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Hexamethyldisilane Structure

Hexamethyldisilane

Chemical Properties

Melting point 9-12 °C (lit.)
Boiling point 112-114 °C (lit.)
Density  0.715 g/mL at 25 °C (lit.)
refractive index  n20/D 1.422(lit.)
Flash point 29 °F
storage temp.  Store at <= 20°C.
solubility  sol common organic solvents; insol H2O.
form  liquid
Specific Gravity 0.729
color  colorless
Water Solubility  Insoluble in water. Soluble in alcohol, ether and acetone.
Hydrolytic Sensitivity 1: no significant reaction with aqueous systems
BRN  1633463
Stability Volatile
InChIKey NEXSMEBSBIABKL-UHFFFAOYSA-N
CAS DataBase Reference 1450-14-2(CAS DataBase Reference)
NIST Chemistry Reference Disilane, hexamethyl-(1450-14-2)
EPA Substance Registry System Disilane, hexamethyl- (1450-14-2)

Safety Information

Hazard Codes  F,Xi
Risk Statements  11-36/37-43-36/37/38
Safety Statements  16-23-45-9-33-26-7/9
RIDADR  UN 1993 3/PG 2
WGK Germany  2
RTECS  JM9170000
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29310095
Toxicity LD50 orally in Rabbit: 2160 mg/kg LD50 dermal Rabbit 2160 mg/kg

MSDS

Usage And Synthesis

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