Ethylhexyl Pelargonate

AKA: 2-Ethylhexyl nonanoate, 2-Ethylhexyl pelargonate, 59587-44-9, Nonanoic acid, 2-ethylhexyl ester, CRODAMOL OPG, JEECHEM OPG, PELEMOL OPG, DERMOL OPG
Synthetic
Emollient
Skin Conditioner
Not Clean
OriginSynthesized from pelargonic acid (a nine-carbon fatty acid) and 2-ethylhexanol, both derived from petrochemical or natural oil sources. Produced through esterification, a chemical reaction combining the fatty acid and alcohol under catalytic conditions.
The CIR Expert Panel concluded that the alkyl esters, listed subsequently, are safe in the present practices of use and concentration described in this safety assessment when formulated to be non-irritating.
Formula
C17H34O2
Mol. Weight
270.50
CAS #
59587-44-9
Form
Oil
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-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not an Eye Irritant
1 study / 1 not irritating (CIR 558)
Not a Skin Irritant
1 study / 1 not irritating (CIR 558)
Concentration Guide
Leave-on2%
Rinse-off3–4%
0%50%100%
CIR reported use · 2012 survey
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR
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