Oleyl oleate is a wax ester obtained by the formal condensation of oleic acid and oleyl alcohol.
Definition
Oleyl oleate is a wax ester obtained by the formal condensation of oleic acid and oleyl alcohol. It is functionally related to an oleic acid and a (9Z)-octadecen-1-ol.
Source: PubChem
US FDA substance register · UNII 3X3L452Y85 · registered name Oleyl oleate · 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
Reviewed by CIR: Safety Assessment of Alkyl Esters as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name オレイン酸オレイル: 本品は、オレイン酸（＊）とオレイルアルコール（＊）のエステルであり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 17363-94-9
- CAS No.chemical registry number
- 3687-45-4
- EC No.EU chemical inventory number
- 222-980-0
- DTXSIDUS EPA chemical ID
- DTXSID20893537
- DTXCIDUS EPA compound ID
- DTXCID601323560
- IUPAC
- (9Z)-Octadec-9-en-1-yl (9Z)-octadec-9-enoate
- Molecular formula
- C36H68O2
- Molecular weight
- 532.938 g/mol
Measured properties
- Appearance
- liquid
- Melting/freezing point
- 218.47 ℃(est.)
- Initial boiling point and range
- 596.5 ℃
- Flash point
- 57.1 ℃
- Vapour pressure
- 0.000000000010300 ㎜Hg (est.)
- Water solubility
- 0.00000000000710 ㎎/ℓ (est.)
- Relative density
- 0.868 (g/cm3)
- n-Octanol/water partition coefficient (Kow)
- 16.15 (est.)
- Molecular weight
- 532.92
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 7 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.
- Softener and conditioner4
- Dispersing agent1
- Defoamer1
- Flotation agent1
Source: US EPA CompTox dashboard
Related literature
- Biosynthesis of Oleyl Oleate by Whole-Cell Lipase from Rhizopus chinensis · 2006
- Phase Behaviour and Formation of Fatty Acid Esters Nanoemulsions Containing Piroxicam · 2013
- BIOLOGICAL AND PHYSICOCHEMICAL STUDIES OF OLEYL OLEATE AS AN ACTIVE AGENT TO BE APPLIED IN COSMETIC FORMULATION. · 2025
- Bioactive Compounds, Tyrosinase Inhibitor and Antimicrobial Potential of Moringa oleifera L. seeds extract · 2025
- The Screening of Permeation Enhancers for Trans-Nail Delivery of Terbinafine Hydrochloride · 2018
Linked databases 20
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- China inventory of existing ingredients (IECIC)
- 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
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English