5α-Pregnane-3α,11β,20α-triol, TMSO-TMS
- Formula: C29H58O3Si3
- Molecular weight: 539.0255
- IUPAC Standard InChI: InChI=1S/C29H58O3Si3/c1-20(30-33(3,4)5)25-16-17-26-24-14-12-21-18-22(31-34(6,7)8)13-15-23(21)28(24)27(19-29(25,26)2)32-35(9,10)11/h20-28H,12-19H2,1-11H3/t20-,21+,22-,23?,24?,25-,26?,27+,28?,29-/m0/s1
- IUPAC Standard InChIKey: MGCSXZOEOJKYDJ-ZNTRDUKVSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: 5α-Pregnane-3α,11β,20α-triol, EO-TMS; 5α-Pregnane-3α,11β,20α-triol, MO-TMS
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- Other data available:
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Normal alkane RI, non-polar column, temperature ramp
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
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | SE-52 | SE-52 | SE-52 |
| Column length (m) | 19. | 19. | 19. |
| Carrier gas | Helium | Helium | Helium |
| Substrate | |||
| Column diameter (mm) | 0.40 | 0.40 | 0.40 |
| Phase thickness (μm) | |||
| Tstart (C) | 160. | 160. | 160. |
| Tend (C) | 260. | 260. | 260. |
| Heat rate (K/min) | 2. | 2. | 2. |
| Initial hold (min) | |||
| Final hold (min) | |||
| I | 2913. | 2918. | 2911. |
| Reference | Honour, Tourniaire, et al., 1978 | Honour, Tourniaire, et al., 1978 | Honour, Tourniaire, et al., 1978 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Honour, Tourniaire, et al., 1978
Honour, J.W.; Tourniaire, J.; Biglieri, E.G.; Shackleton, C.H.L.,
Urinary steroid excretion in 17alpha-hydroxylase deficiency,
J. Steroid Biochem., 1978, 9, 6, 495-505, https://doi.org/10.1016/0022-4731(78)90115-2
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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