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CAS 40942-73-2

CAS 40942-73-2 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 40942-73-2

CAS 40942-73-2PubChem CID 162030

Cyclopentanone, 3-(2-oxopropyl)-2-pentyl-

IUPAC name: 3-(2-oxopropyl)-2-pentylcyclopentan-1-one

Molecular formula: C13H22O2
Molecular weight: 210.31 g/mol
Exact mass: 210.161979940 Da
XLogP3: 2.5
Topological polar surface area: 34.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

3-(2-Oxopropyl)-2-pentylcyclopentanonePentylcyclopentanonepropanone2-Pentyl-3-(2-propanone)-1-cyclopentanoneEINECS 255-149-6BRN 2102970RefChem:581053255-149-6Magnolione

4 more reported names

3-Acetonyl-2-pentylcyclopentanoneAMYL CYCLOPENTANONE PROPANONE2-N-Amyl-3-acetonyl-1-cyclopentanone2-n-pentyl-3-(2-oxopropyl)-1-cyclopentanone

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External database identifiers

EPA DTXSID:DTXSID00866027

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 40942-73-2

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How CAS 40942-73-2 is used on this site

CAS 40942-73-2 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 40942-73-2 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.