5-β-Pregnan-3-β,20-α-diol, TMS
- Formula: C27H52O2Si2
- Molecular weight: 464.8716
- IUPAC Standard InChIKey: PSZRAFDARWUCMW-JOPQZIHYSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Pregnane-3,20-diol, (3α,5β,20S)-, 2TMS derivative
- 5-β-Pregnan-3-α,20-α-diol, TMS
- Allo-pregnanediol, MO TMS
- 5-α-Pregnan-3-α,20-α-diol, TMS
- 5-α-Pregnan-3-β,20-α-diol, TMS
- 5-α-Pregnan-3-α,20-β-diol, TMS
- 5-α-Pregnan-3-β,20-β-diol, TMS
- 5-β-Pregnan-3-α,20-β-diol, TMS
- 5-β-Pregnan-3-β,20-β-diol, TMS
- 5-α-Pregnan-3-β,20-α-diol, MeTMS
- 5-β-Pregnan-3-β,20-α-diol, MeTMS
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Gas Chromatography
Go To: Top, 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, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | OV-101 | 207. | 2757. | Berthou, Picart, et al., 1976 | Column length: 2.1 m |
Capillary | OV-101 | 252. | 2780. | Berthou, Picart, et al., 1976 | Column length: 55. m; Column diameter: 0.37 mm |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 2750. | Meng and Sjövall, 1997 | 25. m/0.32 mm/0.25 μm; Program: 60 0C 30 K/min -> 210 0C (1.5 min) 2.5 K/min -> 320 0C (20 min) |
Capillary | Polydimethyl siloxane | 2782. | Vandenheuvel, 1975 | Program: not specified |
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]
Meng and Sjövall, 1997
Meng, L.-J.; Sjövall, J.,
Method for combined analysis of profiles of conjugated progesterone metabolites and bile acids in serum and urine of pregnant women,
J. Chromatogr. B, 1997, 688, 1, 11-26, https://doi.org/10.1016/S0378-4347(97)88051-6
. [all data]
Vandenheuvel, 1975
Vandenheuvel, F.A.,
Gas-liquid chromatographic studies of reactions and structural relationships of steroids,
J. Chromatogr., 1975, 103, 1, 113-134, https://doi.org/10.1016/S0021-9673(00)83806-6
. [all data]
Notes
Go To: Top, 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.