Gamma-caprolactone is a gamma-lactone that is oxolan-2-one substituted by an ethyl group at position 5.
Definition
Gamma-caprolactone is a gamma-lactone that is oxolan-2-one substituted by an ethyl group at position 5. It has a role as a human blood serum metabolite.
Source: PubChem
US FDA substance register · UNII J16NAT1G41 · registered name .GAMMA.-HEXALACTONE · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
Other restriction: ban substances that deplete the ozone layer
Source: EU CosIng ingredient list
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name γ－カプロラクトン: 本品は、次の化学式で表されるラクトンである。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 695-06-7
- EC No.EU chemical inventory number
- 211-778-8
- DTXSIDUS EPA chemical ID
- DTXSID8041298
- DTXCIDUS EPA compound ID
- DTXCID6021298
- IUPAC
- 5-Ethyloxolan-2-one
- Molecular formula
- C6H10O2
- Molecular weight
- 114.144 g/mol
Measured properties
- Appearance
- liquid
- Melting/freezing point
- -18 ℃
- Upper/lower flammability or explosive limits
- %
- Molecular weight
- 114.14
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 17 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Fragrance14
- Flavouring and nutrient2
- Deodorizer1
Source: US EPA CompTox dashboard
Related literature
Linked databases 19
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- PubMed
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · Chinese