Ethylenediaminetetraacetic acid

• Formula: C₁₀H₁₆N₂O₈
• Molecular weight: 292.2426
• IUPAC Standard InChI: InChI=1S/C10H16N2O8/c13-7(14)3-11(4-8(15)16)1-2-12(5-9(17)18)6-10(19)20/h1-6H2,(H,13,14)(H,15,16)(H,17,18)(H,19,20) Copy

  
• IUPAC Standard InChIKey: KCXVZYZYPLLWCC-UHFFFAOYSA-N Copy
• CAS Registry Number: 60-00-4
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Edetic Acid; N,N'-1,2-Ethane diylbis-(N-(carboxymethyl)glycine); Diaminoethanetetra-acetic acid; Glycine, N,N'-1,2-ethanediylbis[N-(carboxymethyl)-; Acetic acid, (ethylenedinitrilo)tetra-; Acide ethylenediaminetetracetique; Celon A; Celon ATH; Cheelox; Cheelox BF acid; Chemcolox 340; Complexon II; 3,6-Diazaoctanedioic acid, 3,6-bis(carboxymethyl)-; Edathamil; Edta; Edta acid; Endrate; Ethylenediamine-N,N,N',N'-tetraacetic acid; Ethylenedinitrilotetraacetic acid; Hamp-ene acid; Havidote; Komplexon ii; Kyselina ethylendiamintetraoctova; Metaquest A; Nervanaid B acid; Nullapon B acid; Nullapon BF acid; Perma kleer 50 acid; Questex 4H; SEQ 100; Sequestrene AA; Sequestric acid; Sequestrol; Tetrine acid; Titriplex; Tricon bw; Trilon BW; Versene; Versene acid; Vinkeil 100; Warkeelate acid; (Ethylenedintrilo)tetraacetic acid; EDTA, free base; EDTA, free acid; Trilon BS; ([2-(Bis-carboxymethyl-amino)-ethyl]-carboxymethyl-amino)-acetic acid; Titriplex II; YD 30; Quastal Special; Acetic acid, 2,2',2'',2'''-(1,2-ethanediyldinitrilo)tetrakis-; Gluma Cleanser; EDTA (chelating agent); Chelest 3A; ICRF 185
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• Information on this page:
  • Condensed phase thermochemistry data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
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Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Vasilev, Borodin, et al., 1988
Vasilev, V.P.; Borodin, V.A.; Kopnyshev, S.B., Standard enthalpies of combustion and formation of iminodiacetic and ethylenediaminetetra-acetic acids, Russ. J. Phys. Chem. (Engl. Transl.), 1988, 62, 1156-1157. [all data]

Vasil'ev, Borodin, et al., 1991
Vasil'ev, V.P.; Borodin, V.A.; Kopnyshev, S.B., Calculation of the standard enthalpies of combustion and of formation of crystalline organic acids and complexones from the energy contributions of atomic groups, Russ. J. Phys. Chem. (Engl. Transl.), 1991, 65, 29-32. [all data]

Adams, Carson, et al., 1967
Adams, G.P.; Carson, A.S.; Laye, P.G., The heats of formation of ethylenediaminetetra-acetic acid and diethylenetriaminepenta-acetic acid, J. Chem. Soc. A, 1967, 1832-1833. [all data]

Notes

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• Symbols used in this document:
  

  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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