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CAS 16415-12-6

CAS 16415-12-6 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 16415-12-6

CAS 16415-12-6PubChem CID 85406

Cetyl trimethoxysilane

IUPAC name: hexadecyl(trimethoxy)silane

Molecular formula: C19H42O3Si
Molecular weight: 346.6 g/mol
Exact mass: 346.29032173 Da
Topological polar surface area: 27.7 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

HexadecyltrimethoxysilaneSilane, hexadecyltrimethoxy-n-Hexadecyltrimethoxysilane975S1VH3IBEINECS 240-464-3DYNASYLAN 9116DYNASYLAN-9116SILANE 116

16 more reported names

VP-SI 116EC 240-464-3AY 43-216MCRefChem:575403CETYL TRIMETHOXYSILANE [INCI]240-464-3TrimethoxyhexadecylsilaneC19H42O3Si1-(TRIMETHOXYSILYL)HEXADECANEcetyltrimethoxysilaneUNII-975S1VH3IBHexadecyltri(methoxy)silaneSilane, hexadecyltrimethoxyTrimethoxy(hexadecyl)silaneRSKGMYDENCAJEN-UHFFFAOYSA-NDS-3394

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External database identifiers

EPA DTXSID:DTXSID9066047
PubMed:22085594
PubMed:21914937
PubMed:21711855
PubMed:21543673
PubMed:21062055
PubMed:20728088
PubMed:20348230
PubMed:19913231
PubMed:15481966

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

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How CAS 16415-12-6 is used on this site

CAS 16415-12-6 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 16415-12-6 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.