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CAS 4819-67-4

CAS 4819-67-4 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 4819-67-4

CAS 4819-67-4PubChem CID 20959

2-Pentylcyclopentan-1-one

IUPAC name: 2-pentylcyclopentan-1-one

Molecular formula: C10H18O
Molecular weight: 154.25 g/mol
Exact mass: 154.135765193 Da
XLogP3: 2.9
Topological polar surface area: 17.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 1
Covalent units: 1
Defined stereocentres: 0

Also known as

RefChem:5856702-PENTYLCYCLOPENTANONE2-n-pentylcyclopentanoneDelfoneCyclopentanone, 2-pentyl-2-pentyl cyclopentanone2-pentyl-cyclopentanone2873H3P924

11 more reported names

DELPHONE2-pentyl-1-cyclopentanonedelphonUNII-2873H3P924EINECS 225-392-22-pentylcyclopenten-1-one2-N-AMYLCYCLOPENTANONE2-N-PENTYL CYCLOPENTANONEVS-08744DB-122289CS-0452795

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External database identifiers

EPA DTXSID:DTXSID1044566
PubMed:22445662

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 4819-67-4

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How CAS 4819-67-4 is used on this site

CAS 4819-67-4 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 4819-67-4 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.