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CAS 521-13-1

CAS 521-13-1 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 521-13-1
CAS 521-13-1PubChem CID 101741

Cholesteryl butyrate

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] butanoate
Molecular formula
C31H52O2
Molecular weight
456.7 g/mol
Exact mass
456.396730897 Da
XLogP3
9.9
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
8

Also known as

Cholesteryl butanoate50QA4YCP7FCholest-5-en-3-ol (3beta)-, butanoatecholesterylbutyratecholesterylbutanoateRefChem:918537208-304-7cholesteryl n-butyrate
16 more reported names
Cholesterol ButyrateButyric Acid Cholesterol EsterCholesterol n-butyrateCholest-5-en-3-ol (3.beta.)-, butanoateUNII-50QA4YCP7FCholest-5-en-3beta-ol butyratecholesteryln-butyrateEINECS 208-304-7CHOLESTEROL 3-BUTYRATEn-butyric acid cholesterol ester3.beta.-Butanoyloxycholest-5-ene5-Cholesten-3.beta.-ol butyrateTYD-00763BUTYRIC ACID, CHOLESTERYL ESTERCS-W013838HY-W013122
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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 521-13-1

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How CAS 521-13-1 is used on this site

CAS 521-13-1 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 521-13-1 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.