Diethylpentanediol Dineopentanoate
AKA “Neosolue-DEPD, UNII-T98243MF1L, T98243MF1L, Dineopentanoic acid 2, 4-diethyl-1, 5-pentanediol, 762268-78-0, Propanoic acid, 2, 2-dimethyl-, 5-pentanediyl ester, 4-((2, 2-dimethyl-1-oxopropoxy)methyl)-2-ethylhexyl ester, RefChem:133522, DIETHYLPENTANEDIOL DINEOPENTANOATE [INCI]
Skin Conditioning
Ingredient Facts
Diethylpentanediol dineopentanoate
AKA: Neosolue-DEPD, UNII-T98243MF1L, T98243MF1L, Dineopentanoic acid 2, 4-diethyl-1, 5-pentanediol, 762268-78-0, Propanoic acid, 2, 2-dimethyl-, 5-pentanediyl ester, 4-((2, 2-dimethyl-1-oxopropoxy)methyl)-2-ethylhexyl ester, RefChem:133522, DIETHYLPENTANEDIOL DINEOPENTANOATE [INCI]
Skin Conditioning · Hair Conditioning · EWG: 4
Synthetic
Skin Conditioner
Hair Care
Not Clean
2,4-Diethyl-1,5-pentanediyl di-(3,3-dimethylpentanoate)
Formula
C19H36O4
Mol. Weight
328.50
CAS #
762268-78-0
Form
Liquid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
Contemporary synthetic ester developed for cosmetics as an emollient and texture-enhancing ingredient. Created to provide superior sensory profile in skincare products.
Skin Types
all-skin-types
Best For
Dryness
EWG
4
CIR
Safe as used
Pregnancy
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR