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Cholesteryl Nonanoate
AKA “Cholesteryl pelargonate, 1182-66-7, 4313O7P4XW, DTXSID70889364, RefChem:125718, DTXCID301028626, 214-658-3, Cholesterol pelargonate, GOnate”
Emollient
Ingredient Facts
Cholesteryl nonanoate
AKA: Cholesteryl pelargonate, 1182-66-7, 4313O7P4XW, DTXSID70889364, RefChem:125718, DTXCID301028626, 214-658-3, Cholesterol pelargonate, GOnate
Emollient · Emollient · EWG: 1
Synthetic
Emollient
Skin Conditioner
Barrier Lipid
Clean
Cholest-5-ene-3-beta-yl nonanoate
Formula
C36H62O2
Mol. Weight
526.90
CAS #
1182-66-7
Form
Wax
See origin →
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A synthetic ester created by combining cholesterol with nonanoic acid in the 20th century. Used in cosmetics as an emollient and skin-conditioning agent with improved stability.
Skin Types
●all-skin-types, gentle
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
ewg-1
medical-approval
pregnancy-nursing-safe
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Final Report on the Safety Assessment of Propylene Glycol (PG) Dicaprylate, PG Dicaprylate/Dicaprate, PG Dicocoate, PG Dipelargonate, PG Isostearate, PG Laurate, PG Myristate, PG Oleate, PG Oleate SE,
Cosmetic Ingredient Review (CIR) Expert Panel
International Journal of Toxicology
→
Cholesteryl Nonanoate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Dihydrocholesteryl Nonanoate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Ethyl Pelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Ethylhexyl Pelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Isobutyl Pelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Methyl Pelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Neopentyl Glycol Dicaprylate/Dipelargonate/Dicaprate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Pentaerythrityl Tetrapelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Propanediol Dipelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Propylene Glycol Dipelargonate
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
Cholesteryl Nonanoate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Propylene Glycol Dipelargonate
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR