Dipropyl Carbonate
AKA “Carbonic acid, dipropyl ester, n-Propyl carbonate, Di-n-propylcarbonate, UNII-412E66LR7G, di-n-propyl carbonate, ORISTAR PCB, EINECS 210-822-3”
Synthetic
Ingredient Facts
Dipropyl carbonate
AKA: Carbonic acid, Dipropyl ester, N-Propyl carbonate, Di-n-propylcarbonate, UNII-412E66LR7G, Di-n-propyl carbonate, ORISTAR PCB, EINECS 210-822-3
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Skin Conditioner
Synthetic
Clean
A lightweight conditioning agent that helps soften and smooth skin while improving the texture and feel of the formula.
Formula
C7H14O3
Mol. Weight
146.18
CAS #
623-96-1
Form
Powder
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.
Viscosity Controlling
Locks in moisture
Traditional Use
A modern synthetic carbonate ester developed for cosmetics as a solvent and emollient. Created in the late 20th century to provide specific performance characteristics in formulations.
Skin Types
●all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Concentration Guide
Dermal absorption: 99.9%. Source: CIR Safety Assessment (CIR Seq 723).
Regulatory Agencies
Verified Feb 2026
Data: PubChem · CosIng · EWG · CIR