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Merck
CN

213365

Selenium dioxide

ReagentPlus®, powder, 99.8% trace metals basis

Synonym(s):

NSC 56753, Selenium oxide

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About This Item

Linear Formula:
SeO2
CAS Number:
7446-08-4
Molecular Weight:
110.96
NACRES:
NA.23
PubChem Substance ID:
24852777
UNSPSC Code:
12352303
EC Number:
231-194-7
MDL number:
MFCD00003562

Key Documents

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Product Name

Selenium dioxide, ReagentPlus®, powder, 99.8% trace metals basis

InChI key

JPJALAQPGMAKDF-UHFFFAOYSA-N

InChI

1S/O2Se/c1-3-2

SMILES string

O=[Se]=O

vapor pressure

1 mmHg ( 157 °C)

product line

ReagentPlus®

assay

99.8% trace metals basis

form

powder

color

white

mp

315 °C (subl.) (lit.)

Quality Level

200

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Related Categories

Application

Mild oxidizing reagent for allylic olefins and acetylenes. Conversion of 1,3-diketones to 1,2,3-triones

Other Notes

Material may contain dark crystals which are unavoidable and do not impact product quality

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

Storage Class

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Regulatory Information

危险化学品
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Certificates of Analysis (COA)

Lot/Batch Number
STBK8937
STBK4772
STBK0890
STBJ3706
0000065291

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Asian Journal of Chemistry, 19, 4107-4107 (2007)
Tetrahedron Letters, 34, 2979-2979 (1993)
Erik A A Wallén et al.
Organic letters, 9(3), 389-391 (2007-01-26)
[reaction: see text] An efficient synthetic route to Cbz-protected 3-aminomethyl-2-aryl-8-bromo-6-chlorochromones has been developed. 3-Aryl-1-(3-bromo-5-chloro-2-hydroxyphenyl)-2-propen-1-one or 2-aryl-8-bromo-6-chlorochroman-4-one could be reacted under Mannich conditions yielding 2-aryl-8-bromo-6-chloro-3-methylenechroman-4-one, which was further converted to the target compound via an aza-Michael reaction followed by an SeO(2)
Haiying Luo et al.
Colloids and surfaces. B, Biointerfaces, 94, 304-308 (2012-03-02)
In vitro antiproliferative effects of selenium nanoparticles (nanoSe(0), 10-40 μmol/L) on HeLa (human cervical carcinoma) cells and MDA-MB-231 (human breast carcinoma) cells were examined by optical microscopic inspection and MTT assay in the present study. The nanoSe(0) effectively inhibited the
Mojtaba Shakibaie et al.
Pharmaceutical biology, 51(1), 58-63 (2012-10-06)
In the present investigation, acute and subacute toxicity of the biogenic Se nanoparticles (Se NPs) has been reported. To characterize the Se NPs produced by a bacterium species and to evaluate their toxicity and impact on clinical chemistry and hematological
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