Alias

HMDS; Hexamethyldisilazane; DYNASYLAN HMDS;   Bis(trimethylsilyl)amine; 1,1,1-Trimethyl-N-(trimethylsilyl)silanamine

Equivelant brands

N/A

Model No.

Si-165

Cas No.

999-97-3

EINECS   No

213-668-5

Molecular formula

C6H19NSi2

Purity ratio(%)

 ≥99.0

Molecular weight

161.39

Boiling Point (°C)

125℃

Melting Point (°C)

-78℃

density(25°C) g/cm

0.765

Refractive Index (25℃)

1.4078

Appearance

Colorless Transparent Liquid

Flashing Point(°C)

20℃

Molecular structure

Water solubility

Soluble in most organic solvents

Applications

As Amikacin pharmaceutical intermediates, for hydroxy   and amino-protecting agent; Special organic synthesis;

For silylation in the   synthesis process through synthesis of amikacin, penicillin,   cephalosporins, fluorouracil and various penicillin derivatives etc.Surface   treatment of diatomaceous earth, white carbon and titanium powder etc.

As the photo-etching binder additive agent in thesemiconductor   industry;

Used in vinyl silicone rubber to improve the tear   strength;

Also used as processing agents and antibiotics   hydrophobic silica hydroxy protecting agent

Packing

20kgs or 150kgs/pail or upon request for closed   sealed packing.

Keep in a cool dry and ventilated plance, avoid   light.

Store in a temperature from -50℃ to 45℃

Risk terms

R11: Highly flammable.

R20/21/22: Harmful by inhalation, in   contact with skin and if swallowed. 

R34: Causes burns.

Safety terms

S16: Keep away from sources of ignition.
  S26:   In case of contact with eyes, rinse immediately with plenty of water and seek   medical advice.
  S36/37/39:   Wear suitable protective clothing, gloves and eye/face protection.
  S45:   In case of accident or if you feel unwell, seek medical advice immediately   (show the label whenever possible.)