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Ethanedioic Acid, Potassium Salt, Hydrate (2:1:2)

CAS: 6100-20-5 | C2H4KO5

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 6100-20-5
Molecular Formula: C2H4KO5
Molecular Weight: 147.147 g/mol

Names and Synonyms:

Ethanedioic Acid, Potassium Salt, Hydrate (2:1:2)
Potassium oxalate (KH3(C2O4)2) dihydrate
Potassium tetroxalate dihydrate
Potassium oxalate, dihydrate
Ethanedioic acid, potassium salt (2:1), dihydrate
Oxalic acid, potassium salt (2:1), dihydrate
Ethanedioic acid, potassium salt, hydrate (2:1:2)

Identifiers:

SMILES:
O.O=C(O)C(=O)O.[K]
InChI:
InChI=1S/C2H2O4.K.H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;1H2

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Physical Properties

Property Value Source
molecular_mass 147.15 g/mol Legacy Database
cas-canonical-smile [K].O=C(O)C(=O)O.O None Legacy Database
cas-inchi InChI=1S/C2H2O4.K.H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;1H2 None Legacy Database
cas-inchi-key InChIKey=RKKPSAKHSRTUBZ-UHFFFAOYSA-N None Legacy Database
cas-name Ethanedioic acid, potassium salt, hydrate (2:1:2) None Legacy Database
LogP -2.0499 RDKit

Molecular

Property Value Source
Molecular Weight 147.147 g/mol RDKit

Exact

Property Value Source
Exact Molecular Weight 146.96957990800001 g/mol RDKit

Heavy

Property Value Source
Heavy Atom Count 8 count RDKit

Hydrogen

Property Value Source
Hydrogen Bond Acceptors 2 count RDKit
Hydrogen Bond Donors 2 count RDKit

Rotatable

Property Value Source
Rotatable Bonds 0 count RDKit

Aromatic

Property Value Source
Aromatic Ring Count 0 count RDKit

Topological

Property Value Source
Topological Polar Surface Area 106.10000000000001 Ų RDKit

Molar

Property Value Source
Molar Refractivity 24.6394 RDKit

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