Chemistry:Hydroxyethylethylenediaminetriacetic acid

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Hydroxyethylethylenediamine­triacetic acid
HEDTA.svg
Names
IUPAC name
N-(Carboxymethyl)-N-{2-[N-(2-hydroxyethyl)glycino]ethyl}glycine
Systematic IUPAC name
2,2′-({2-[(2-Hydroxyethyl)(carboxymethyl)amino]ethyl}azanediyl)diacetic acid
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
EC Number
  • 205-759-3
UNII
Properties
C10H18N2O7
Molar mass 278.261 g·mol−1
Hazards
GHS pictograms GHS07: Harmful
GHS Signal word Warning
H315, H319, H335
P261, P264, P271, P280, P302+352, P304+340, P305+351+338, P312, P321, P332+313, P337+313, P362, P403+233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Hydroxyethylethylenediaminetriacetic acid also known as HEDTA is a tricarboxylic acid and amine. It is a hexadentate ligand. It can chelate or form salts with many metals.[1]

References

  1. Chaberek, S.; Martell, Arthur E. (March 1955). "Interaction of Divalent Metal Ions with N-Hydroxyethylethylenediaminetriacetic Acid". Journal of the American Chemical Society 77 (6): 1477–1480. doi:10.1021/ja01611a022.