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CAS 32628-06-1 may appear across multiple EU annex records. The CAS lookup page shows all Annex II–VI entries sharing this identifier, useful for identifying cross-annex regulatory status of the same chemical substance.

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InventoryRef 7820915/10/2010

PEG-3 DIPALMITATE

Poly(oxy-1,2-ethanediyl), .alpha.-(1-oxohexadecyl)-.omega.-[(1-oxohexadecyl)oxy]- (3 mol EO average molar ratio)

PEG-3 DIPALMITATE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 32628-06-1

CAS 32628-06-1PubChem CID 53436591

PEG-3 Dipalmitate

The CIR Expert Panel concluded that butylene glycol diisononanoate, cetearyl isononanoate, cetearyl nonanoate, cetyl isononanoate, cholesteryl nonanoate, diethylene glycol diethyl-hexanoate/ diisononanoate, dipentaerythrityl pentaisononanoate, ethylhexyl isononanoate, isodecyl isononanoate, isononyl isononanoate, isotridecyl isononanoate, neopentyl glycol diisononanoate, PEG-2 diisononanoate, PEG-5 isononanoate, pentaerythrityl tetraisononanaote, polyglyceryl-20 octaisononanoate, tridecyl isononanoate, ethylhexyl pelargonate, pentaerythrityl tetrapelargonate, cellobiose octanonanoate, diethylene glycol diisononanoate, dihydrocholesteryl nonanoate, glycereth-7 diisononanoate, isostearyl isononanoate, phytosteryl nonanoate, propylene glycol diisononanoate, ethyl pelargonate, isobutyl pelargonate, methyl pelargonate, neopentyl glycol dicaprylate/dipelargonate/dicaprate, and pelargonic acid are safe as cosmetic ingredients in the present practices of use and concentration described in this safety assessment. — Cosmetic Ingredient Review (CIR)

IUPAC name: 2-[2-(2-hexadecanoyloxyethoxy)ethoxy]ethyl hexadecanoate

Molecular formula: C38H74O6
Molecular weight: 627.0 g/mol
Exact mass: 626.54854008 Da
XLogP3: 14.4
Topological polar surface area: 71.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 6
Covalent units: 1
Defined stereocentres: 0

Also known as

J5S0T2DVM5EINECS 272-396-5UNII-J5S0T2DVM5HEXADECANOIC ACID, 1,2-ETHANEDIYLBIS(OXY-2,1-ETHANEDIYL) ESTERPEG DIPALMITATEAEC PEG-3 DIPALMITATETRIETHYLENE GLYCOL DIPALMITATEPEG-3 DIPALMITATE [INCI]

4 more reported names

RefChem:170679Ethane-1,2-diylbis(oxyethane-1,2-diyl) bispalmitateCXBCIWUDBGGBGD-UHFFFAOYSA-N[(Ethane-1,2-diyl)bis(oxy)ethane-2,1-diyl] dihexadecanoate

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

EPA DTXSID:DTXSID90988525

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for PEG-3 DIPALMITATE

INCI name

PEG-3 DIPALMITATE

Description

Poly(oxy-1,2-ethanediyl), .alpha.-(1-oxohexadecyl)-.omega.-[(1-oxohexadecyl)oxy]- (3 mol EO average molar ratio)

Record provenance

Inventory reference: 78209
Imported identity: PEG-3 DIPALMITATE
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for PEG-3 DIPALMITATE

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Key data

CAS

32628-06-1

—

Restriction

—

Function

SURFACTANT - EMULSIFYING: Helping suspensions or dispersions of liquids in a second liquid by reducing the surface tension of the substances to be emulsified.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#19712 · PEG-3 DIPALMITATE

Ingredients with overlapping formulation functions

PEG-3 COCAMINESURFACTANT - EMULSIFYING

PEG-3 DICAPRYLATE/CAPRATESURFACTANT - EMULSIFYING

PEG-3 DIISOSTEARATESURFACTANT - EMULSIFYING

PEG-3 DIOLEATESURFACTANT - EMULSIFYING

PEG-3 DISTEARATESURFACTANT - EMULSIFYING

PEG-3 GLYCERYL COCOATESKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING

PEG-3 GLYCERYL ISOSTEARATESKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING

PEG-3 GLYCERYL TRIISOSTEARATESKIN CONDITIONING - EMOLLIENT, SURFACTANT - EMULSIFYING

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicals PubChem PUG REST EU Safety Gate cosmetic product alerts ECHA CHEM US EPA CompTox Cosmetic Ingredient Review safety assessments FDA Global Substance Registration System ILO/WHO International Chemical Safety Cards Japan NITE-CHRIP NIOSH Pocket Guide to Chemical Hazards OECD eChemPortal

How PEG-3 DIPALMITATE appears in the CosIng inventory

The CosIng inventory lists PEG-3 DIPALMITATE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

PEG-3 DIPALMITATE is also tagged with 1 cosmetic function in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

PEG-3 DIPALMITATE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, PEG-3 DIPALMITATE carries the following function designation(s):

SURFACTANT - EMULSIFYING

CAS 32628-06-1 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.

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Source note for PEG-3 DIPALMITATE

This page reproduces the CosIng inventory entry for PEG-3 DIPALMITATE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research PEG-3 DIPALMITATE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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