Pentaerythrityl Tetrapelargonate
AKA “Pentaerythritol tetranonanoate, pentaerythritol tetrapelargonate, Nonanoic acid, neopentanetetrayl ester, 3-DIYL DINONAN-1-OATE, 3-propanediyl ester, PELEMOL PTP
Synthetic
Ingredient Facts
Pentaerythrityl tetrapelargonate
AKA: Pentaerythritol tetranonanoate, Pentaerythritol tetrapelargonate, Nonanoic acid, Neopentanetetrayl ester, 3-DIYL DINONAN-1-OATE, 3-propanediyl ester, PELEMOL PTP
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Synthetic
Clean
A lightweight moisturizing oil that softens and conditions skin, leaving it smooth and hydrated without a greasy feel.
Formula
C41H76O8
Mol. Weight
697.00
CAS #
14450-05-6
Form
Liquid
State
Liquid
See origin →
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
Traditional Use
A synthetic ester used in cosmetics as an emollient and skin conditioning ingredient. Created in the modern cosmetics industry to provide non-occlusive hydration and smooth texture to skincare products.
Skin Types
all-skin-types
Best For
Dryness
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR