Tetravinylsilane

  • Silane, tetraethenyl-
Formula
C8H12Si
Structure
Description
Colorless liquid

Registry Numbers and Inventories.
CAS
1112-55-6
EC (EINECS/ELINCS)
214-192-0
S 16 23 29 33
UN (DOT)
1993
Beilstein/Gmelin
1739438
Beilstein Reference
4-04-00-03925
Canada DSL/NDSL
NDSL
US TSCA
Listed

Properties.
Formula
C8H12Si
Formula mass
136.27
Boiling point, °C
125
Vapor pressure, mmHg
12 (25 C)
Density
0.7984 g/cm3 (20 C)
Solubility in water
Insoluble
Refractive index
1.4613 (20 C)
Partition coefficient, pKow
3.56
Heat of vaporization
35.3 kJ/mol
Heat of combustion
-5678 kJ/mol

Hazards and Protection.
Storage
Keep away from sources of ignition. Store in a cool, dry place. Store in a tightly closed container. Flammables-area.
Handling
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Protection
Wear appropriate protective eyeglasses or chemical safety goggles, protective gloves and clothing to prevent exposure.
Respirators
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Small spills/leaks
Absorb spill with inert material, (e.g., dry sand or earth), then place into a chemical waste container. Remove all sources of ignition. Use a spark-proof tool.
Incompatibilities
Strong oxidizing agents, strong acids.
Decomposition
Carbon monoxide, carbon dioxide, silicon oxide.

Fire.
Flash Point,°C
6
Fire fighting
Wear approved SCBA in full pressure-demand and full protective gear. Will burn if involved in a fire. In case of fire use water spray, dry chemical, carbon dioxide, or chemical foam.

Health.
Exposure effects
   Ingestion
May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
   Inhalation
Causes respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
   Skin
Causes skin irritation.
   Eyes
Causes eye irritation.

First aid
 
   Ingestion
Get medical aid. Wash mouth out with water.
   Inhalation
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
   Skin
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
   Eyes
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower lids. Get medical aid.

Transport.
UN number
1993
Response guide
Hazard class
3
Packing Group
I; II; III