3A,17A,21-Trihydroxy-5B-pregnan-11,20-dione, MO TMS
- Formula: C32H62N2O5Si3
- Molecular weight: 639.1016
- IUPAC Standard InChI: InChI=1S/C32H62N2O5Si3/c1-30-18-16-24(38-41(8,9)10)20-23(30)14-15-25-26-17-19-32(39-42(11,12)13,28(34-36-4)22-37-40(5,6)7)31(26,2)21-27(29(25)30)33-35-3/h23-26,29H,14-22H2,1-13H3/t23-,24+,25?,26?,29?,30-,31-,32-/m1/s1
- IUPAC Standard InChIKey: GRUGCVVBQPMXKS-BCVDSYQDSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: 5β-Pregnane-3α, 17α, 21-triol-11, 20-dione (THE), MO TMS
- 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 |
|---|---|---|---|---|---|
| Capillary | SE-30 | 250. | 2978. | Luyten and Rutten, 1974 | He; Column length: 20. m; Column diameter: 0.25 mm |
| Capillary | OV-1 | 255. | 2982. | 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-1 | 2960. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 180. C |
| Capillary | OV-1 | 2977. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 220. C |
| Capillary | SE-30 | 2977. | Luyten and Rutten, 1974 | He, 1. K/min; Column length: 20. m; Column diameter: 0.25 mm; Tstart: 200. C |
| Packed | SE-30 | 2965. | 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 | 2983. | 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]
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
- 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.