Potassium hexachloroiridium is an inorganic compound with the chemical formula K2IrCl6. It exists in the form of a black solid powder that dissolves in water and acts as a strong oxidizing agent that can decompose under thermal conditions to produce chlorine gas.

1. Catalysts: In organic synthesis, potassium hexachloroiridium can be used as a catalyst, especially in those reactions that require a high degree of selectivity and efficient conversion. For example, it can be used as a catalyst in hydrogenation reactions to facilitate the hydrogenation of olefins and alkynes.

2. Electrochemical applications: Potassium hexachloroiridate also has applications in the field of electrochemistry, such as as as a precursor or additive in electrocatalysis, electroplating, and electroanalysis.

3. Preparation of iridium complexes: It is commonly used in the preparation of other iridium compounds and complexes, which have a wide range of applications in the fields of catalysis, materials science, and electronic devices.

4. Research uses: In chemical research, potassium hexachloroiridate is used as a compound of iridium to explore and understand the chemical properties of iridium and its reaction under different conditions.

5. Materials Science: In the preparation of certain advanced materials such as catalysts, electronic materials, etc., potassium hexachloroiridate can be used as a starting material or additive.