2-Ketoisocaproic acid oxime, bis(trimethylsilyl)- deriv.
- Formula: C12H27NO3Si2
- Molecular weight: 289.5187
- IUPAC Standard InChI: InChI=1S/C12H27NO3Si2/c1-10(2)9-11(13-16-18(6,7)8)12(14)15-17(3,4)5/h10H,9H2,1-8H3
- IUPAC Standard InChIKey: RBTBRFPPEAKNKU-UHFFFAOYSA-N
- CAS Registry Number: 51621-80-8
- 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: Trimethylsilyl 4-methyl-2-([(trimethylsilyl)oxy]imino)pentanoate; 2-Ketoisocaproic acid, oxime, bis-TMS; 2-Ketoisocaproic acid, oxime, di-TMS; 2-Oxopentanoic acid, 4-methyl, oxime, bis-TMS; Oximated 2-keto-isocaproic acid, diTMS
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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
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Additional Data
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| Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | John Halket,Royal Holloway, University of London, UK |
| NIST MS number | 332264 |
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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1291. | Kimura, Yamamoto, et al., 1999 | 30. m/0.25 mm/1. μm, He, 100. C @ 4. min, 4. K/min, 290. C @ 10. min |
| Capillary | OV-1 | 1298. | Lefevere, Verhaeghe, et al., 1989 | 10. m/0.22 mm/0.17 μm, He, 5. K/min; Tstart: 70. C; Tend: 270. C |
| Capillary | SE-52 | 1297. | Lefevere, Verhaeghe, et al., 1989 | 25. m/0.32 mm/0.52 μm, He, 5. K/min; Tstart: 70. C; Tend: 270. C |
| Capillary | CP Sil 5 CB | 1289. | Wurth, Kumps, et al., 1989 | N2, 60. C @ 0.5 min, 6. K/min, 280. C @ 5. min |
| Packed | OV-1 | 1289. | Tanaka, Hine, et al., 1980 | N2, 100-120 mesh, 70. C @ 0.5 min, 28. K/min; Column length: 1.8 m; Tend: 290. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 1286. | Tsai, Oliphant, et al., 1985 | He; Program: not specified |
| Packed | OV-101 | 1289. | Tanaka and Hine, 1982 | Program: not specified |
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.
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]
Lefevere, Verhaeghe, et al., 1989
Lefevere, M.F.; Verhaeghe, B.J.; Declerck, D.H.; Van Bocxlaer, J.F.; De Leenheer, A.P.; De Sagher, R.M.,
Metabolic Profiling of Urinary Organic Acids by Single and Multicolumn Capillary Gas Chromatography,
J. Chromatogr. Sci., 1989, 27, 1, 23-29, https://doi.org/10.1093/chromsci/27.1.23
. [all data]
Wurth, Kumps, et al., 1989
Wurth, C.; Kumps, A.; Mardens, Y.,
Urinary organic acids: Retention indices on two capillary gas chromatography columns,
J. Chromatogr., 1989, 491, 186-192, https://doi.org/10.1016/S0378-4347(00)82831-5
. [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]
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]
Notes
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References
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