3A,21-Dihydroxy-5B-pregnan-11,20-dione, MO TMS
- Formula: C29H54N2O4Si2
- Molecular weight: 550.9211
- IUPAC Standard InChI: InChI=1S/C29H54N2O4Si2/c1-28-16-15-21(35-37(8,9)10)17-20(28)11-12-22-23-13-14-24(26(31-33-4)19-34-36(5,6)7)29(23,2)18-25(27(22)28)30-32-3/h20-24,27H,11-19H2,1-10H3/t20-,21-,22?,23?,24?,27?,28+,29+/m0/s1
- IUPAC Standard InChIKey: DQHCAIQGKVDNTB-SPVFIYBWSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 5B-Pregnan-3A,21-diol-11,20-dione, MO TMS; 5β-Pregnane-3α, 21-diol-11, 20-dione (THA), MO 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 | OV-1 | 255. | 2991. | Luyten and Rutten, 1974 | He; Column length: 20. m; Column diameter: 0.25 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Packed | OV-101 | 2990. | Hurter and van Ree, 1979 | Gas-Chrom P (80-100 mesh), 1. K/min; Column length: 3.6 m; Tstart: 180. C |
| Packed | SE-30 | 2978. | Hurter and van Ree, 1979 | Gas-Chrom P (80-100 mesh), 1. K/min; Column length: 3.6 m; Tstart: 180. C |
| Packed | OV-1 | 2971. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 180. C |
| Capillary | OV-1 | 2989. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 220. C |
| Capillary | SE-30 | 2988. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 200. C |
| Packed | SE-30 | 2979. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 180. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | BP-1 | 3002. | Hähnel, Wilkinson, et al., 1985 | He; Column length: 25. m; Column diameter: 0.3 mm; Program: 40C (1min) => 20C/min => 200C => 2C/min => 300C (11min) |
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.
Luyten and Rutten, 1974
Luyten, J.A.; Rutten, G.A.F.M.,
Analysis of Steroids by High-Resolution Gas-Liquid Chromatography. II. Application to Urinary Samples,
J. Chromatogr., 1974, 91, 393-406, https://doi.org/10.1016/S0021-9673(01)97918-X
. [all data]
Hurter and van Ree, 1979
Hurter, P.; van Ree, T.,
Programmed-Temperature Gas Chromatography on Mixed Phases. Separation of Steroid Derivatives on Binary Mixtures,
J. Chromatogr., 1979, 169, 93-100, https://doi.org/10.1016/0021-9673(75)85034-5
. [all data]
Hähnel, Wilkinson, et al., 1985
Hähnel, E.; Wilkinson, S.P.; Hähnel, R.,
Urinary steroid profiles in pregnancy by capillary column gas chromatography,
Clin. Chim. Acta, 1985, 151, 3, 259-271, https://doi.org/10.1016/0009-8981(85)90089-0
. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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