C5H12O3Si
148.23 g/mol
Industrial ChemicalWarning
Vinyltrimethoxysilane
CAS2768-02-7EC220-449-8
Category
Industrial Chemical
Compound Class
Other
Primary Use
Silane coupling agent and surface modifier
Vinyltrimethoxysilane is an organosilicon compound used as a silane coupling agent and surface modifier. It is applied to improve adhesion between organic polymers and inorganic materials, and is found in consumer products for home maintenance and interior use.
Silane coupling agentSurface modifierAdhesion promoter
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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Related Compounds
ApplicationSame Use
Cetyl trimethoxysilane
CAS16415-12-6
Silane coupling agent and surface modifier
ReferenceSame Category
5-Methoxy-1H-benzotriazole
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Chemical intermediate for synthesis
ReferenceSame Category
2-Hydroxypropyl methacrylate
CAS27813-02-1
Monomer for acrylic resins and coatings
ReferenceSame Category
(trans,trans)-4-(1E)-1-Propen-1-yl-4'-propyl-1,1'-bicyclohexyl
CAS279246-65-0
Liquid crystal intermediate
ReferenceSame Category
1,1,1-tris(4-hydroxyphenyl)ethane
CAS27955-94-8
cross-linking agent and branching agent
Safety Reference
Warning
H317May cause an allergic skin reaction
H226Flammable liquid and vapour
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H225Highly flammable liquid and vapour
H336May cause drowsiness or dizziness
H371May cause damage to organs
H373May cause damage to organs through prolonged or repeated exposure
Customs Tariff Classification
The international HS code for Vinyltrimethoxysilane (CAS 2768-02-7) is 2931.90.
HS code (international, 6-digit)
2931.90
EU CN code (8-digit)
2931 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
ethenyl(trimethoxy)silane
InChIKey
NKSJNEHGWDZZQF-UHFFFAOYSA-N
SMILES
CO[Si](C=C)(OC)OC
Synonyms (19)
- VTMO
- VTS-M
- (Trimethoxysilyl)ethene
- (Trimethoxysilyl)ethylene
- 1-(trimethoxysilyl)ethene
- A 171 (Silane derivative)
- DYNASYLAN SILFIN
- Dynasylan VTMO
- Ethenyltrimethoxysilane
- Silane, ethenyltrimethoxy-
- Silane, trimethoxyvinyl-
- Tedizolidted Impurity 4
- Trimethoxyvinylsilane
- Union Carbide A-171
- Vinyltrimethoxysilane
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