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CAS 5579-78-2

CAS 5579-78-2 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 5579-78-2

CAS 5579-78-2PubChem CID 62583

epsilon-DECALACTONE

6-Decanolide is a lactone. — ChEBI

IUPAC name: 7-butyloxepan-2-one

Molecular formula: C10H18O2
Molecular weight: 170.25 g/mol
Exact mass: 170.130679813 Da
XLogP3: 2.8
Topological polar surface area: 26.3 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 1
Defined stereocentres: 0

Also known as

6-Butylhexanolide2-OXEPANONE, 7-BUTYL-FEMA No. 36136-Hydroxydecanoic acid epsilon-lactone662W32KL4ORefChem:590999226-963-97-Butyl-2-oxepanone

16 more reported names

e-decalactone6-decanolideEINECS 226-963-9UNII-662W32KL4OBRN 0117541.epsilon.-Decalactone5-17-09-00089 (Beilstein Handbook Reference)FEMA 36136-Butylhexan-6-olideepsilon-Decalactone, >=99%2-OXEPANONE, 7-BUTYLCHEBI:1802347-Butyl-2-oxepanone, 9CI, 8CITox21_302462.EPSILON.-DECALACTONE [FHFI](+/-)-.EPSILON.-DECALACTONE

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External database identifiers

ChEBI:CHEBI:180234
ChEMBL:CHEMBL3185668
EPA DTXSID:DTXSID8047551

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

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CAS 5579-78-2 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 5579-78-2 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.