Used as a catalyst in organic synthesis, particularly in Friedel-Crafts reactions for alkylation and acylation of aromatic compounds. It is also employed in the production of tin-based coatings and as a precursor for tin oxide films in glass manufacturing. In the electronics industry, it serves as a key component in the fabrication of conductive layers and sensors. Additionally, it is utilized in the stabilization of perfumes and fragrances, as well as in the synthesis of pharmaceuticals and dyes. Its strong Lewis acid properties make it valuable in various chemical processes.