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CAS 705-86-2

CAS 705-86-2 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 705-86-2
CAS 705-86-2PubChem CID 12810

delta-Decalactone

6-pentyloxan-2-one is a delta-lactone that is 5-valerolactone substituted by a pentyl group at position 6. It has a role as a metabolite. It is functionally related to a 5-valerolactone. — ChEBI

IUPAC name
6-pentyloxan-2-one
Molecular formula
C10H18O2
Molecular weight
170.25 g/mol
Exact mass
170.130679813 Da
XLogP3
2.5
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

6-Pentyltetrahydro-2H-pyran-2-one5-Decanolidedelta-Decanolactone2H-Pyran-2-one, tetrahydro-6-pentyl-5-DecalactoneDecan-5-olidedelta-Decalactone (natural)FEMA No. 2361
16 more reported names
Tetrahydro-6-pentyl-2H-pyran-2-onedelta-Pentyl-delta-valerolactone.delta.-Decalactone5-Amyl-5-hydroxypentanoic acid lactone.DELTA.-LACTONE-EINECS 211-889-1UNII-CNA0S5T234.delta.-Decanolide6-pentylvalerolactoneBRN 0117520CNA0S5T234Tetrahydro-6-pentylpyran-2-one.delta.-Decanolactone(RS)-.DELTA.-DECALACTONE.DELTA.-DECALACTONE [MI]DECALACTONE DELTA
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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 705-86-2

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How CAS 705-86-2 is used on this site

CAS 705-86-2 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 705-86-2 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.