9-Octadecenoic acid
- Formula: C18H34O2
- Molecular weight: 282.4614
- IUPAC Standard InChI: InChI=1S/C18H34O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h9-10H,2-8,11-17H2,1H3,(H,19,20)/b10-9+
- IUPAC Standard InChIKey: ZQPPMHVWECSIRJ-MDZDMXLPSA-N
- CAS Registry Number: 2027-47-6
- 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. - Species with the same structure:
- Stereoisomers:
- Other names: Elaidic acid; Oleic acid
- Information on this page:
- Other data available:
- Options:
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 |
|---|---|---|
| Active phase | HP-5 MS | HP-5 |
| Column length (m) | 30. | 60. |
| Carrier gas | Helium | He |
| Substrate | ||
| Column diameter (mm) | 0.25 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 |
| Tstart (C) | 70. | 30. |
| Tend (C) | 290. | 260. |
| Heat rate (K/min) | 5. | 2. |
| Initial hold (min) | 2. | |
| Final hold (min) | 10. | 28. |
| I | 2141. | 2143.9 |
| Reference | Radulovic, Blagojevic, et al., 2009 | Leffingwell and Alford, 2005 |
| Comment | 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.
Radulovic, Blagojevic, et al., 2009
Radulovic, N.S.; Blagojevic, P.D.; Palic, R.M.; Zlatkovic, B.K.; Stevanovic, B.M.,
Volatiles from vegetative organs of the paleoendemic resurrection plants Ramonda serbica Panc. and Ramonda nathaliae Panc. at Petrov,
J. Serb. Chem. Soc., 2009, 74, 1, 35-44, https://doi.org/10.2298/JSC0901035R
. [all data]
Leffingwell and Alford, 2005
Leffingwell, J.C.; Alford, E.D.,
Volatile constituents of Perique tobacco,
Electron. J. Environ. Agric. Food Chem., 2005, 4, 2, 899-915. [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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