Orotic Acid, 3TMS derivative

• Formula: C₁₄H₂₈N₂O₄Si₃
• Molecular weight: 372.6396
• IUPAC Standard InChI: InChI=1S/C14H28N2O4Si3/c1-21(2,3)18-12-10-11(13(17)19-22(4,5)6)15-14(16-12)20-23(7,8)9/h10H,1-9H3 Copy

  
• IUPAC Standard InChIKey: QOXWEKWDMOZSFV-UHFFFAOYSA-N Copy
• CAS Registry Number: 31111-36-1
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: 4-Pyrimidinecarboxylic acid, 2,6-bis(trimethylsiloxy)-, trimethylsilyl ester; Orotic acid (3TMS); Orotic acid, tri-TMS; Trimethylsilyl 2,6-bis[(trimethylsilyl)oxy]-4-pyrimidinecarboxylate; Pyrimidin-6-carboxylic acid, 2,4-dihydroxy, tris-TMS; Orotic acid, TMS; Pyrimidin-6-carboxylic acid, 2,4-dihydroxy, TMS
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Options:
  • Switch to SI units

Mass spectrum (electron ionization)

Go To: Top, Gas Chromatography, References, Notes

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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

For Zoom

1.) Enter the desired X axis range (e.g., 100, 200)

2.) Check here for automatic Y scaling

3.) Press here to zoom

Additional Data

Gas Chromatography

Go To: Top, Mass spectrum (electron ionization), References, Notes

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

Kovats' RI, non-polar column, custom temperature program

View large format table.

Van Den Dool and Kratz RI, non-polar column, temperature ramp

View large format table.

Van Den Dool and Kratz RI, non-polar column, custom temperature program

View large format table.

Normal alkane RI, non-polar column, temperature ramp

View large format table.

References

Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, Notes

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

Yamaji, Kimura, et al., 1978
Yamaji, A.; Kimura, S.; Kawasaki, H.; Yuki, H., Gas chromatographic analysis of pyrimidine and purine bases by retention indices, Yakugaku Zasshi, 1978, 98, 1, 1536-1541. [all data]

Halket, Przyborowska, et al., 1999
Halket, J.N.; Przyborowska, A.; Stein, S.E.; Mallard, W.G.; Down, S.; Chalmers, R., Deconvolution gas chromatography / mass spectrometry of urinary organic acids - potential for pattern recognition and automated identification of metabolic disorders, Rapid Commun. Mass spectrom., 1999, 13, 4, 279-284, https://doi.org/10.1002/(SICI)1097-0231(19990228)13:4<279::AID-RCM478>3.0.CO;2-I . [all data]

Kimura, Yamamoto, et al., 1999
Kimura, M.; Yamamoto, T.; Yamaguchi, S., Automated metabolic profiling and interpretation of GC/MS data for organic acidemia screening: a personal computer-based system, Tohoku J. Exp. Med., 1999, 188, 4, 317-334, https://doi.org/10.1620/tjem.188.317 . [all data]

Hoffmann, Aramaki, et al., 1989
Hoffmann, G.; Aramaki, S.; Blum-Hoffmann, E.; Nyhan, W.L.; Sweetman, L., Quantitative analysis for organic acids in biological samples: batch isolation followed by gas chromatographic-mass spectrometric analysis, Clin. Chem., 1989, 35, 4, 587-595. [all data]

Tanaka, Hine, et al., 1980
Tanaka, K.; Hine, D.G.; West-Dull, A.; Lynn, T.B., Gas-chromatographic method of analysis for urinary organic acids. I. Retention indices of 155 metabolically important compounds, Clin. Chem., 1980, 26, 13, 1839-1846. [all data]

Butts, 1972
Butts, W.C., Two-Column Gas Chromatography of Trimethylsilyl Derivatives of Biochemically Significant Compounds, Anal. Biochemistry, 1972, 46, 1, 187-199, https://doi.org/10.1016/0003-2697(72)90411-3 . [all data]

Tsai, Oliphant, et al., 1985
Tsai, M.Y.; Oliphant, C.; Josephson, M.W., Identification of Metabolites Diagnostic for Organic Acidurias by Simultaneous Dual-Column Capillary Gas Chromatography, J. Chromatogr., 1985, 341, 1-10, https://doi.org/10.1016/S0378-4347(00)84004-9 . [all data]

Tanaka and Hine, 1982
Tanaka, K.; Hine, D.G., Compilation of Gas Chromatographic Retention Indices of 163 Metabolically Important Organic Acids, and Their Use in Detection of Patients with Organic Acidurias, J. Chromatogr., 1982, 239, 301-322, https://doi.org/10.1016/S0021-9673(00)81990-1 . [all data]

Butts, 1970
Butts, W.C., Gas chromatographic separation of trimethylsilyl (TMS)-nucleosides: TMS-methoxime derivatives of cytidine and deoxycytidine, J. Chromatogr. Sci., 1970, 8, 8, 474-476, https://doi.org/10.1093/chromsci/8.8.474 . [all data]

Lee, Yanamandra, et al., 2002
Lee, B.Y.; Yanamandra, K.; Thurmon, T.F., Quantitative estimation of organic analytes with a capillary column, Am. Clin. Lab., 2002, May, 30-34. [all data]

Notes

Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.