4-hydroxy-4-methyloxan-2-one is a member of the class of 2-pyranones that is tetrahydro-2H-pyran-2-one substituted by a methyl and hydroxy group at position 4.
How much products actually contain
No product states its amount yet.
Of the products containing it, 0 list it before the 1% line and 5 after it (usually 1% or less).
Products using this ingredient
5 of 5 confirmed · likeliest to carry enough first
Definition
4-hydroxy-4-methyloxan-2-one is a member of the class of 2-pyranones that is tetrahydro-2H-pyran-2-one substituted by a methyl and hydroxy group at position 4. It has a role as a plant metabolite. It is a tertiary alcohol and a member of 2-pyranones.
Source: PubChem
US FDA substance register · UNII 1RJ06DC41B · registered name MEVALONOLACTONE, (±)- · single chemical substance
Cosmetic roles
Safety & regulatory references
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 メバロノラクトン: 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
- 19115-49-2
- CAS No.chemical registry number
- 674-26-0
- EC No.EU chemical inventory number
- 211-615-0
- DTXSIDUS EPA chemical ID
- DTXSID00964572
- DTXCIDUS EPA compound ID
- DTXCID30841862
- IUPAC
- 4-Hydroxy-4-methyloxan-2-one
- Molecular formula
- C6H10O3
- Molecular weight
- 130.143 g/mol
What products actually use it for
What the 1 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.
- Humectant1
Source: US EPA CompTox dashboard
Related literature
- Advances in microbial mevalonolactone production: from fermentative mevalonate accumulation to downstream lactonization · 2025
- Application of mevalonolactone prevents deterioration of epidermal barrier function by accelerating the lamellar granule lipid transport system · 2022
- Mevalonolactone: an inhibitor of Staphylococcus epidermidis adherence and biofilm formation. · 2014
- Calmodulin antagonists suppress cholesterol synthesis by inhibiting sterol Δ24 reductasereductase · 1987
- Activity of 3-hydroxy-3-methylglutaryl-coenzyme A reductase does not respond to ubiquinone uptake in cultured cells. · 1987
Linked databases 16
- ChEBI
- ChEMBL
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- 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