Ethyl Pelargonate

AKA: ETHYL NONANOATE, 123-29-5, Nonanoic acid, Ethyl ester, Wine ether, Pelargonic Acid Ethyl Ester, FEMA No. 2447
Synthetic
Emollient
Fragrance
Skin Conditioner
Not Clean
Ethyl nonanoate is a fatty acid ethyl ester of nonanoic acid. It has a role as a metabolite. It is functionally related to a nonanoic acid.
Solubility 0.0295 mg/mL at 25 °C
Formula
C11H22O2
Mol. Weight
186.29
CAS #
123-29-5
Form
Liquid
State
Liquid
Functions
Perfuming
Added for scent. Can be natural or synthetic. Common irritant and allergen — one of the top reasons people react to products.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A synthetic ester developed from pelargonic acid (nonanoic acid). Used in skincare formulations as a lightweight emollient and penetration enhancer with skin-conditioning properties.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing
🛡️Safety-assessed1 review
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR