2031-67-6

Name Methyltriethoxysilane
CAS 2031-67-6
EINECS(EC#) 217-983-9
Molecular Formula C7H18O3Si
MDL Number MFCD00009066
Molecular Weight 178.3
MOL File 2031-67-6.mol
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Chemical Properties

Appearance Colorless clear liquid
Melting point  <-40°C
Boiling point  141-143 °C(lit.)
density  0.895 g/mL at 25 °C(lit.)
vapor density  >1 (vs air)
vapor pressure  11 mm Hg ( 20 °C)
refractive index  n20/D 1.383(lit.)
Fp  75 °F
storage temp.  Flammables area
form  liquid
color  colorless
Specific Gravity 0.896
Odor Mild odor
Stability: Stability Moisture-sensitive. Flammable-note low flash point. Incompatible with acids, oxidizing agents, moisture, water.
Water Solubility  INSOLUBLE
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive  Moisture Sensitive
BRN  1742453
Dielectric constant 3.8500000000000001
Cosmetics Ingredients Functions NOT REPORTED
InChI 1S/C7H18O3Si/c1-5-8-11(4,9-6-2)10-7-3/h5-7H2,1-4H3
InChIKey CPUDPFPXCZDNGI-UHFFFAOYSA-N
SMILES CCO[Si](C)(OCC)OCC
LogP -2.4-2.2
CAS DataBase Reference 2031-67-6(CAS DataBase Reference)
NIST Chemistry Reference Silane, triethoxymethyl-(2031-67-6)
EPA Substance Registry System 2031-67-6(EPA Substance)
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Safety Data

Symbol(GHS)  Flame (GHS02)
GHS02
Signal word  Warning
Hazard statements  H226
Precautionary statements  P210
Risk Statements 
R10:Flammable.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  VV4640000
F  10-21
Autoignition Temperature 220 °C
TSCA  Yes
REACH Registrations Active
HazardClass  3
PackingGroup  III
HS Code  29310095
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 3
Toxicity
LD50 orally in Rabbit: 15700 mg/kg

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