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Sigma-Aldrich

Potassium trifluoroacetate

98%

Synonym(s):

Trifluoroacetic acid potassium salt

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About This Item

Linear Formula:
CF3COOK
CAS Number:
2923-16-2
Molecular Weight:
152.11
Beilstein/REAXYS Number:
3717603
EC Number:
220-877-5
MDL number:
MFCD00013215
UNSPSC Code:
12352302
PubChem Substance ID:
24857002
NACRES:
NA.22

Quality Level

200

assay

98%

mp

140-142 °C (lit.)

density

1.49 g/mL (lit.)

SMILES string

[K+].[O-]C(=O)C(F)(F)F

InChI

1S/C2HF3O2.K/c3-2(4,5)1(6)7;/h(H,6,7);/q;+1/p-1

InChI key

CUNPJFGIODEJLQ-UHFFFAOYSA-M

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General description

Potassium trifluoroacetate is used as a versatile chemical reagent in various organic reactions. It can be employed as a source of trifluoroacetyl anion (CF3CO2-) in reactions involving nucleophilic substitution and acylation reactions.

Application

Potassium trifluoroacetate can be used as a reagent in trifluoromethylation reactions. It is used to synthesize trifluoromethyl thioethers via iron(II) chloride-catalyzed decarboxylation as well as a subsequent trifluoromethylation of organothiocyanates.

hcodes

H412

Hazard Classifications

Aquatic Chronic 3

wgk_germany

WGK 1

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Young H Lim et al.
ACS nano, 9(2), 1995-2008 (2015-01-27)
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