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1789-58-8

Name Ethyldichlorosilane
CAS 1789-58-8
EINECS(EC#) 217-255-0
Molecular Formula C2H6Cl2Si
MDL Number MFCD00053205
Molecular Weight 129.06
MOL File 1789-58-8.mol

Chemical Properties

Appearance Colorless liquid.Readily hydrolyzed by moisture, with the liberation of hydrogen and hydrogen chloride.
Melting point  -107°C
Boiling point  74-76°C
density  1.089 g/mL at 20 °C(lit.)
refractive index  n20/D 1.415
Fp  -9°C
storage temp.  Refrigerator
Specific Gravity 1.093
Odor Sharp, hydrochloric acid-like; acrid.
Hydrolytic Sensitivity 8: reacts rapidly with moisture, water, protic solvents
Uses
Intermediate for silicones.
CAS DataBase Reference 1789-58-8(CAS DataBase Reference)
NIST Chemistry Reference Ethyldichlorosilane(1789-58-8)
EPA Substance Registry System 1789-58-8(EPA Substance)

Safety Data

Hazard Codes  F,C
Risk Statements 
R11:Highly Flammable.
R14/15:Reacts violently with water, liberating extremely flammable gases .
R34:Causes burns.
R37:Irritating to the respiratory system.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
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 .
S43:In case of fire, use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add-Never use water) .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 1183 4.3/PG 1
WGK Germany  1
RTECS  VV3230000
10-21
TSCA  Yes
HazardClass  4.3
PackingGroup  I
Safety Profile
Poison by ingestion and inhalation. A severe irritant to skin, eyes, and mucous membranes. Corrosive. Dangerous fire hazard if exposed to heat, open flames, or powerful oxidizers. Will react with water or steam to produce heat and toxic and corrosive fumes. To fight fire, use foam, dry chemical, mist, spray. When heated to decomposition it emits toxic fumes of Cland phosgene. See also CHLOROSILANES.
Hazardous Substances Data 1789-58-8(Hazardous Substances Data)

Hazard Information

Material Safety Data Sheet(MSDS)

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