Oleyl Oleate

AKA: 3687-45-4, 9Z-octadecenyl 9Z-octadecenoate, Schercemol OLO, 9-octadecenyl ester, COSMOL LIQUID, CHEBI:75626, EXCEPARL OL-OL, CRODAMOL OO-V
Synthetic
Emollient
Skin Conditioner
Clean
OriginDerived from oleic acid, a monounsaturated fatty acid found in plant and animal oils. Synthesized through esterification of oleyl alcohol and oleic acid under catalytic conditions.
9-(Z)-Octadecenyl –9-(Z)-octadecenoate
Formula
C36H68O2
Mol. Weight
532.90
CAS #
3687-45-4
Form
Liquid
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
Leave-on0.4–9%
Rinse-off1%
0%50%100%
CIR reported use · 2012 survey
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR