Used primarily as a reagent in organic synthesis, it is employed to introduce the chloromethyl group into various molecules, facilitating the creation of complex organic compounds. It is particularly useful in the preparation of silane derivatives, which are essential in the production of silicone polymers and resins. Additionally, it serves as a key intermediate in the synthesis of pharmaceuticals and agrochemicals, where precise chemical modifications are required. Its role in cross-coupling reactions also makes it valuable in the development of advanced materials and specialty chemicals.