7691-02-3

Name 1,1,3,3-TETRAMETHYL-1,3-DIVINYLDISILAZANE
CAS 7691-02-3
EINECS(EC#) 231-701-1
Molecular Formula C8H19NSi2
MDL Number MFCD00042846
Molecular Weight 185.41
MOL File 7691-02-3.mol
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Chemical Properties

Appearance Clear liquid with ammonia odor
Melting point  <0°C
Boiling point  161-163 °C
density  0.819
vapor pressure  1.2-8611hPa at 20-25℃
refractive index  n20/D 1.4405(lit.)
Fp  34°C
storage temp.  2-8°C
solubility  soluble in Methanol
form  clear liquid
pka 10.77±0.70(Predicted)
color  Colorless to Light yellow to Light orange
Specific Gravity 0.819
Water Solubility  Hydrolyzes in water.
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive  Moisture Sensitive
BRN  2411661
InChIKey WYUIWUCVZCRTRH-UHFFFAOYSA-N
LogP 0.23-1.5 at 20℃
CAS DataBase Reference 7691-02-3(CAS DataBase Reference)
NIST Chemistry Reference Silanamine, 1-ethenyl-N-(ethenyldimethylsilyl)-1,1-dimethyl-(7691-02-3)
EPA Substance Registry System 7691-02-3(EPA Substance)
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Safety Data

Symbol(GHS)  Flame (GHS02)Corrosion (GHS05)Exclamation Mark (GHS07)Skull and Crossbones (GHS06)
GHS02,GHS05,GHS07,GHS06
Signal word  Danger
Hazard statements  H226-H302-H314-H301-H318
Precautionary statements  P210-P233-P240-P241+P242+P243-P260-P264-P270-P280-P301+P330+P331+P310-P303+P361+P353+P310+P363-P304+P340+P310-P305+P351+P338+P310-P370+P378-P403+P235-P405-P501-P301+P310a-P303+P361+P353-P305+P351+P338-P501a
Hazard Codes  C
Risk Statements 
R10:Flammable.
R34:Causes burns.
Safety Statements 
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 label where possible) .
RIDADR  UN 2920 8/PG 2
WGK Germany  3
RTECS  VV1302250
F  10-21
TSCA  Yes
REACH Registrations Active
HazardClass  8
PackingGroup  II
HS Code  29319090

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