C4H12O3Si
136.22 g/mol
Industrial ChemicalDanger
Methyltrimethoxysilane
CAS1185-55-3EC214-685-0
Category
Industrial Chemical
Compound Class
Other
Primary Use
Coupling agent and cross-linker
Methyltrimethoxysilane is an organosilicon compound used primarily as a coupling agent and cross-linker in industrial applications. It imparts water-repellent properties and is incorporated into silicone sealants, thermoplastics, and hard-coatings for plastics.
Coupling agent in thermoplastics and thermosetting resinsCross-linker in silicone sealantsWater repellent component and silicone hard-coats for plastics
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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CAS 1185-55-3
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Safety Reference
Danger
H225Highly flammable liquid and vapour
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H318Causes serious eye damage
H320Causes eye irritation
H332Harmful if inhaled
H336May cause drowsiness or dizziness
H373May cause damage to organs through prolonged or repeated exposure
Identifiers
IUPAC Name
trimethoxy(methyl)silane
InChIKey
BFXIKLCIZHOAAZ-UHFFFAOYSA-N
SMILES
CO[Si](C)(OC)OC
Synonyms (19)
- (TRIMETHOXYSILYL)METHANE
- 1,1,1-trimethoxy-1-silaethane
- Dynasylan MTMS
- GLASCA B
- MTMS,Methyltrimethoxysilane
- Mesi(Ome)3
- Methyltrimethoxysilane
- SILANE, METHYLTRIMETHOXY-
- SILQUEST A 1630
- Silane A-163
- Silane, trimethoxymethyl-
- Trimethoxy(methyl)silane
- Union carbide A-163
- methyltrimetoxysilane