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CAS 823-22-3

CAS 823-22-3 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 823-22-3
CAS 823-22-3PubChem CID 13204

delta-Hexalactone

Delta-Hexanolactone is a delta-lactone. — ChEBI

IUPAC name
6-methyloxan-2-one
Molecular formula
C6H10O2
Molecular weight
114.14 g/mol
Exact mass
114.068079557 Da
XLogP3
1.0
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

delta-Hexanolactonedelta-Caprolactone5-Methyl-delta-valerolactone5-Hydroxyhexanoic acid lactone.delta.-Caprolactone2H-Pyran-2-one, tetrahydro-6-methyl-Tetrahydro-6-methyl-2H-pyran-2-oneHexanolactone
16 more reported names
5-Hexanolide.delta.-Hexalactone6-Methyltetrahydro-2H-pyran-2-one6-Methylvalerolactonedelta-Methyl-delta-valerolactoned-Hexalactonedelta-HexanolideHexanoic acid, 5-hydroxy-, lactone.delta.-HexanolideFEMA No. 31676-Methyl-d-valerolactone(+/-)-5-Hexanolide.delta.-Methyl-.delta.-valerolactoneHexanoic acid, .delta.-lactoneC8456O4551Hexanoic acid, 5-hydroxy-, .delta.-lactone
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 823-22-3

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No records found for this CAS number.

How CAS 823-22-3 is used on this site

CAS 823-22-3 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 823-22-3 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.