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CAS 51981-21-6

CAS 51981-21-6 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 51981-21-6
CAS 51981-21-6PubChem CID 44630158

Tetrasodium Glutamate Diacetate

IUPAC name
tetrasodium;(2S)-2-[bis(carboxylatomethyl)amino]pentanedioate
Molecular formula
C9H9NNa4O8
Molecular weight
351.13 g/mol
Exact mass
350.99189337 Da
Topological polar surface area
164.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
9
Covalent units
5
Defined stereocentres
1

Also known as

UNII-5EHL50I4MY5EHL50I4MYTetrasodium N,N-Bis(carboxymethyl)-L-glutamateTetrasodium N,N-bis(carboxylatomethyl)-L-glutamateEINECS 257-573-7DISSOLVINE GLCHELEST CMG-40EC 257-573-7
16 more reported names
L-Glutamic acid, N,N-bis(carboxymethyl)-, sodium salt (1:4)L-Glutamic acid, N,N-bis(carboxymethyl)-, tetrasodium saltGLUTAMIC ACID N,N-DIACETIC ACID SODIUM SALTN,N-BIS(CARBOXYMETHYL)GLUTAMIC ACID TETRASODIUM SALTL-GLUTAMIC ACID-N,N-DI(ACETIC ACID) TETRASODIUM SALTRefChem:188887TETRASODIUM GLUTAMATE DIACETATE [INCI]N,N-Bis(carboxymethyl)-L-glutamic Acid Tetrasodium SaltN,N-bis-(Carboxymethyl)-L-glutamic Acid Tetrasodiumn Salt (40% in water)GLDAC9H9NNa4O8Sodium (S)-2-(bis(carboxylatomethyl)amino)pentanedioateN,N-BIS-(CARBOXYMETHYL)-L-GLUTAMIC ACID TETRASODIUMN SALTTETRASODIUM (2S)-2-[BIS(CARBOXYLATOMETHYL)AMINO]PENTANEDIOATEN,N-Bis(carboxymethyl)-L-glutamic acid tetrasodium salt (ca. 40% in Water)B2135
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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.

Records for CAS 51981-21-6

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How CAS 51981-21-6 is used on this site

CAS 51981-21-6 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 51981-21-6 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.