Used as a coupling agent in the production of composites, enhancing the bond between organic polymers and inorganic materials. It is applied in the manufacturing of adhesives, sealants, and coatings to improve durability and performance. In the glass fiber industry, it acts as a surface modifier, increasing the compatibility of fibers with resin matrices. It is also utilized in the synthesis of organosilicon compounds and as an intermediate in the preparation of functionalized silanes for various industrial applications.