Hydroxyethylethylenediaminetriacetic acid

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Hydroxyethylethylenediamine­triacetic acid
HEDTA.svg
Names
Preferred IUPAC name
2,2′,2′′,2′′′-(Ethane-1,2-diyldinitrilo)tetraacetic acid
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.005.237 Edit this at Wikidata
EC Number
  • 205-759-3
UNII
  • 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
  • C(CN(CC(=O)O)CC(=O)O)N(CCO)CC(=O)O
Properties
C10H18N2O7
Molar mass 278.261 g·mol−1
Hazards
GHS labelling:
GHS07: Exclamation mark
Warning
H315, H319, H335
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 [77 °F], 100 kPa).

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[edit]

  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.