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  • 8.14104 - Chlorodimethylsilane

8.14104 EMD Millipore


Chlorodimethylsilane for synthesis. CAS 1066-35-9, chemical formula (CH₃)₂SiH(Cl)., for synthesis

Synonym: Dimethylchlorosilane, Dimethylsilyl chloride, DMSC

  • CAS Number 1066-35-9

  • Linear Formula C₂H₇ClSi

  • Molecular Weight 94.61 g/mol

  •  EC Number 213-912-0



packaging   50 ml in Glass bottle (8141040050)
bp   35 °C (1013 hPa)
expl. lim.     3.0 - 20.0 %(V)
vapor pressure   582 hPa (20 °C)
density   0.87 g/cm3 (20 °C)
flash point   -28 °C
mp   -111 °C
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 90.0 % (a/a)
  Identity (IR): passes test

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Safety Information

HS Code 
2931 90 00
Hazard Statement(s) 
H224: Extremely flammable liquid and vapour.
H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) 
P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P240: Ground/bond container and receiving equipment.
P302 + P352: IF ON SKIN: Wash with plenty of soap and water.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Storage class 
3 Flammable liquids
WGK 1 slightly water endangering
Liquid inorganic halides and hydrolysis-sensitive reagents can be carefully stirred dropwise into ice-cool 10% sodium hydroxide solution (Cat. No. 105587) (caution: caustic gases!); container D or E.
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Highly Flammable  Highly Flammable
Hazard Symbols 
Irritant  Irritant
Declaration (railroad and road) ADR, RID 
UN 2924 , 3 (8), I
Declaration (transport by air) IATA-DGR 
UN 2924 , 3 (8), I
Declaration (transport by sea) IMDG-Code 
UN 2924 , 3 (8), I
Categories of danger 
extremely flammable, irritant
R Phrase 
R 12-36/37/38
Extremely flammable.Irritating to eyes, respiratory system and skin.
S Phrase 
S 16-26-43
Keep away from sources of ignition - No smoking.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of fire, use powder extinguisher. Never use water.
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