Decyl Succinate

AKA: Monodecyl succinate, Butanedioic acid, 1-decyl ester, Succinic acid, Decyl ester, Monodecyl ester, 54482-22-3, DECYL SUCCINATE [INCI]
Synthetic
Emollient
Skin Conditioner
Not Clean
OriginSynthesized from succinic acid and decyl alcohol, both derived from petrochemical or bio-based feedstocks. Produced through esterification, combining the two compounds via acid-catalyzed condensation reaction.
Decyl hydrogen succinate
Formula
C14H26O4
Mol. Weight
258.35
CAS #
2530-33-8
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
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2012
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR