Potassium dichloroiodate is an inorganic compound with the formula KICl₂. It is a crystalline solid that serves as a versatile reagent in synthetic organic chemistry. Its primary utility stems from its ability to act as a source of electrophilic chlorine (Cl⁺) and iodine (I⁺). The compound is predominantly used as a mild and selective chlorinating and iodinating agent. It is effective for the halogenation of aromatic compounds, alkenes, and various heterocycles. Additionally, it functions as an oxidizing agent in specific transformations. Compared to more aggressive halogenating reagents like molecular chlorine, potassium dichloroiodate often offers better control and selectivity, making it valuable for laboratory-scale synthesis. It is typically handled as a stable, commercially available solid, but requires standard precautions for handling oxidizing and halogenating agents, including the use of personal protective equipment and adequate ventilation.