What other records share CAS 67-43-6?

CAS 67-43-6 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 3648715/10/2010

PENTETIC ACID

N-Carboxymethyliminobis(ethylenenitrilo)tetra(acetic acid)

PENTETIC ACID is linked to 1 EU annex record on this page.

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Regulatory evidence by market

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Market	Evidence status	Records	Source language
European Union	Evidence linked Prohibited entry found Open this evidence	1	English and EU languages
Great Britain	Source mapped Official source mapped; ingredient rule not imported	0	English
Canada	Source mapped Official source mapped; ingredient rule not imported	0	English and French
New Zealand	Source mapped Official source mapped; ingredient rule not imported	0	English
ASEAN	Source mapped Official source mapped; ingredient rule not imported	0	English and national languages
China	Source mapped Official source mapped; ingredient rule not imported	0	Chinese with selected English material
Japan	Source mapped Official source mapped; ingredient rule not imported	0	Japanese; official English translation available
South Korea	Source mapped Official source mapped; ingredient rule not imported	0	Korean with some English names
United States	Source mapped Official source mapped; ingredient rule not imported	0	English
Australia	Source mapped Official source mapped; ingredient rule not imported	0	English
Brazil	Source mapped Official source mapped; ingredient rule not imported	0	Portuguese with INCI crosswalks
India	Source mapped Official source mapped; ingredient rule not imported	0	English and Hindi
Saudi Arabia	Evidence linked Prohibited Open this evidence	1	Arabic and English

Chemical identity and properties

PubChem 2D chemical structure for CAS 67-43-6

CAS 67-43-6PubChem CID 3053

Diethylenetriaminepentaacetic acid

Pentetic acid is a pentacarboxylic acid. It has a role as a copper chelator. It is a conjugate acid of a pentetate(1-). — ChEBI

IUPAC name: 2-[bis[2-[bis(carboxymethyl)amino]ethyl]amino]acetic acid

Molecular formula: C14H23N3O10
Molecular weight: 393.35 g/mol
Exact mass: 393.13834394 Da
XLogP3: -8.5
Topological polar surface area: 196.0 Å²
Hydrogen-bond donors: 5
Hydrogen-bond acceptors: 13
Covalent units: 1
Defined stereocentres: 0

Also known as

Pentetic acidDTPADetapacDetarexTitriplex VMonaquest CAIPerma kleerDabeersen 503

16 more reported names

CHEL 330 acidPenthanilPenthamilChel DTPADissolvine DPentacarboxymethyldiethylenetriamineDiethylenetriamine Pentaacetic AcidAcido penteticoAcide pentetique(Diethylenetrinitrilo)pentaacetic acidDiethylenetriamine-N,N,N',N'',N''-pentaacetic acidPentaindAcidum penteticumDTP-A1,1,4,7,7-Diethylenetriaminepentaacetic acidGlycine, N,N-bis(2-(bis(carboxymethyl)amino)ethyl)-

Open full PubChem record PubChem annotations 3D structure image

External database identifiers

ChEBI:CHEBI:35739
ChEMBL:CHEMBL780
EPA DTXSID:DTXSID2023434
PubMed:24047113
PubMed:23073590
PubMed:23063854
PubMed:23015126
PubMed:23007687
PubMed:23007610
PubMed:23001305
PubMed:22975238
PubMed:22951173
PubMed:22919017
PubMed:22912733
PubMed:22893970

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Inventory details for PENTETIC ACID

INCI name

PENTETIC ACID

INN name

pentetic acid

Description

N-Carboxymethyliminobis(ethylenenitrilo)tetra(acetic acid)

Record provenance

Inventory reference: 36487
Imported identity: PENTETIC ACID
Source update: 15/10/2010

European Commission CosIng source notes

Annex records for PENTETIC ACID

Annex II Shared CAS number

Entry 1720

N-carboxymethyliminobis(ethylenenitrilo)tetra(acetic acid); Pentetic Acid (INCI)

CAS: 67-43-6

EC: 200-652-8

Key data

CAS

67-43-6

200-652-8

Restriction

—

Function

CHELATING: Forming complexes with metal ions which could affect the stability and/or appearance of cosmetics.

Official EU ingredient-name evidence

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

#20435 · PENTETIC ACID

Ingredients with overlapping formulation functions

PENTASODIUM AMINOTRIMETHYLENE PHOSPHONATECHELATING

PENTASODIUM ETHYLENEDIAMINE TETRAMETHYLENE PHOSPHONATECHELATING, VISCOSITY CONTROLLING

PENTASODIUM PENTETATECHELATING

PENTASODIUM TRIPHOSPHATEBUFFERING, CHELATING

PHOSPHONOBUTANETRICARBOXYLIC ACIDANTICORROSIVE, BUFFERING, CHELATING

PHOSPHORUS PENTOXIDEBUFFERING, CHELATING

PHYTIC ACIDCHELATING

POLYACRYLATE-39BINDING, CHELATING

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 PENTETIC ACID appears in the CosIng inventory

The CosIng inventory lists PENTETIC ACID as a cosmetic ingredient and this page links it to 1 annex record. The inventory entry captures names and identifiers, while the annex record shows where the substance is prohibited, restricted or positively listed in EU cosmetics law.

PENTETIC ACID 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

PENTETIC ACID appears in the EU CosIng inventory and has linked annex records. Check the annex records above for applicable restrictions, concentration limits and conditions of use. Annex II listing means prohibited; Annex III means restricted; Annexes IV, V and VI mean permitted under specified conditions.

According to the EU CosIng inventory, PENTETIC ACID carries the following function designation(s):

CHELATING

CAS 67-43-6 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 PENTETIC ACID

This page combines the CosIng inventory entry for PENTETIC ACID with 1 linked Annex II–VI record from the local dataset built from public European Commission cosmetic ingredient materials.

Use this inventory page to research PENTETIC ACID 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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