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M1782

Sigma-Aldrich

Chromeazurol B

Powder

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Synonym(s):
Chrome Azurol B, Eriochrome® Azurol B, Mordant blue 1
Empirical Formula (Hill Notation):
C23H14Cl2Na2O6
CAS Number:
1796-92-5
Molecular Weight:
503.24
Colour Index Number:
43830
Beilstein/REAXYS Number:
4101148
EC Number:
217-279-1
MDL number:
MFCD00036446
UNSPSC Code:
12171500
PubChem Substance ID:
24896692
NACRES:
NA.47

form

powder

Quality Level

200

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.

Legal Information

Eriochrome is a registered trademark of Huntsman Petrochemical, LLC

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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L M dos Reis et al.
Revista do Hospital das Clinicas, 52(4), 171-174 (1997-07-01)
Aluminum (Al) may be a pathogenic factor in dialysis associated osteodistrophy. Aluminon and Acid Solochrome Azurine have been used for the detection of Al deposits in bone. We compared Aluminon and Acid Solochrome Azurine stains in normal (N) and uremic
M Paris et al.
Annales de biologie clinique, 44(5), 511-516 (1986-01-01)
The authors describe a manual method for the direct assay of iron in human serum using the ammonium salt of Chromazurol B. This new chromogen reacts with ferric or ferrous ions and cetyltrimethylammonium bromide giving a purple ternary complex. Reliability
G Brivio et al.
La Ricerca in clinica e in laboratorio, 16(4), 523-532 (1986-10-01)
A highly sensitive monoreagent for the determination of iron and total iron-binding capacity (TIBC) in serum is described in this paper. It contains the dye chromazurol B which gives with iron a high molar absorption complex (A630nm = 1.6 X
The reduction mechanism at the mercury electrode in neutral and alkaline aqueous media of an hydroxytriphenylmethane dye: Eriochrome Azurol B.
Boodts C F J, et al.
J. Electroanal. Chem. Interfac. Electrochem., 139(1), 143-156 (1982)
A B Hodsman et al.
Journal of the American Society of Nephrology : JASN, 2(8), 1318-1327 (1992-02-01)
Twenty eight (14%) out of 196 patients in a regional dialysis population were found to have serum aluminum levels greater than or equal to 5 mumol/L or 135 micrograms/L; 21 consented to undergo a bone biopsy to identify the spectrum
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