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CAS 17902-57-7

CAS 17902-57-7 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 17902-57-7

CAS 17902-57-7PubChem CID 12696375

Dimethyl oxobenzo dioxasilane

IUPAC name: 2,2-dimethyl-1,3,2-benzodioxasilin-4-one

Molecular formula: C9H10O3Si
Molecular weight: 194.26 g/mol
Exact mass: 194.03992071 Da
Topological polar surface area: 35.5 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 3
Covalent units: 1
Defined stereocentres: 0

Also known as

4H-1,3,2-Benzodioxasilin-4-one, 2,2-dimethyl-Pro-DSB (10/palmitate octyle)8I196F2UJ0Benzoic acid, o-(hydroxydimethylsiloxy)-, delta-lactoneBENZOIC ACID, O-(HYDROXYDIMETHYLSILOXY)-, .DELTA.-LACTONERefChem:588295DIMETHYL OXOBENZO DIOXASILANE [INCI]UNII-8I196F2UJ0

2 more reported names

PYIPVTMVCJRGJU-UHFFFAOYSA-N2,2-Dimethyl-2H,4H-1,3,2-benzodioxasilin-4-one

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External database identifiers

EPA DTXSID:DTXSID10170763

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 17902-57-7

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How CAS 17902-57-7 is used on this site

CAS 17902-57-7 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 17902-57-7 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.