Hexyldecyl Stearate

AKA: 2-Hexyldecyl stearate, Eutanol G 16S, Eutanol G 16 S, Octadecanoic acid, 2-hexyldecyl ester, 1-Decanol, Stearic acid, 17618-45-0
Plant-Derived
Emollient
Skin Conditioner
Clean
OriginDerived from stearic acid and hexyl decyl alcohol, both fatty acid derivatives commonly sourced synthetically. Synthesized through esterification, combining stearic acid with hexyl decyl alcohol under catalytic conditions.
Octadecanoic acid, 2-hexyldecyl ester
Formula
C34H68O2
Mol. Weight
508.90
CAS #
17618-45-0
Form
Liquid
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
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-reviewednone on file
⚖️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-on0.5–13%
Rinse-off3%
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