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Trimethoxy(Methyl)Silane

Catalog Number
ACM1185553
CAS Number
1185-55-3
Product Name
Trimethoxy(Methyl)Silane
Structure
Category
Silane Coupling Agents; Self Assembly and Contact Printing Materials
Synonyms
Methyltrimethoxysilane
Description
Liquid; WetSolid, Liquid
IUPAC Name
trimethoxy(methyl)silane
Molecular Weight
136.22
Molecular Formula
C4H12O3Si
Canonical SMILES
CO[Si](C)(OC)OC
InChI
InChI=1S/C4H12O3Si/c1-5-8(4,6-2)7-3/h1-4H3
InChI Key
BFXIKLCIZHOAAZ-UHFFFAOYSA-N
Boiling Point
103 °C
Melting Point
<-70°C
Flash Point
11°C
Purity
>98%
Density
0.955 g/mL
Appearance
Colorless liquid
Application
It can be used to polymerize with other monomers to be special and high molecular compounds. Be used as a cross-linking agent for RTV, as coupling agent for inorganic materials e.g. glass fiber and SiO2, as strengthening agent for laminated plasti products, etc. Be used to make inorganic surfaces hydrophobic. It is also used as a pigment treatment to aid in dispersion.
Storage
Store under inert gas
Assay
0.98
Complexity
54
Covalently-Bonded Unit Count
1
EC Number
214-685-0
Exact Mass
136.055571g/mol
Formal Charge
0
Hazard Statements
H319 : Causes serious eye irritation.
H373 : May cause damage to organs through prolonged or repeated exposure.
H336 : May cause drowsiness or dizziness.
H225 : Highly flammable liquid and vapour.
Heavy Atom Count
8
MDL Number
MFCD00008342
MeSH Entry Terms
methyltrimethoxysilane
Monoisotopic Mass
136.055571g/mol
NSC Number
93883
Packaging
1 kg
Precautionary Statements
P260 : Do not breathe dust/ fume/ gas/ mist/ vapours/ spray.
P210 : Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 : Keep container tightly closed.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
Properties
Liquid
Refractive Index
1.3695-1.3715
Rotatable Bond Count
3
Signal Word
Danger
Specific Gravity
0.96
Stability
Stable, but moisture sensitive. Highly flammable. Incompatible with water, strong acids, strong oxidizing agents.
Storage Conditions
2-8°C
UNII
0HI0D71MCI
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