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CAS 27306-78-1

CAS 27306-78-1 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 27306-78-1

CAS 27306-78-1PubChem CID 197160

3-(2-Methoxyethoxy)propyl-methyl-bis(trimethylsilyloxy)silane

IUPAC name: 3-(2-methoxyethoxy)propyl-methyl-bis(trimethylsilyloxy)silane

Molecular formula: C13H34O4Si3
Molecular weight: 338.66 g/mol
Exact mass: 338.17648916 Da
Topological polar surface area: 36.9 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 4
Covalent units: 1
Defined stereocentres: 0

Also known as

RefChem:491129608-078-3Silwet L 77C13H34O4Si3JQRXTVACLHSVTF-UHFFFAOYSA-NPolyethylene glycol monomethyl ether mono[3-[methylbis(trimethylsiloxy)silyl]propyl] ether3-(3-(2-Methoxyethoxy)propyl)-1,1,1,3,5,5,5-heptamethyltrisiloxanePoly(oxy-1,2-ethanediyl),a-methyl-w-[3-[1,3,3,3-tetramethyl-1-[(trimethylsilyl)oxy]-1-disiloxanyl]propoxy]

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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 27306-78-1 is used on this site

CAS 27306-78-1 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 27306-78-1 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.