Cas no 17572-97-3 (Tripotassium hydrogen ethylenediaminetetraacetate)

Tripotassium hydrogen ethylenediaminetetraacetate (K?HEDTA) is a water-soluble chelating agent derived from ethylenediaminetetraacetic acid (EDTA). It exhibits strong affinity for divalent and trivalent metal ions, making it effective in sequestering and stabilizing metal cations in aqueous solutions. This compound is particularly useful in analytical chemistry, industrial processes, and biochemical applications where precise metal ion control is required. Its high solubility and stability under varying pH conditions enhance its utility in buffer systems and as a decalcifying agent. K?HEDTA is also employed in pharmaceuticals and agriculture for its ability to mitigate metal-induced degradation and improve formulation efficacy.
Tripotassium hydrogen ethylenediaminetetraacetate structure
17572-97-3 structure
Product Name:Tripotassium hydrogen ethylenediaminetetraacetate
CAS No:17572-97-3
MF:C10H13K3N2O8
MW:406.513725996017
MDL:MFCD00013304
CID:50798
PubChem ID:62717
Update Time:2025-05-27

Tripotassium hydrogen ethylenediaminetetraacetate Chemical and Physical Properties

Names and Identifiers

    • Tripotassium hydrogen ethylenediaminetetraacetate
    • Ethylenediaminetetraacetic acid tripotassium salt
    • Ethylenediamine-N,N,N',N'-tetraacetic acid tripotassium salt
    • Tripotassium ethylenediaminetetraacetate
    • (ETHYLENEDINITRILO)TETRAACETIC ACID TRIPOTASSIUM SALT
    • Edetate tripotassium
    • EDTA-3K
    • Ethylenediamine-N,N,N',N'-tetraacetic Acid Tripotassium Salt Dihydrate (3K)
    • tripotassium,2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate
    • 3K(EDTA?3K)
    • EDTA tripotassium salt
    • EINECS 241-543-5
    • ethylenediaminetetraacetic acid tetrapotassium salt
    • Potassium 2,2'-((2-((carboxylatomethyl)(carboxymethyl)amino)ethyl)azanediyl)diacetate
    • potassium EDTA
    • potassium ethylenediaminetetraacetate
    • Sequestrene 50K3
    • Tripotassium EDTA
    • 3K(EdtaK)
    • EDTA.K.2H2O
    • EDTA, TRI K
    • tripotassium
    • EDTA K3-SALT
    • VERSENE K3-SALT
    • Tripotassium hydroge
    • sequestrene50k3
    • tripotassiumedta
    • Tripotassiumhydrogenethylenediaminetetraacetate
    • D95659
    • AKOS022179144
    • Ethylenediaminetetraacetic acid, tripotassium salt
    • N,N'-1,2-Ethanediylbis(N-(carboxymethyl)glycine), tripotassium salt
    • potassium 2,2'-(2-((carboxylatomethyl)(carboxymethyl)amino)ethylazanediyl)diacetate
    • Glycine, N,N'-1,2-ethanediylbis[N-(carboxymethyl)-, potassium salt (1:3)
    • NS00078195
    • tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate
    • DTXSID8058324
    • Potassium 2,2'-((2-((carboxylatomethyl)(carboxymethyl)-amino)ethyl)azanediyl)diacetate
    • MFCD00013304
    • 17572-97-3
    • UNII-KIA5203U1H
    • tripotassium ethylenediaminetetraacetic acid salt
    • DB-044230
    • AS-80553
    • KIA5203U1H
    • EDTA, tripotassium salt
    • Acetic acid, (ethylenedinitrilo)tetra-, tripotassium salt
    • EC 241-543-5
    • Glycine, N,N'-1,2-ethanediylbis(N-(carboxymethyl)-, potassium salt (1:3)
    • Glycine, N,N'-1,2-ethanediylbis(N-(carboxymethyl)-, tripotassium salt
    • Q27282267
    • MDL: MFCD00013304
    • Inchi: 1S/C10H16N2O8.3K/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);;;/q;3*+1/p-3
    • InChI Key: FYZXEMANQYHCFX-UHFFFAOYSA-K
    • SMILES: [K+].[K+].[K+].OC(CN(CC(=O)[O-])CCN(CC(=O)[O-])CC(=O)[O-])=O

Computed Properties

  • Exact Mass: 405.95800
  • Monoisotopic Mass: 405.958
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 10
  • Heavy Atom Count: 23
  • Rotatable Bond Count: 11
  • Complexity: 351
  • Covalently-Bonded Unit Count: 4
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Surface Charge: 0
  • Tautomer Count: nothing
  • XLogP3: nothing
  • Topological Polar Surface Area: 164A^2

Experimental Properties

  • Color/Form: crystal
  • Melting Point: >300 C
  • Boiling Point: 614.2°Cat760mmHg
  • Flash Point: 325.2°C
  • Water Partition Coefficient: dissolution
  • PSA: 164.17000
  • LogP: -6.07530
  • Solubility: Soluble in water

Tripotassium hydrogen ethylenediaminetetraacetate Security Information

  • WGK Germany:3
  • Hazard Category Code: 36/37/38
  • Safety Instruction: S26; S36/37
  • Hazardous Material Identification: Xi
  • TSCA:Yes
  • Risk Phrases:R36/37/38

Tripotassium hydrogen ethylenediaminetetraacetate Customs Data

  • HS CODE:29224985

Tripotassium hydrogen ethylenediaminetetraacetate Pricemore >>

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