Product introduction:
Chemical Name: 1,1,1,3,3,3-Hexamethyldisilazane(HMDS)
Alias: 1,1,1,3,3,3-1,1,1,3,3,3-Hexamethyldisilazane(HMDS) , HMDS
CAS No.: 999-97-3
EINECS: 213-668-5
Structural formula:
Molecular formula: C6H19NSi2
Molecular weight: 161.39
Product properties:
Appearance: Colorless transparent liquid
Density (25℃,g/cm3): 0.774
Refractive index (20℃): 1.4069-1.4089
Melting point (℃): -78
Flashing point (℃): 27
Boiling point (℃): 125
Water solubility: reaction
Purity (%, ≥): 99
Hexamethyldisiloxane Purity (%, ≤): 0.5
Hydroxytrimethylsilane Purity (%, ≤): 0.3
CL Purity (PPM, ≤): 50
Application:
1. Silylation of synthetic process of Amikacin, penicillins, cephalosporins, fluorouracil and Penicillin derivatives.
2. Surface treatment of Diatomite, white carbon black, titanium powder. bonding agent of light etching agent in Semiconductor industry.
3. Can be used fin vinyl silicone rubber in order to improve the tearing strength, Also can be used as a hydrophobic treatment agent of white carbon black and hydroxy protective agent of antibiotics.