# EDTA Tripotassium Salt Dihydrate (CAS 65501-24-8)

CAS: 65501-24-8
PubChem CID: 2733162
InChIKey: MAPFUJCWRWFQIY-UHFFFAOYSA-K
Wikidata: Q72474719
Molecular formula: C₁₀H₁₇K₃N₂O₁₀
Molar mass: 442.54 g/mol
IUPAC: tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate;dihydrate
SMILES: C(CN(CC(=O)[O-])CC(=O)[O-])N(CC(=O)O)CC(=O)[O-].O.O.[K+].[K+].[K+]
InChI: InChI=1S/C10H16N2O8.3K.2H2O/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);;;;2*1H2/q;3*+1;;/p-3
PSA: 166 A^2
Hydrogen bond donors: 3
Hydrogen bond acceptors: 12
Rotatable bonds: 8
Heavy atoms: 25
3D structure: 42 atoms, 36 bonds

## About the compound

EDTA Tripotassium Salt Dihydrate (CAS 65501-24-8) is a chemical compound registered under CAS number 65501-24-8. Molecular formula: C₁₀H₁₇K₃N₂O₁₀. Molar mass: 442.54 g/mol. The full systematic IUPAC name is: tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate;dihydrate. The molecule contains 42 atoms connected by 36 chemical bonds. 
Chemical data comes from the PubChem (NIH), ChEMBL (EBI) and NIST WebBook databases. GHS statement translations comply with the CLP Regulation (EC 1272/2008). Interactive 3D model and 2D skeleton available at: https://molgod.org/molekula/65501-24-8/


## Synonyms

  - Edta tripotassium salt dihydrate
  - RefChem:1084049
  - DTXCID00320811
  - 65501-24-8
  - Ethylenediaminetetraacetic acid tripotassium salt dihydrate
  - Potassium 2,2'-((2-((carboxylatomethyl)(carboxymethyl)amino)ethyl)azanediyl)diacetate dihydrate
  - C10H17K3N2O10
  - MFCD00149672
  - Tripotassium EDTA Dihydrate
  - Tripotassium ethylenediaminetetraacetate dihydrate
  - tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate;dihydrate
  - EDTA dihydrate tripotassium

## Available in the shop

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Product: EDTA Tripotassium Salt Dihydrate (CAS 65501-24-8) — Xilong Scientific
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## Data sources

  - PubChem CID 2733162: https://pubchem.ncbi.nlm.nih.gov/compound/2733162
  - Wikidata: https://www.wikidata.org/wiki/Q72474719
  - NIST WebBook: https://webbook.nist.gov/cgi/cbook.cgi?ID=65501-24-8
  - ChEMBL: https://www.ebi.ac.uk/chembl/g/#search_results/all/query=65501-24-8

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Last updated: 2026-09-02
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