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Methyltriacetoxysilane Structure

Methyltriacetoxysilane

Chemical Properties

Melting point 40-45 °C(lit.)
Boiling point 94-95 °C9 mm Hg(lit.)
Density  1.20 g/mL at 20 °C(lit.)
vapor pressure  0.053-26Pa at 20-25℃
refractive index  1.52-1.522
Flash point 185 °F
solubility  soluble in Methanol
form  solid
Specific Gravity 1.175
color  White or Colorless to Almost white or Almost colorless
Water Solubility  1000g/L at 20℃
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive  Moisture Sensitive
BRN  1788668
InChIKey TVJPBVNWVPUZBM-UHFFFAOYSA-N
LogP -2.4 at 20℃
CAS DataBase Reference 4253-34-3(CAS DataBase Reference)
FDA UNII W4FX3GZ7AB
NIST Chemistry Reference Methyltriacetoxysilane(4253-34-3)
EPA Substance Registry System Silanetriol, 1-methyl-, 1,1,1-triacetate (4253-34-3)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H302-H314
Precautionary statements P260-P280-P301+P312+P330-P301+P330+P331-P303+P361+P353-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
RIDADR  UN1759
WGK Germany  2
RTECS  VV4500000
9-21
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29319090
NFPA 704:
1
3 0

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