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InventoryRef 9690625/04/2019

POLYPROPANEDIOL-8

Polypropanediol-8 is the polymer of Propanediol containing an average of 8 moles of propanediol.

POLYPROPANEDIOL-8 is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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.

Chemical identity and properties

PubChem 2D chemical structure for CAS 345260-48-2
CAS 345260-48-2PubChem CID 10442

1,3-Propanediol

1,3-propanediol is a metabolite found in or produced by Saccharomyces cerevisiae. Yeast Metabolome Database (YMDB)

IUPAC name
propane-1,3-diol
Molecular formula
C3H8O2
Molecular weight
76.09 g/mol
Exact mass
76.052429494 Da
XLogP3
-1.0
Topological polar surface area
40.5 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

504-63-2Trimethylene glycol1,3-Dihydroxypropane1,3-Propylene glycol2-Deoxyglycerol1,3-Propylenediolbeta-Propylene glycol2-(Hydroxymethyl)ethanol
16 more reported names
omega-Propanediol5965N8W85TCHEBI:16109RefChem:906914207-997-31,3-PROPANDIOL.beta.-Propylene glycolNSC 65426.omega.-PropanediolAI3-01851HOCH2CH2CH2OHHO(CH2)3OHEINECS 207-997-3BRN 0969155UNII-5965N8W85T3-hydroxypropanol
External database identifiers

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 POLYPROPANEDIOL-8

INCI name

POLYPROPANEDIOL-8

Description

Polypropanediol-8 is the polymer of Propanediol containing an average of 8 moles of propanediol.

Record provenance

Inventory reference
96906
Imported identity
POLYPROPANEDIOL-8
Source update
25/04/2019
European Commission CosIng source notes

Key data

EC
Restriction
Function
EMULSION STABILISING
Helping the process of emulsification and improving emulsion stability and shelf-life.
HUMECTANT
Retaining and/or preserving the moisture in a product during use.
SKIN CONDITIONING
Maintaining the skin in good condition.
VISCOSITY CONTROLLING
Increasing or decreasing the viscosity (thickness) of cosmetics.

Official EU ingredient-name evidence

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

Records sharing a CAS or EC identity

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How POLYPROPANEDIOL-8 appears in the CosIng inventory

The CosIng inventory lists POLYPROPANEDIOL-8 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.

POLYPROPANEDIOL-8 is also tagged with 4 cosmetic functions 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

POLYPROPANEDIOL-8 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, POLYPROPANEDIOL-8 carries the following function designation(s):

CAS 345260-48-2 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.

Use the INCI Checker to screen a full ingredient list across selected markets, or compare this substance across all supported market datasets.

Source note for POLYPROPANEDIOL-8

This page reproduces the CosIng inventory entry for POLYPROPANEDIOL-8 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 POLYPROPANEDIOL-8 and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

Tools & next steps

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