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Methyltriethoxysilane Basic information
Product Name: Methyltriethoxysilane
Synonyms: MTES;TRIETHOXYMETHYLSILANE;METHYLTRIETHOXYSILANE;A 162;a162;CM9050;Dynasylan MTES;ICI-EP 5850
CAS: 2031-67-6
MF: C7H18O3Si
MW: 178.3
EINECS: 217-983-9
Product Categories: Silicone series;Functional Materials;Si (Classes of Silicon Compounds);Silane Coupling Agents;Silane Coupling Agents (Intermediates);Si-O Compounds;Trialkoxysilanes;Alkoxy Silanes;Crosslinkers;Crosslinking Agents;Silane series;organosilicon compounds
Mol File: 2031-67-6.mol
Methyltriethoxysilane Structure
Methyltriethoxysilane Chemical Properties
mp  <-40°C
bp  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
Water Solubility  INSOLUBLE
Sensitive  Moisture Sensitive
BRN  1742453
Stability: Stability Moisture-sensitive. Flammable - note low flash point. Incompatible with acids, oxidizing agents, moisture, water.
CAS DataBase Reference 2031-67-6(CAS DataBase Reference)
NIST Chemistry Reference Silane, triethoxymethyl-(2031-67-6)
EPA Substance Registry System Silane, triethoxymethyl-(2031-67-6)
Safety Information
Risk Statements  10
Safety Statements  16
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  VV4640000
F  10-21
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29310095
MSDS Information
Provider Language
Methyltriethoxysilane English
SigmaAldrich English
ACROS English
ALFA English
Methyltriethoxysilane Usage And Synthesis
Chemical Properties Colorless clear liquid
Methyltriethoxysilane Preparation Products And Raw materials
Raw materials Etanol-->Sodium ethoxide-->Methyltrichlorosilane