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CAS 17861-60-8

CAS 17861-60-8 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 17861-60-8

CAS 17861-60-8PubChem CID 140291

Ethyl trisiloxane

IUPAC name: ethyl-methyl-bis(trimethylsilyloxy)silane

Molecular formula: C9H26O2Si3
Molecular weight: 250.56 g/mol
Exact mass: 250.12405967 Da
Topological polar surface area: 18.5 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

3-ethylheptamethyltrisiloxaneTrisiloxane, 3-ethyl-1,1,1,3,5,5,5-heptamethyl-3-ETHYL-1,1,1,3,5,5,5-HEPTAMETHYLTRISILOXANEUNII-ZH1WJO5481ZH1WJO5481SILSOFT ETSBOTANISIL VS-3RefChem:139067

5 more reported names

ETHYL TRISILOXANE [INCI]469-070-1C9H26O2Si3HLPWCQDWRYCGLK-UHFFFAOYSA-NDB-315420

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External database identifiers

EPA DTXSID:DTXSID80170518

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

Records for CAS 17861-60-8

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How CAS 17861-60-8 is used on this site

CAS 17861-60-8 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 17861-60-8 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.