BLUE 2B 95.00%
  • Packaging25G
  • Price$162.75
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberCDS010542
  • Product descriptionciba blue 2b AldrichCPR
  • Packaging1 g
  • Price$73.1
  • Updated2025-07-31
  • Buy
  • ManufacturerTRC
  • Product numberC535730
  • Product descriptionCibaBlue2B
  • Packaging250mg
  • Price$85
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberC535730
  • Product descriptionCibaBlue2B
  • Packaging500mg
  • Price$150
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-06742 Cibablue2B 98% 500g $312 2021-12-16 Buy
American Custom Chemicals Corporation DYE0000193 CIBA BLUE 2B 95.00% 25G $162.75 2021-12-16 Buy
Sigma-Aldrich CDS010542 ciba blue 2b AldrichCPR 1 g $73.1 2025-07-31 Buy
TRC C535730 CibaBlue2B 250mg $85 2021-12-16 Buy
TRC C535730 CibaBlue2B 500mg $150 2021-12-16 Buy

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)
form :solid
InChI :InChI=1S/C16H6Br4N2O2/c17-5-1-7-11(9(19)3-5)21-13(15(7)23)14-16(24)8-2-6(18)4-10(20)12(8)22-14/h1-4,21-22H
InChIKey :PTWYQANXSNMUTI-UHFFFAOYSA-N
SMILES :N1C2=C(C=C(Br)C=C2Br)C(=O)C1=C1C(=O)C2=C(N1)C(Br)=CC(Br)=C2
CAS DataBase Reference :2475-31-2(CAS DataBase Reference)
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 Information

Symbol(GHS):
Signal word:
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
Precautionary statements:

Description

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.

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