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InventoryRef 9485330/04/2018

PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE

Butanoic acid, 3-mercapto-, 1,1'-[2,2-bis[(3-mercapto-1-oxobutoxy)methyl]-1,3-propanediyl] ester

PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE 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 31775-89-0
CAS 31775-89-0PubChem CID 54576326

Karenz MT

IUPAC name
[3-(3-sulfanylbutanoyloxy)-2,2-bis(3-sulfanylbutanoyloxymethyl)propyl] 3-sulfanylbutanoate
Molecular formula
C21H36O8S4
Molecular weight
544.8 g/mol
Exact mass
544.12930280 Da
XLogP3
2.5
Topological polar surface area
109.0 Ų
Hydrogen-bond donors
4
Hydrogen-bond acceptors
12
Covalent units
1
Defined stereocentres
0

Also known as

RefChem:350354pentaerythritol tetrakis(3-mercaptobutyrate)Karenz MT PE12,2-Bis(((3-mercaptobutanoyl)oxy)methyl)propane-1,3-diyl bis(3-mercaptobutanoate)Butanoic acid, 3-amercapto-a, 1,a1'-a[2,a2-abis[(3-amercapto-a1-aoxobutoxy)amethyl]a-a1,a3-apropanediyl] esterButanoic acid, 3-mercapto-, 1,1'-[2,2-bis[(3-mercapto-1-oxobutoxy)methyl]-1,3-propanediyl] ester
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 PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE

INCI name

PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE

Description

Butanoic acid, 3-mercapto-, 1,1'-[2,2-bis[(3-mercapto-1-oxobutoxy)methyl]-1,3-propanediyl] ester

Record provenance

Inventory reference
94853
Imported identity
PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE
Source update
30/04/2018
European Commission CosIng source notes

Key data

EC
Restriction
Function
NAIL CONDITIONING
Improving and/or enhancing the cosmetic characteristics of the nail (moisturizing, increasing sheen, reducing brittleness and flaking, etc.).

Official EU ingredient-name evidence

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

Ingredients with overlapping formulation functions

Additional official and scientific sources

11 external databases to check this identity in

How PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE appears in the CosIng inventory

The CosIng inventory lists PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE 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.

PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE 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

PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE 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, PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE carries the following function designation(s):

CAS 31775-89-0 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 PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE

This page reproduces the CosIng inventory entry for PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE 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 PENTAERYTHRITYL TETRAMERCAPTOBUTYRATE 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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