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241776

Sigma-Aldrich

Potassium thioacetate

98%

Synonym(s):

Ethanethioic acid potassium salt, Thioacetic acid potassium salt, Thiolacetic acid potassium salt

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About This Item

Linear Formula:
CH3COSK
CAS Number:
10387-40-3
Molecular Weight:
114.21
Beilstein:
4428862
EC Number:
233-848-7
MDL number:
MFCD00137704
UNSPSC Code:
12352302
PubChem Substance ID:
24854328
NACRES:
NA.22

Assay

98%

form

solid

mp

173-176 °C (lit.)

SMILES string

[K+].CC([S-])=O

InChI

1S/C2H4OS.K/c1-2(3)4;/h1H3,(H,3,4);/q;+1/p-1

InChI key

AFNBMGLGYSGFEZ-UHFFFAOYSA-M

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General description

Potassium thioacetate is a sulfur source in sulfuration reactions and is used as a reagent in nucleophilic substitution and vinylic substitution reactions.

Application

Palladium mediated coupling with aryl halides and triflates leading to S-arylthioacetates and derivatives.
Reagent in the preparation of thiols from halides.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Potassium thioacetate
Soria-Castro SM
Synlett (2012)
Tetrahedron Letters, 48, 3033-3033 (2007)
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eEROS (Encyclopedia of Reagents for Organic Synthesis), 1-8 (2001)
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