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CAS 303-43-5

CAS 303-43-5 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 303-43-5
CAS 303-43-5PubChem CID 5283632

Cholesteryl Oleate

Cholesteryl oleate is the (Z)-stereoisomer of cholesteryl octadec-9-enoate. It has a role as a mouse metabolite. It is a CE(18:1) and a cholesteryl octadec-9-enoate. It is functionally related to an oleic acid. — ChEBI

IUPAC name
[(3S,8S,9S,10R,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-yl] (Z)-octadec-9-enoate
Molecular formula
C45H78O2
Molecular weight
651.1 g/mol
Exact mass
650.60018173 Da
XLogP3
16.6
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
8

Also known as

OleoylcholesterolCholesterol OleateCholesteryl cis-9-octadecenoateOleic acid cholesteryl esterCholest-5-en-3-beta-yl oleateCholesterol, oleate3DPK9KFN2MYOFCO LC-CO-D
16 more reported names
Cholest-5-en-3-ol (3beta)-, 3-[(9Z)-9-octadecenoate]CHEBI:46898NSC-18186Cholest-5-en-3-ol (3beta)-, (9Z)-9-octadecenoateCholest-5-en-3-ol (3beta)-, 3-((9Z)-9-octadecenoate)RefChem:125721206-142-1Cholesteroyl-oleateCE(18:1)Cholesteryl oleic esterOleic Acid Cholesterol EsterCholesteryl oleate-9,10-t2cholesteryloleateCE(18:1(9Z))C45H78O2CE 18:1
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External database identifiers

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 303-43-5

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How CAS 303-43-5 is used on this site

CAS 303-43-5 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 303-43-5 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.