Chemistry:Oxamic acid

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Oxamic acid
Oxamic acid.svg
Ball And Stick Model Of Oxamic Acid.png
Ball and stick model of oxamic acid
Names
Preferred IUPAC name
Oxamic acid[1]
Other names
Amino(oxo)acetic acid[1]
2-Amino-2-oxoacetic acid
2-oxoglycine
Aminooxoacetic acid
Oxalamic acid
Oxamidic acid
2-Amino-2-oxoethanoic acid
Identifiers
3D model (JSmol)
ChemSpider
UNII
Properties
NH
2
C(O)COOH
Molar mass 89.050 g·mol−1
Appearance White solid
Melting point 209 °C[2]
Soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Oxamic acid is an organic compound with the formula NH
2
C(O)COOH
. It is a white, water-soluble solid. It is the monoamide of oxalic acid.[3] Oxamic acid inhibits lactate dehydrogenase A.[4] The active site of lactate dehydrogenase (LDH) is closed off once oxamic acid attaches to the LDH-NADH complex, effectively inhibiting it.[5]

Oxamic acid also has applications in polymer chemistry. It increases the water solubility of certain polymers, including polyester, epoxide, and acrylic upon binding with them.[6]

See also

  • Oxamate, the conjugate base of oxamic acid

References

  1. 1.0 1.1 Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book). Cambridge: The Royal Society of Chemistry. 2014. p. 415. doi:10.1039/9781849733069-FP001. ISBN 978-0-85404-182-4. 
  2. CRC Handbook of Chemistry and Physics (92nd ed.). Boca Raton, FL: CRC Press. 2011. p. 3.430. ISBN 978-1-4398-5511-9. https://archive.org/details/crchandbookofche00davi. 
  3. "Oxamic acid". PubChem. National Center for Biotechnology Information, U.S. National Library of Medicine. https://pubchem.ncbi.nlm.nih.gov/compound/oxamic_acid#section=Depositor-Supplied-Synonyms. 
  4. "Synergistic anti-cancer effect of phenformin and oxamate". PLOS ONE 9 (1): e85576. 2014. doi:10.1371/journal.pone.0085576. PMID 24465604. 
  5. Raczyńska, Ewa D.; Hallmann, Małgorzata; Duczmal, Kinga (March 2011). "Quantum-chemical studies of amide–iminol tautomerism for inhibitor of lactate dehydrogenase: Oxamic acid". Computational and Theoretical Chemistry 964 (1–3): 310–317. doi:10.1016/j.comptc.2011.01.017. ISSN 2210-271X. 
  6. Zarzyka-Niemiec, Iwona (2008-10-05). "Hydroxyalkylation of oxamic acid with propylene carbonate: Synthesis, composition, and properties of products". Journal of Applied Polymer Science 110 (1): 66–75. doi:10.1002/app.28609. ISSN 0021-8995.