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CAS No 139-89-9 , trisodium

  • Name: trisodium
  • Synonyms: Perma kleer 80; Trisodium HEDTA;2-[2-[bis(carboxylatomethyl)amino]ethyl-(2-hydroxyethyl)amino]
    acetate; Monaquest ica-120; Hamp-ol crystals;trisodium;Versen-ol; Versen-01; 139-89-9; Chemcolox 800;
  • CAS Registry Number:
  • Melting Point: 288 °C (dec.)(lit.)
  • Safety Statements: 26-36
  • Hazard Symbols: Xi: Irritant;
  • EINECS: 205-381-9
  • Molecular Weight: 344.204608
  • InchiKey: WHNXAQZPEBNFBC-UHFFFAOYSA-K
  • InChI: InChI=1S/C10H18N2O7.3Na/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);;;/q;3*+1/p-3
  • Risk Statements: 36/37/38
  • Molecular Formula: C10H15N2Na3O7
  • Molecular Structure:CAS No:139-89-9 trisodium

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References of trisodium
Title: Versenol? (Dow)
CAS Registry Number: 139-89-9
CAS Name: N-[2-[Bis(carboxymethyl)amino]ethyl]-N-(2-hydroxyethyl)glycine trisodium salt
Synonyms: N-(carboxymethyl)-N￠-(2-hydroxyethyl)-N,N￠-ethylenediglycine trisodium salt; N-hydroxyethylethylenediaminetriacetic acid trisodium salt; trisodium N-hydroxyethylethylenediaminetriacetate; HEDTA
Molecular Formula: C10H15N2Na3O7
Molecular Weight: 344.20
Percent Composition: C 34.89%, H 4.39%, N 8.14%, Na 20.04%, O 32.54%
Literature References: Prepn: Young, US 2811550 (1957 to Refined Prod.); Kroll, Dexter, US 2845457 (1958 to Geigy).
Use: As chelating agent for trivalent iron from pH 7 to pH 10. Forms strong 1:1 ferric chelates. The iron chelates formed will then chelate other heavy metal or alkaline earth ions.