Isostearyl Neopentanoate
AKA “Isooctadecyl pivalate, Cyclochem INEO, Isostearyl pivalate, Ceraphyl 375, Schercemol 85, 2-Dimethylpropanoic acid, isooctadecyl ester, EINECS 261-521-9
Synthetic
Ingredient Facts
Isostearyl neopentanoate
AKA: Isooctadecyl pivalate, Cyclochem INEO, Isostearyl pivalate, Ceraphyl 375, Schercemol 85, 2-Dimethylpropanoic acid, Isooctadecyl ester, EINECS 261-521-9
Synthetic · Emollient · EWG: 4
Plant-Derived
Emollient
Skin Conditioner
Synthetic
Clean
A lightweight emollient that softens and conditions skin while helping other ingredients blend smoothly together. Leaves skin feeling smooth and supple.
Formula
C23H46O2
Mol. Weight
354.60
CAS #
58958-60-4
Form
Powder
See origin →
Functions
Binding
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 developed as a cosmetic emollient with excellent spreadability and light feel. Created to improve the sensory profile of skincare and color cosmetic formulations.
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