Dicaprylyl Carbonate

Dicaprylyl Carbonate 1
molecular structure · PubChem CID 9904000
AKA: 1680-31-5, Carbonic acid, Dioctyl ester, DICAPRYLYL CARBONATE [WHO-DD], DICAPRYLYL CARBONATE [INCI]
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Synthetic
Synthetic
Clean
OriginDerived from coconut or palm kernel oils, which contain caprylic acid as a natural fatty acid component. Synthesized through esterification of caprylic acid with carbonic acid derivatives.
The CIR Expert Panel concluded that the following 6 dialkyl carbonates are safe in the present practices of use and concentration, as described in this safety assessment, when formulated to be non-irritating...Dicaprylyl Carbonate...
Formula
C17H34O3
Mol. Weight
286.40
CAS #
1680-31-5
Form
Powder
Skin Types
●all-skin-types
Best For
General
Functions
Buffering
Softens & Smooths
Conditions Skin
Smooths and softens skin
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory0 listings
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Insufficient
Pregnancy
—
CIR Safety Findings
Not a Sensitizer
2 studies / 2 not sensitizing (CIR 723)
Mixed Skin Irritation Results
4 studies / 1 irritating / 1 mixed / 2 not irritating / reactions slight (CIR 723)
Mixed Eye Irritation Results
2 studies / 1 irritating / 1 not irritating / reactions slight (CIR 723)
Concentration Guide
Leave-on0.34–34.5%
Rinse-off0.3–4%
0%50%100%
CIR reported use · 2015 survey
Regulatory Status
USAunder review
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR