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  • 8.41268 - Trimethoxyvinylsilane

8.41268 EMD Millipore


for synthesis

Synonym: Vinyltrimethoxysilane

  • CAS Number 2768-02-7

  • Linear Formula C₅H₁₂O₃Si

  • Molecular Weight 148.23 g/mol

  •  EC Number 220-449-8



packaging   100 ml in Glass bottle (8412680100)
bp   123 °C (1013 hPa)
expl. lim.     1.1 %(V)
vapor pressure   88 hPa (55 °C)
density   0.97 g/cm3 (20 °C)
flash point   22 °C
autoignition temp.   235 °C
LD 50 oral   LD50 Rat 7120 mg/kg
LD 50 dermal   LD50 Rabbit 3259 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 97.0 % (a/a)
  Density (d 20 °C/ 4 °C): 0.968 - 0.973
  Identity (IR): passes test

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Safety Information

HS Code 
2931 90 00
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H332: Harmful if inhaled.
H373: May cause damage to organs through prolonged or repeated exposure.
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.
P314: Get medical advice/ attention if you feel unwell.
P403 + P233: Store in a well-ventilated place. Keep container tightly closed.
Storage class 
3 Flammable liquids
WGK 1 slightly water endangering
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Pictogram(s) 
GHS08  GHS08
Hazard Symbols 
Harmful  Harmful
Declaration (railroad and road) ADR, RID 
UN 1993 , 3, II
Declaration (transport by air) IATA-DGR 
UN 1993 , 3, II
Declaration (transport by sea) IMDG-Code 
UN 1993 , 3, II
Categories of danger 
flammable, harmful
R Phrase 
R 10-20
Flammable.Harmful by inhalation.
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