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Sigma-Aldrich

Sodium selenate

purum p.a., ≥98.0% (T)

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About This Item

Linear Formula:
Na2SeO4
CAS Number:
13410-01-0
Molecular Weight:
188.94
EC Number:
236-501-8
MDL number:
MFCD00003490
UNSPSC Code:
12352300
PubChem Substance ID:
329763653
NACRES:
NA.21

grade

purum p.a.

Quality Level

200

assay

≥98.0% (T)

form

powder or crystals

pH

5.5-7.5 (25 °C, 18.9 g/L)

anion traces

chloride (Cl-): ≤1000 mg/kg

cation traces

Ca: ≤200 mg/kg
Cd: ≤50 mg/kg
Co: ≤50 mg/kg
Cu: ≤50 mg/kg
Fe: ≤50 mg/kg
K: ≤1000 mg/kg
Ni: ≤50 mg/kg
Pb: ≤50 mg/kg
Zn: ≤50 mg/kg

SMILES string

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

InChI

1S/2Na.H2O4Se/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

MHQOTKLEMKRJIR-UHFFFAOYSA-L

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General description

Sodium selenite (Na2SeO4) is a selenium (VI) salt.

Application

Sodium selenite (Na2SeO4) may be employed as a catalyst during the green protocol for synthesis of tetrahydrobenzo[b]pyran derivatives.

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Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 1 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Skin Irrit. 2 - STOT RE 2

Storage Class

6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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Sodium selenate catalyzed simple and efficient synthesis of tetrahydro benzo [b] pyran derivatives.
Hekmatshoar R, et al.
Catalysis Communications, 9(2), 307-310 (2008)
Biological and chemical investigation of Allium cepa L. response to selenium inorganic compounds.
Michalska-Kacymirow M, et al.
Analytical and Bioanalytical Chemistry, 406(15), 3717-3722 (2015)
Maria Łabanowska et al.
Journal of plant physiology, 169(3), 275-284 (2011-12-14)
Biochemical analyses of antioxidant content were compared with measurements of fluorescence and electron paramagnetic resonance (EPR) to examine the alteration of radicals in wheat seedlings exposed to 2 days of selenium stress. Two genotypes of Polish and one of Finnish
Soumaya Ghodbane et al.
Toxicology and industrial health, 27(10), 949-955 (2011-04-21)
In the present study, we evaluate the effect of the co-exposure to static magnetic field (SMF) and selenium (Se) on the antioxidant vitamins A and E levels and some other parameters of oxidative stress in rat. Sub-acute exposure of male
Adam J Matich et al.
Phytochemistry, 75, 140-152 (2011-12-27)
Glucosinolates are sulphur-containing glycosides found in many Brassica spp. that are important because their aglycone hydrolysis products protect the plant from herbivores and exhibit anti-cancer properties in humans. Recently, synthetically produced selenium analogues have been shown to be more effective
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