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CAS 141-62-8

CAS 141-62-8 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 141-62-8
CAS 141-62-8PubChem CID 8852

Decamethyltetrasiloxane

IUPAC name
[dimethyl(trimethylsilyloxy)silyl]oxy-dimethyl-trimethylsilyloxysilane
Molecular formula
C10H30O3Si4
Molecular weight
310.68 g/mol
Exact mass
310.12720095 Da
Topological polar surface area
27.7 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

1,1,1,3,3,5,5,7,7,7-DecamethyltetrasiloxaneTetrasiloxane, decamethyl-C23WAL597TTetrasiloxane, 1,1,1,3,3,5,5,7,7,7-decamethyl-EINECS 205-491-7TETRASILOXANE, DECAMETHYLEC 205-491-7DECAMETHYLTETRASILOXANE [MI]
16 more reported names
RefChem:5853421,1,1,3,3,5,5,7,7,7DecamethyltetrasiloxaneTetrasiloxane, 1,1,1,3,3,5,5,7,7,7decamethyl205-491-7decamethyl tetrasiloxaneC10H30O3Si4Simethicone Impurity 7UNII-C23WAL597T[(CH3)3SiOSi(CH3)2]2ODecamethyltetrasiloxane, 97%DECAMETHYLTETRASILOXANE?YFCGDEUVHLPRCZ-UHFFFAOYSA-[dimethyl(trimethylsilyloxy)silyl]oxy-dimethyl-trimethylsilyloxy-silane2,2,4,4,6,6,8,8-octamethyl-3,5,7-trioxa-2,4,6,8-tetrasilanonaneAC7887CD3780
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External database identifiers

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 141-62-8

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How CAS 141-62-8 is used on this site

CAS 141-62-8 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 141-62-8 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.