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796948

Sigma-Aldrich

Sodium selenide

95%

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Synonym(s):
Disodium selenide
Empirical Formula (Hill Notation):
Na2Se
CAS Number:
Molecular Weight:
124.94
EC Number:
MDL number:
UNSPSC Code:
12352302
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

95%

form

powder

SMILES string

[Na][Se][Na]

InChI

1S/2Na.Se

InChI key

PNCGYTHKTDMKME-UHFFFAOYSA-N

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General description

Sodium selenide is a useful selenylation reagent in organic synthesis. It can add a seleno group to a variety of organic substrates, such as alkenes, alkynes, and carbonyls. It is also used to synthesize organoselenium compounds, which are useful in various organic reactions.

Application

Sodium selenide can be used as a nucleophilic reagent in the reaction of ethynyl and bromoethynyl ketones to afford divinyl selenides and 1,3-enynes with high stereo- and regioselectivity. It is also used as a precursor and a stabilizing agent in the one-pot synthesis of cobalt selenide nanoparticles.

Signal Word

Danger

Hazard Statements

Hazard Classifications

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

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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