Potassium trifluoroacetate is the trifluoroacetate salt of potassium, with the chemical formula CF3COOK.

It can form an acid salt KH(CF3COO)2.

[2] Potassium trifluoroacetate can be obtained by reacting trifluoroacetic acid with potassium hydroxide, potassium carbonate or potassium bicarbonate.

It can decompose when heated and reaches the maximum decomposition rate at 220 °C.

The products are potassium fluoride and some volatile products, such as carbon dioxide, carbon monoxide, trifluoroacetyl fluoride, etc.