Coprostane
- Formula: C27H48
- Molecular weight: 372.6700
- IUPAC Standard InChI: InChI=1S/C27H48/c1-19(2)9-8-10-20(3)23-14-15-24-22-13-12-21-11-6-7-17-26(21,4)25(22)16-18-27(23,24)5/h19-25H,6-18H2,1-5H3/t20?,21-,22?,23?,24?,25?,26?,27?/m1/s1
- IUPAC Standard InChIKey: XIIAYQZJNBULGD-RFRWEYAISA-N
- CAS Registry Number: 481-20-9
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: Cholestane, (5β)-; 5β-Cholestane; β-Cholestane; Pseudocholestane
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- 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 | Methyl Silicone | 250. | 2822. | Shlyakhov, 1984 | |
| Capillary | OV-101 | 250. | 2822. | Kimble, Maxwell, et al., 1974 | He; Column length: 23. m; Column diameter: 0.3 mm |
Normal alkane RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | OV-101 | 240. | 2786. | Krupcik, Rutten, et al., 1976 | Column length: 30. m; Column diameter: 0.25 mm |
| Capillary | OV-101 | 251. | 2804. | Krupcik, Rutten, et al., 1976 | Column length: 30. m; Column diameter: 0.25 mm |
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.
Shlyakhov, 1984
Shlyakhov, A.F.,
Gas chromatography in organic geochemistry, Nedra, Moscow, 1984, 221. [all data]
Kimble, Maxwell, et al., 1974
Kimble, B.J.; Maxwell, J.R.; Philp, R.P.; Eglinton, G.,
Identification of steranes and triterpanes in geolipid extracts by high-resolution gas chromatography and mass spectrometry,
Chem. Geol., 1974, 14, 3, 173-198, https://doi.org/10.1016/0009-2541(74)90127-2
. [all data]
Krupcik, Rutten, et al., 1976
Krupcik, J.; Rutten, G.A.F.M.; Rijks, J.A.,
The influence of temperature on the separation and characterization of steroids on non-polar glass capillary columns,
Chem. zvesti, 1976, 30, 4, 469-479. [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.