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Hydroxyethylethylenediaminetriacetic acid

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Hydroxyethylethylenediamine­triacetic acid
Names
IUPAC name N-(Carboxymethyl)-N-{2-ethyl}glycine
Systematic IUPAC name 2,2′-({2-ethyl}azanediyl)diacetic acid
Identifiers
CAS Number
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.005.237 Edit this at Wikidata
EC Number
  • 205-759-3
PubChem CID
UNII
CompTox Dashboard (EPA)
InChI
  • InChI=1S/C10H18N2O7/c13-4-3-11(5-8(14)15)1-2-12(6-9(16)17)7-10(18)19/h13H,1-7H2,(H,14,15)(H,16,17)(H,18,19)Key: URDCARMUOSMFFI-UHFFFAOYSA-N
SMILES
  • C(CN(CC(=O)O)CC(=O)O)N(CCO)CC(=O)O
Properties
Chemical formula C10H18N2O7
Molar mass 278.261 g·mol
Hazards
GHS labelling:
Pictograms GHS07: Exclamation mark
Signal word Warning
Hazard statements H315, H319, H335
Precautionary statements P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, P501
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references
Chemical compound

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.

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.
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