Undecane
molecular structure · PubChem
AKA: N-UNDECANE, 1120-21-4, Hendecane, CHEBI:46342
Synthetic
Emollient
Clean
Undecane has been reported in Camellia sinensis, Aristolochia triangularis, and other organisms with data available.
Solubility In water, 0.014 mg/L at 25 deg (critical evaluation of all available data)
Formula
C11H24
Mol. Weight
156.31
CAS #
1120-21-4
Form
Oil
State
Undecane appears as a colorless liquid. Insoluble in water and less dense than water. Used to make other chemicals.
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Conditions Skin
Softens & Smooths
Smooths and softens skin
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory0 listings
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
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Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR