281883

Potassium trifluoroacetate

98%

• Synonym(s): Trifluoroacetic acid potassium salt
• Linear Formula: CF₃COOK
• CAS Number: 2923-16-2
• Molecular Weight: 152.11
• Beilstein: 3717603
• EC Number: 220-877-5
• MDL number: MFCD00013215
• UNSPSC Code: 12352302
• PubChem Substance ID: 24857002
• NACRES: NA.22

Properties

• 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

Description

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 (CF₃CO^2-) 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.

Safety Information

• Hazard Statements: H412
• Precautionary Statements: P273 - P501
• Hazard Classifications: Aquatic Chronic 3
• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves