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M1782

Sigma-Aldrich

Chromeazurol B

Synonym(s):
Chrome Azurol B, Mordant blue 1, Eriochrome Azurol B
Empirical Formula (Hill Notation):
C23H14Cl2Na2O6
CAS Number:
Molecular Weight:
503.24
Colour Index Number:
43830
Beilstein:
4101148
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

form

powder

Quality Level

composition

Dye content, ~60%

solubility

water: 1 mg/mL, slightly hazy, orange

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].[Na+].Cc1cc(cc(C([O-])=O)c1O)\C(=C2\C=C(C)C(=O)C(=C2)C([O-])=O)c3c(Cl)cccc3Cl

InChI

1S/C23H16Cl2O6.2Na/c1-10-6-12(8-14(20(10)26)22(28)29)18(19-16(24)4-3-5-17(19)25)13-7-11(2)21(27)15(9-13)23(30)31;;/h3-9,26H,1-2H3,(H,28,29)(H,30,31);;/q;2*+1/p-2/b18-13+;;

InChI key

JROAZQFKSSYEBL-YWABOPJLSA-L

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General description

Chromeazurol B is a dye, belonging to the class of triphenylmethanes.

Application

Chromeazurol B may be used as a synthetic dye in the determination of trace levels of uranium in water samples using spectrophotometric technique.

Packaging

1 g in glass bottle

Legal Information

Eriochrome is a registered trademark of Huntsman Petrochemical, LLC

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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