β-Sitosterol
- Formula: C29H50O
- Molecular weight: 414.7067
- IUPAC Standard InChI: InChI=1S/C29H50O/c1-7-21(19(2)3)9-8-20(4)25-12-13-26-24-11-10-22-18-23(30)14-16-28(22,5)27(24)15-17-29(25,26)6/h10,19-21,23-27,30H,7-9,11-18H2,1-6H3/t20?,21?,23-,24?,25?,26?,27?,28?,29?/m1/s1
- IUPAC Standard InChIKey: KZJWDPNRJALLNS-YYRRVRNASA-N
- CAS Registry Number: 83-46-5
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: Stigmast-5-en-3-ol, (3β)-; Stigmast-5-en-3β-ol; α-Dihydrofucosterol; β-Sitosterin; Angelicin; Angelicin (steroid); Cinchol; Cupreol; Quebrachol; Rhamnol; Stigmasterol, 22,23-dihydro-; SKF 14463; 22,23-Dihydrostigmasterol; 24α-Ethylcholesterol; α-Phytosterol; Sitosterol; Harzol; Sito-Lande; Sitosterol, β; Triastonal; Δ5-Stigmasten-3β-ol; 5-Cholesten-24β-ethyl-3β-ol; (-)-β-Sitosterol; (24R)-Ethylcholest-5-en-3β-ol; (24R)-Stigmast-5-en-3β-ol; Azuprostat; Nimbosterol; NSC 18173; NSC 8096; Prostasal; Sitosterol (24β-ethylcholest-5-en-3β-ol); Phytosterol
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Normal alkane RI, non-polar column, custom temperature program
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 | Other |
|---|---|---|---|---|
| Active phase | OV-1 | OV-1, SE-30, Methyl silicone, SP-2100, OV-101, DB-1, etc. | Methyl Silicone | |
| Column length (m) | 15. | 50. | ||
| Carrier gas | He | Hydrogen | ||
| Substrate | ||||
| Column diameter (mm) | 0.317 | 0.32 | ||
| Phase thickness (μm) | ||||
| Program | not specified | 50C(4min) => 4C/min => 90C => 10C/min => 300C(10min) | not specified | not specified |
| I | 3220. | 3220. | 3193. | 3193. |
| Reference | El-Shazily, Hafez, et al., 2004 | El-Shazly and Hussein, 2004 | Waggott and Davies, 1984 | Ardrey and Moffat, 1981 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
El-Shazily, Hafez, et al., 2004
El-Shazily, A.M.; Hafez, S.S.; Wink, M.,
Comparative study of the essential oils and extracts of Achillea fragrantissima (Forssk.) Sch. Bip. and Achillea santolina L. (Asteraceae) from Egypt,
Pharmazie, 2004, 59, 226-230. [all data]
El-Shazly and Hussein, 2004
El-Shazly, A.M.; Hussein, K.T.,
Chemical analysis and biological activities of the essential oil of Teucrium leucocladum Boiss. (Lamiaceae),
Biochem. Syst. Ecol., 2004, 32, 7, 665-674, https://doi.org/10.1016/j.bse.2003.12.009
. [all data]
Waggott and Davies, 1984
Waggott, A.; Davies, I.W.,
Identification of organic pollutants using linear temperature programmed retention indices (LTPRIs) - Part II, 1984, retrieved from http://dwi.defra.gov.uk/research/completed-research/reports/dwi0383.pdf. [all data]
Ardrey and Moffat, 1981
Ardrey, R.E.; Moffat, A.C.,
Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phase,
J. Chromatogr., 1981, 220, 3, 195-252, https://doi.org/10.1016/S0021-9673(00)81925-1
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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