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CAS 2639-63-6

CAS 2639-63-6 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 2639-63-6
CAS 2639-63-6PubChem CID 17525

Hexyl butyrate

Hexyl butyrate is a fatty acid ester obtained by the formal condensation of hexanol with butyric acid. It has a role as an animal metabolite. It is functionally related to a butyric acid and a hexan-1-ol. — ChEBI

IUPAC name
hexyl butanoate
Molecular formula
C10H20O2
Molecular weight
172.26 g/mol
Exact mass
172.146329876 Da
XLogP3
3.3
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

Butanoic acid, hexyl estern-Hexyl butanoaten-Hexyl butyrate1-Hexyl butyrateButyric acid, hexyl estern-Hexyl n-butanoateFEMA No. 2568BRN 1754469
16 more reported names
74HY6P24G7CHEBI:87559RefChem:1113277220-136-6Butyric Acid Hexyl EsterEINECS 220-136-6n-Hexyl n-butyraten-Butyric acid n-hexyl esterTox21_302445CS-0188267WE(6:0/4:0)Hexyl butyrate (natural)UNII-74HY6P24G7AI3-33290HEXYL BUTYRATE [FCC]HEXYL BUTYRATE [FHFI]
Open full PubChem recordPubChem annotations3D structure image
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 2639-63-6

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How CAS 2639-63-6 is used on this site

CAS 2639-63-6 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 2639-63-6 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.