CAS Registry Number

CAS 1070-89-9 — Hexamethyldisilazane sodium salt

Hexamethyldisilazane sodium salt (HMDS-Na) is a silylating agent widely used in organic synthesis to protect hydroxyl, carboxyl, and amino groups, as well as in polymer chemistry for modifying surface properties. It facilitates clean derivatization in GC/MS and NMR analysis while enhancing compatibility in silicone-based materials. This reagent is a white to off-white solid with a molecular formula of C6H18NNaSi2 and a molecular weight of 183.37459 g/mol. It requires no special storage conditions and carries no classification as hazardous under standard handling. Molekula supplies Hexamethyldisilazane sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.