5α-Androstan-3α,17β-diol, TMS
- Formula: C25H48O2Si2
- Molecular weight: 436.8184
- IUPAC Standard InChI: InChI=1S/C25H48O2Si2/c1-24-15-13-19(26-28(3,4)5)17-18(24)9-10-20-21-11-12-23(27-29(6,7)8)25(21,2)16-14-22(20)24/h18-23H,9-17H2,1-8H3/t18-,19+,20?,21?,22?,23-,24-,25-/m1/s1
- IUPAC Standard InChIKey: KBSHKNYEUGMMDQ-WGEPUJFSSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Androstane-3,17-diol, (3α,5α,17α)-, 2TMS derivative
- Androstane-3,17-diol, (3α,5α,17β)-, 2TMS derivative
- Androstane-3,17-diol, (3α,5β,17β)-, 2TMS derivative
- Androstane-3,17-diol, (3β,5α,17β)-, 2TMS derivative
- Androstane-3,17-diol, (3β,5β,17β)-, 2TMS derivative
- 5-β-Androstan-3-β,17-α-diol, TMS
- 5α-Androstane-3β,17β-diol,bis-TMS
- 5β-Androstane-3α,17β-diol,bis-TMS
- 5β-Androstane-3β,17β-diol,bis-TMS
- 5A-Androstane-3B,17A-diol, TMS
- Other names: 5α-Androstane-3α,17β-diol,bis-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 |
|---|---|---|---|---|---|
| Packed | OV-101 | 207. | 2554. | Berthou, Picart, et al., 1976 | Column length: 2.1 m |
| Capillary | OV-101 | 252. | 2574. | Berthou, Picart, et al., 1976 | Column length: 55. m; Column diameter: 0.37 mm |
| Capillary | OV-101 | 252. | 2575. | Berthou, Picart, et al., 1976 | Column length: 55. m; Column diameter: 0.37 mm |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SE-54 | 2560. | Schänzer and Donike, 1992 | 20. m/0.25 mm/0.33 μm, He, 5. K/min; Tstart: 180. C; Tend: 300. C |
| Capillary | SE-54 | 2557. | Schänzer and Donike, 1992 | 15. m/0.2 mm/0.33 μm, He, 5. K/min; Tstart: 180. C; Tend: 300. C |
| Packed | SE-30 | 2535. | Harvey, 1977 | N2, Gas Chrom Q, 2. K/min; Column length: 2.0 m; Tstart: 150. C; Tend: 290. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 2567. | Bowers and Borts, 1996 | 30. m/0.25 mm/0.1 μm, He; Program: 170C => 20C/min => 260C => 2.7C/min => 305C => 20C/min => 320C |
| Capillary | BPX-5 | 2569. | Bowers and Borts, 1996 | 30. m/0.22 mm/0.25 μm, He; Program: 170C => 20C/min => 260C => 2.7C/min => 305C => 20C/min => 320C |
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.
Berthou, Picart, et al., 1976
Berthou, F.; Picart, D.; Bardou, L.; Floch, H.H.,
Separation of C19 and C21 dihydroxysteroids by open-hole tubular glass columns and lipophilic gel chromatography,
J. Chromatogr., 1976, 118, 2, 135-155, https://doi.org/10.1016/S0021-9673(00)81203-0
. [all data]
Schänzer and Donike, 1992
Schänzer, W.; Donike, M.,
Metabolism of boldenone in man: gas chromatographic/mass spectrometric identification of urinary excreted metabolites and determination of excretion rates,
Biol. Mass Spectrom., 1992, 21, 1, 3-16, https://doi.org/10.1002/bms.1200210104
. [all data]
Harvey, 1977
Harvey, D.J.,
Allyldimethylsilyl ethers as derivatives for the characterization of steroids and cannabinoids by combined gas chromatography and mass spectrometry,
Biomed. Mass Spectrom., 1977, 4, 4, 265-274, https://doi.org/10.1002/bms.1200040414
. [all data]
Bowers and Borts, 1996
Bowers, L.D.; Borts, D.J.,
Separation and confirmation of anabolic steroids with quadrupole ion trap tandem mass spectrometry,
J. Chromatogr. B, 1996, 687, 1, 69-78, https://doi.org/10.1016/S0378-4347(96)00231-9
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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