AKA: Pentaerythritol tetrabehenate, DUB PTB, 2, 2-BIS[[(1-OXODOCOSYL)OXY]METHYL]PROPANE-1, 3-DIYL DIDOCOSANOATE, LIPONATE PB-4, ETHOX PB-4, HEST P-4B, PENTAERYTHRITOL TETRADOCOSANOATE
WHAT IS IT? Synthetic
Emollient
Skin Conditioner
Clean
Origin Derived from pentaerythritol and behenic acid (a long-chain fatty acid), both synthetic or petroleum-derived compounds. Synthesized through esterification reaction between pentaerythritol and behenic acid under catalytic conditions.
2,2-bis[[(1-Oxodocosyl)oxy]methyl]propane-1,3-diyl didocosanoate
IS IT FOR ME? Pregnancy & Breastfeeding Safe
Yes
WHAT’S IT DO? Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
CAN I TRUST THIS? The paper trail
🔬 Peer-reviewed none on file
🛡️ Safety-assessed 3 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
IS IT CLEAN? CIR Safety Findings
Not a Skin Irritant
1 study / 1 not irritating (CIR 585)
Not a Sensitizer
1 study / 1 not sensitizing (CIR 585)
Mixed Eye Irritation Results
1 study / 1 mixed (CIR 585)
Concentration Guide
0% 50% 100%
CIR reported use · report published 2015
Regulatory Status
JAPAN ⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR
murphy