1,3,7,9-Tetramethyluric acid

• Formula: C₉H₁₂N₄O₃
• Molecular weight: 224.2166
• IUPAC Standard InChI: InChI=1S/C9H12N4O3/c1-10-5-6(11(2)8(10)15)12(3)9(16)13(4)7(5)14/h1-4H3 Copy

  
• IUPAC Standard InChIKey: QGDOQULISIQFHQ-UHFFFAOYSA-N Copy
• CAS Registry Number: 2309-49-1
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Tetramethyl uric acid; 1H-Purine-2,6,8(3H)-trione, 7,9-dihydro-1,3,7,9-tetramethyl-; Ba 2750; Temorine; Temurin; Uric acid, 1,3,7,9-tetramethyl-; Uric acid, methylated, # 1
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• Information on this page:
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Normal alkane RI, non-polar column, temperature ramp

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References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Slifkin and Allison, 1967
Slifkin, M.A.; Allison, A.C., Measurement of ionization potentials from contact charge transfer spectra, Nature, 1967, 215, 949. [all data]

Lifschitz, Bergmann, et al., 1967
Lifschitz, C.; Bergmann, E.D.; Pullman, B., The ionization potentials of biological purines and pyrimidines, Tetrahedron Lett., 1967, 4583. [all data]

Pinkston, Spiteller, et al., 1981
Pinkston, D.; Spiteller, G.; von Henning, H.; Matthaei, D., High-resolution gas chromatography-mass spectrometry of the methyl esters of organic acids from uremic hemofiltrates, J. Chromatogr., 1981, 223, 1, 1-19, https://doi.org/10.1016/S0378-4347(00)80063-8 . [all data]

Spiteller and Spiteller, 1979
Spiteller, M.; Spiteller, G., Trennung und charakterisierung saurer harnbest and- teile, J. Chromatogr., 1979, 164, 3, 253-317, https://doi.org/10.1016/S0378-4347(00)81232-3 . [all data]

Notes

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• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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