Skip to main content
CosIng Checker
CosIng Checker
EU cosmetic ingredients, restrictions and safety
Login
CAS 0 records

CAS 2305-05-7

CAS 2305-05-7 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

Check this CAS numberBrowse annexes

Chemical identity and properties

PubChem 2D chemical structure for CAS 2305-05-7
CAS 2305-05-7PubChem CID 16821

Gamma-Dodecalactone

γ-dodecalactone has been reported in Streptomyces, Daphne odora, and other organisms with data available. — LOTUS - the natural products occurrence database

IUPAC name
5-octyloxolan-2-one
Molecular formula
C12H22O2
Molecular weight
198.30 g/mol
Exact mass
198.161979940 Da
XLogP3
3.8
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

4-Dodecanolide2(3H)-Furanone, dihydro-5-octyl-Dodecan-4-olide4-Hydroxydodecanoic acid lactoneDihydro-5-octyl-2(3H)-furanoneFEMA No. 2400Dihydro-5-octylfuran-2(3H)-oneNSC-26511
16 more reported names
YX9N4581LUgamma-n-Octyl-gamma-N-butyrolactoneDODECANO-1,4-LACTONEDodecanoic acid, 4-hydroxy-, gamma-lactoneRefChem:142296218-971-6GAMMA-DODECANOLACTONEDodecanolide-1,45-OCTYLDIHYDROFURAN-2(3H)-ONE.gamma.-Dodecalactoneg-Dodecalactone5-octyl-2-oxolanone.gamma.-DodecanolactoneNSC 26511.gamma.-n-Octyl-.gamma.-N-butyrolactone5-Octyl-dihydrofuran-2(3H)-one
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 2305-05-7

0 total
No records found for this CAS number.

How CAS 2305-05-7 is used on this site

CAS 2305-05-7 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 2305-05-7 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.