Hexamethyldisilazane(HMDS)

Hexamethyldisilazane(HMDS)
  • CAS No.:999-97-3
Other grades of this product :

Melting point -78 °C
Boiling point 125 °C (lit.)
density 0.774 g/mL at 25 °C(lit.)
vapor density 4.6 (vs air)
vapor pressure 20 hPa (20 °C)
refractive index n20/D1.407(lit.)
Fp 57.2 °F
storage temp. Store below +30°C.
solubility Miscible with acetone, benzene, ethyl ether, heptane and perchloroethylene.
form Liquid
pka30(at 25℃)
color Colorless
Specific Gravity0.774
PH Range8.5
OdorAmmonia odour
explosive limit0.8-25.9%(V)
Water Solubility REACTS
Sensitive Moisture Sensitive
Hydrolytic Sensitivity7: reacts slowly with moisture/water
Merck 14,4689
BRN 635752
InChIKeyFFUAGWLWBBFQJT-UHFFFAOYSA-N
CAS DataBase Reference999-97-3(CAS DataBase Reference)
NIST Chemistry ReferenceSilanamine, 1,1,1-trimethyl-N-(trimethylsilyl)-(999-97-3)
EPA Substance Registry SystemHexamethyldisilazane (999-97-3)
Used for production of rubber and medicine.It is a pharmaceutical intermediate of amikacin,It is hydroxyl and amino protective agent; Special organic synthesis.

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