CAS 0 records

CAS 35720-57-1

CAS 35720-57-1 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Check this CAS number Browse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 35720-57-1

CAS 35720-57-1PubChem CID 20640370

4-Cyclopentadecen-1-one

IUPAC name: (4E)-cyclopentadec-4-en-1-one

Molecular formula: C15H26O
Molecular weight: 222.37 g/mol
Exact mass: 222.198365449 Da
XLogP3: 5.2
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:912461cyclopentadec-4E-en-1-oneJIYIHILAGIZIMD-VQHVLOKHSA-N

Open full PubChem record PubChem annotations 3D structure image

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 35720-57-1

0 total

No records found for this CAS number.

How CAS 35720-57-1 is used on this site

CAS 35720-57-1 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 35720-57-1 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.