Tripelargonin

AKA: Trinonanoin, 126-53-4, Tripelargoin, Glycerol tripelargonate, GLYCERYL TRIPELARGONATE, Nonanoic acid, 1, 2, 3-propanetriyl ester
Synthetic
Emollient
Skin Conditioner
Not Clean
OriginDerived from pelargonic acid (nonanoic acid), a saturated fatty acid from the carboxylic acid family. Synthesized through esterification of pelargonic acid with glycerol or other alcohols to form an ester compound.
Glycerol tripelargonate,Trinonanoin
Formula
C30H56O6
Mol. Weight
512.80
CAS #
126-53-4
Form
Liquid
Skin Types
●all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2022
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR