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CAS 1670-46-8

CAS 1670-46-8 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 1670-46-8

CAS 1670-46-8PubChem CID 98471

2-Acetylcyclopentanone

IUPAC name: 2-acetylcyclopentan-1-one

Molecular formula: C7H10O2
Molecular weight: 126.15 g/mol
Exact mass: 126.068079557 Da
XLogP3: 0.3
Topological polar surface area: 34.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

Cyclopentanone, 2-acetyl-RefChem:84998216-797-5alpha-AcetylcyclopentanoneAcetylcyclopentanoneo-AcetylcyclopentanoneEINECS 216-797-5NSC 141181

16 more reported names

BRN 18576012-ACETYL CYCLOPENTANONEAI3-19254a-Acetylcyclopentanone2-Acetyl-cyclopentanone2-acetyl-1-cyclopentanone1-acetyl-2-oxocyclopentane.alpha.-Acetylcyclopentanone4-07-00-01993 (Beilstein Handbook Reference)2-Acetylcyclopentanone, 98%CS-W011158NSC-141181DB-064629A0869EN300-173318F0001-0610

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEMBL:CHEMBL305069
EPA DTXSID:DTXSID90862730
PubMed:21302339
PubMed:21254751
PubMed:21054388

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 1670-46-8

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CAS 1670-46-8 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 1670-46-8 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.