L-Tryptophan, 3TMS derivative
- Formula: C20H36N2O2Si3
- Molecular weight: 420.7685
- IUPAC Standard InChI: InChI=1S/C20H36N2O2Si3/c1-25(2,3)21-18(20(23)24-27(7,8)9)14-16-15-22(26(4,5)6)19-13-11-10-12-17(16)19/h10-13,15,18,21H,14H2,1-9H3/t18-/m0/s1
- IUPAC Standard InChIKey: JRAGJGVCQZJQIM-SFHVURJKSA-N
- CAS Registry Number: 55429-28-2
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: L-Tryptophan, N,1-bis(trimethylsilyl)-, trimethylsilyl ester; L-Tryptophan, N,N'-trimethylsilyl-, trimethylsilyl ester; Trp, (N,N,O-tris-TMS); Tryptophan, N,N,O-triTMS; Trp, TMS; TRYPTOPHANE (N,N,O-TMS); TRYPTOPHAN,N,N,O-TMS
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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
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | SP-2100 | 210. | 2218.50 | Gajewski, Dizdaroglu, et al., 1982 | He; Column length: 12. m; Column diameter: 0.2 mm |
| Capillary | SE-54 | 190. | 2237.31 | Gajewski, Dizdaroglu, et al., 1982 | He; Column length: 12. m; Column diameter: 0.2 mm |
Kovats' RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SP-2100 | 2208.39 | Gajewski, Dizdaroglu, et al., 1982 | He, 6. K/min; Column length: 12. m; Column diameter: 0.2 mm; Tstart: 80. C; Tend: 250. C |
Kovats' RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-54 | 2235.62 | Gajewski, Dizdaroglu, et al., 1982 | He; Column length: 12. m; Column diameter: 0.2 mm; Program: 70C => 4C/min => 170C=8C/min => 250C |
Kovats' RI, polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | Carbowax 20M | 200. | 2548.52 | Gajewski, Dizdaroglu, et al., 1982 | He; Column length: 12. m; Column diameter: 0.2 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5MS | 2208.3 | Jonsson, Johansson, et al., 2005 | 10. m/0.18 mm/0.18 μm, 70. C @ 2. min, 40. K/min, 320. C @ 2. min |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | VF-5MS | 2214.5 | Tret'yakov, 2007 | 30. m/0.25 mm/0.25 μm, He; Program: Multi-step temperature program; T(initial)=60C; T(final)=270C |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Gajewski, Dizdaroglu, et al., 1982
Gajewski, E.; Dizdaroglu, M.; Simic, M.G.,
Kovats' Indices of Trimethylsilylated Amino Acids on Fused-Silica Capillary Columns,
J. Chromatogr., 1982, 249, 1, 41-55, https://doi.org/10.1016/S0021-9673(00)80231-9
. [all data]
Jonsson, Johansson, et al., 2005
Jonsson, P.; Johansson, A.I.; Gullberg, J.; Trygg, J.; Jiye, A.; Grung, B.; Marklund, S.; Sjöström, M.; Antti, H.; Moritz, T.,
High-throughput data analysis for detecting and identifying differences between samples in GC/MS-based metabolomic analyses,
Anal. Chem., 2005, 77, 17, 5635-5642, https://doi.org/10.1021/ac050601e
. [all data]
Tret'yakov, 2007
Tret'yakov, K.V.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2007. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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