C19H42O3Si
346.6 g/mol
Industrial ChemicalWarning
Hexadecyltrimethoxysilane
CAS16415-12-6EC240-464-3
Category
Industrial Chemical
Compound Class
Organometallic
Primary Use
Silane coupling agent and surface modifier
Hexadecyltrimethoxysilane is an organosilicon compound used as a silane coupling agent and surface modifier. Its long alkyl chain and hydrolyzable methoxy groups enable it to modify surface properties, enhancing compatibility between inorganic materials and organic polymers.
Silane coupling agent for surface modificationHeat stabilizerBinder
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
StrongStructure SimilarSimilarity 1.00
Dodecyltrimethoxysilane
CAS3069-21-4
silane coupling agent for surface modification
StrongStructure SimilarSimilarity 1.00
N-Decyltrimethoxysilane
CAS5575-48-4
chemical intermediate for surface modification
ApplicationSame Use
Vinyltrimethoxysilane
CAS2768-02-7
Silane coupling agent and surface modifier
ReferenceSame Category
Dimethylthiocarbamoyl chloride
CAS16420-13-6
Synthetic reagent for arylthiols
ReferenceSame Category
22-(tert-Butoxy)-22-oxodocosanoic acid
CAS1642333-05-8
long-chain dicarboxylic acid monoester
ReferenceSame Category
Tetrabutylammonium bromide
CAS1643-19-2
phase transfer catalyst
ReferenceSame Category
3-Bromo-4'-chloro-biphenyl
CAS164334-69-4
chemical intermediate for synthesis
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for Hexadecyltrimethoxysilane (CAS 16415-12-6) 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
hexadecyl(trimethoxy)silane
InChIKey
RSKGMYDENCAJEN-UHFFFAOYSA-N
SMILES
CCCCCCCCCCCCCCCC[Si](OC)(OC)OC
Synonyms (12)
- 1-(TRIMETHOXYSILYL)HEXADECANE
- AY 43-216MC
- Cetyl trimethoxysilane
- DYNASYLAN 9116
- Hexadecyltrimethoxysilane
- SILANE 116
- Silane, hexadecyltrimethoxy-
- Trimethoxyhexadecylsilane
- VP-SI 116
- n-Hexadecyltrimethoxysilane
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