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CAS 39189-74-7

CAS 39189-74-7 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 39189-74-7

CAS 39189-74-7PubChem CID 6441035

Cyclopentanone, 2-heptylidene-

IUPAC name: (2E)-2-heptylidenecyclopentan-1-one

Molecular formula: C12H20O
Molecular weight: 180.29 g/mol
Exact mass: 180.151415257 Da
XLogP3: 3.8
Topological polar surface area: 17.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 0

Also known as

2-Heptylidenecyclopentanonne2-Heptylidene-1-cyclopentanoneEINECS 254-339-6RefChem:581044(E)-2-heptylidenecyclopentanone

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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.

Records for CAS 39189-74-7

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How CAS 39189-74-7 is used on this site

CAS 39189-74-7 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 39189-74-7 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.