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12266

Sigma-Aldrich

Sodium dichromate dihydrate

purum, ≥99%

Synonym(s):
Sodium bichromate
Linear Formula:
Na2Cr2O7 · 2H2O
CAS Number:
Molecular Weight:
298.00
EC Number:
MDL number:
PubChem Substance ID:

grade

purum

assay

≥99%

reaction suitability

reagent type: oxidant

mp

91 °C (lit.)

anion traces

chloride (Cl-): ≤500 mg/kg
sulfate (SO42-): ≤5000 mg/kg

SMILES string

O.O.[Na+].[Na+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O

InChI

1S/2Cr.2Na.2H2O.7O/h;;;;2*1H2;;;;;;;/q;;2*+1;;;;;;;;2*-1

InChI key

JYDRNIYTFCBIFC-UHFFFAOYSA-N

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Certificate of Analysis

Certificate of Origin

N J Hodges et al.
Toxicology, 197(2), 101-112 (2004-03-09)
Changes in the components of the Jun N-terminal kinase (JNK) signalling pathway were investigated in human A549 lung carcinoma cells treated with sodium dichromate. Sodium dichromate (100 microM, 0-6h) failed to activate nuclear factor kappa B (NF-kappaB) as determined by...
Huoy-Rou Chang et al.
Toxicology in vitro : an international journal published in association with BIBRA, 25(1), 1-6 (2010-07-06)
Chromium (Cr) is considered to be a risk factor to the cardiovascular effects of fine particulate matter components to PM2.5 from traffic in highway patrol officers. RKIP (raf kinase inhibitor protein) is a physiological inhibitor of GRK-2 (G-protein-coupled receptor kinase...
M Rajasimman et al.
Journal of hazardous materials, 168(1), 291-297 (2009-03-17)
The emulsion liquid membrane technique was used for the extraction of hexavalent chromium ions from aqueous solution of waste sodium dichromate recovered from the pharmaceutical industry wastewater. The liquid membrane used was composed of kerosene oil as the solvent, Span-80...
Amanda J Lee et al.
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology, 14(2), 497-505 (2005-03-01)
Although the genotoxic mechanism(s) of hexavalent chromium (CrVI) carcinogenicity remain to be fully elucidated, intracellular reduction of CrVI and concomitant generation of reactive intermediates including reactive oxygen species and subsequent oxidative damage to DNA is believed to contribute to the...
Xin Wang et al.
Toxicological sciences : an official journal of the Society of Toxicology, 123(2), 399-410 (2011-07-12)
Hexavalent chromium [Cr(VI)] is a well-known human carcinogen associated with the incidence of lung cancer. Although overproduction of reactive oxygen species (ROS) has been suggested to play a major role in its carcinogenicity, the mechanisms of Cr(VI)-induced ROS production remain...

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