Ephedrine
- Formula: C10H15NO
- Molecular weight: 165.2322
- IUPAC Standard InChIKey: KWGRBVOPPLSCSI-PSASIEDQSA-N
- CAS Registry Number: 299-42-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Stereoisomers:
- Other names: (-)-Ephedrine; L-Ephedrine; Efedrin; Ephedrin; Benzenemethanol, α-[1-(methylamino)ethyl]-, [R-(R*,S*)]-; α-Hydroxy-β-methylamino propylbenzene; (-)-α-(1-Methylaminoethyl)benzyl alcohol; i-Sedrin; l-α-(1-Methylaminoethyl)benzyl alcohol; l-2-Methylamino-1-phenylpropanol; Ephedrine, l-(-)-; Ephedrital; Ephedrol; Ephedrosan; Ephedrotal; Ephedsol; Ephendronal; Ephoxamin; Fedrin; Kratedyn; Lexofedrin; Manadrin; Mandrin; Nasol; Norephedrine, N-methyl-; Sanedrine; Vencipon; Zephrol; 1-Hydroxy-2-methylamino-1-phenylpropane, (1R,2S)-; 1-Phenyl-2-methylaminopropanol, (1R,2S)-; Biophedrin; Eciphin; Ephedral; Ephedremal; 1(R),2(S)-erythro-(-)-Ephedrine; (-)-(1R,2S)-Ephedrine; (-)-erythro-Ephedrine; Ephedrine l form; l-α-[1-(Methylamino)ethyl]benzenemethanol; l-Erythro-2-(methylamino)-1-phenylpropan-1-ol; 2-(Methylamino)-1-phenyl-1-propanol, (1R,2S)-; Benzenemethanol, α-((1S)-1-(methylamino)ethyl)-, (αR)-; NSC 170951; NSC 8971
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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 | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | OV-101 | BP-1 | BP-1 | BP-1 | BP-1 |
Column length (m) | 50. | 12. | 12. | 12. | 12. |
Carrier gas | He | He | He | He | He |
Substrate | |||||
Column diameter (mm) | 0.24 | 0.22 | 0.22 | 0.22 | 0.22 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | |
Program | not specified | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | not specified |
I | 1350. | 1346. | 1346. | 1350. | 1350. |
Reference | Zenkevich and Malamakhov, 1987 | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | BP-1 | BP-1 | BP-1 | BP-1 | BP-1 |
Column length (m) | 12. | 12. | 12. | 12. | 12. |
Carrier gas | He | He | He | He | He |
Substrate | |||||
Column diameter (mm) | 0.22 | 0.22 | 0.22 | 0.22 | 0.22 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Program | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) |
I | 1348. | 1350. | 1351. | 1352. | 1357. |
Reference | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 | Stowell and Wilson, 1985 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Packed | Other | Capillary |
---|---|---|---|---|---|
Active phase | BP-1 | CP Sil 5 CB | SE-30 | Methyl Silicone | Apieson L / KOH |
Column length (m) | 12. | 25. | |||
Carrier gas | He | Helium | |||
Substrate | |||||
Column diameter (mm) | 0.22 | 0.32 | |||
Phase thickness (μm) | 0.25 | 0.48 | |||
Program | 120 0X 8 0C/min -> 270 0C 25 0C/min -> 300 0C (5 min) | 60 0C (2.5 min) 30 0C/min -> 190 0C 7 0C/min -> 295 9C (7 min) | not specified | not specified | not specified |
I | 1358. | 1363. | 1355. | 1363. | 1366. |
Reference | Stowell and Wilson, 1985 | Bogusz, Wijsbeek, et al., 1983 | Bogusz, Wijsbeek, et al., 1983 | Ardrey and Moffat, 1981 | Caddy, Fish, et al., 1973 |
Comment | MSDC-RI | 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.
Zenkevich and Malamakhov, 1987
Zenkevich, I.G.; Malamakhov, A.C.,
Evaluation of Molecular Weights of Organic Compounds based on Retention Parameters at Chromato-Spectral Analysys. Additional Criterion of Molecular Ions' Identification,
Vestn. St. Petersb. Univ. Ser. 4: Fiz. Khim, 1987, 2, 101-106. [all data]
Stowell and Wilson, 1985
Stowell, A.; Wilson, L.,
Use of retention indices in drug screening by capillary gas chromatography, Rep. # CD 2362, Department of Scientific and Industrial Reseach, Chemistry Division, Lower Hutt, NZ, 1985, 32. [all data]
Bogusz, Wijsbeek, et al., 1983
Bogusz, M.; Wijsbeek, J.; Franke, J.P.; de Zeeuw, R.A.,
Applicability of capillary gas chromatography to systematic toxicological analysis: occurence of concentration-dependent retention behavior,
J. Analyt. Toxicol., 1983, 7, 4, 188-192, https://doi.org/10.1093/jat/7.4.188
. [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]
Caddy, Fish, et al., 1973
Caddy, B.; Fish, F.; Scott, D.,
Chromatographic screening for drugs of abuse using capillary columds. II. Peak identification on support coated open tubular columns for a series of central nervous system stimulating drugs,
Chromatographia, 1973, 6, 7, 293-300, https://doi.org/10.1007/BF02269329
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
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