This chemical is primarily used in organic synthesis as a versatile reagent for introducing the chloromethyl group into various organic compounds. It is particularly valuable in the preparation of functionalized silanes, which are essential intermediates in the production of silicone polymers and resins. Additionally, it finds application in surface modification processes, where it is used to impart specific properties to materials, such as hydrophobicity or improved adhesion. In the pharmaceutical industry, it serves as a building block for the synthesis of complex molecules, contributing to the development of active pharmaceutical ingredients. Its role in crosslinking reactions also makes it useful in the formulation of advanced materials with tailored mechanical and chemical properties.