Propylene Glycol Dicaprate

AKA: 53824-77-4, 1, 2-Propanediol didecanoate, Propylene glycol didecanoate, 2-Propylene glycol didecanoate, Decanoic acid, 1-methyl-1, 2-ethanediyl ester, CAPTEX 100
Synthetic
Emollient
Skin Conditioner
Clean
OriginDerived from propylene glycol and decanoic acid (capric acid), both petrochemical and natural oil-derived sources. Synthesized through esterification reaction between propylene glycol and capric acid under catalytic conditions.
The CIR Expert Panel concluded that the following ingredients are safe in the present practices of use and concentration described in this safety assessment in cosmetics when formulated to be non-irritating...Propylene Glycol Dicaprate...
Formula
C23H44O4
Mol. Weight
384.60
CAS #
56519-72-3, 53824-77-4
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-assessed3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Yes
Restricted By
Concentration Guide
Leave-on0.025–0.76%
Rinse-off0.11–0.16%
0%50%100%
CIR reported use · 2014 survey
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR
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