It is used to produce rubber and medicine. The product is a tail reducer to reduce the adsorption activity on the carrier surface of gas chromatography. Silylation reagent, which can be used in the production of amikacin. Hexamethyldisilazane is an intermediate of amikacin, which is a protective agent for hydroxyl and amino groups; Special organic synthesis. The methylsilylation of amikacin, penicillin, cephalosporin, fluorouracil and various penicillin derivatives was studied. Surface treatment of diatomite, silica, titanium and other powders. The bonding agent of photoresist in semiconductor industry. It is an intermediate of amikacin and a protective agent of hydroxyl and amino groups