Mass spectrometry of the 4,4-dimethyloxazoline derivatives of isomeric octadecenoates (monoenes)

European Journal of Lipid Science and Technology

Volumn 102, Issue 1, 2000, Pages 23-29

  Christie, W W ^a   Robertson, G W ^a   McRoberts, W C ^b   Hamilton, J T G ^b  

^a SCOTTISH CROP RESEARCH INSTITUTE   (United Kingdom)

^b AGRI FOOD AND BIOSCIENCES INSTITUTE   (United Kingdom)

Author keywords

4,4 dimethyloxazoline; Fatty acids; Mass spectrometry; Octadecenoates

Indexed keywords

EID: 0034366330     PISSN: 14387697     EISSN: None     Source Type: Journal    
DOI: 10.1002/(sici)1438-9312(200001)102:1<23::aid-ejlt23>3.0.co;2-r     Document Type: Article

References (15)

1. W. W. Christie: Structural analysis of fatty acids. In: Advances in Lipid Methodology - Four, Ed. W. W. Christie, Oily Press, Dundee (UK) 1997, pp. 119-169.
2. W. W. Christie: Gas chromatography-mass spectrometry methods for structural analysis of fatty acids. Lipids 33 (1998) 343-353.
3. V. Spitzer: Structure analysis of fatty acids by gas chromatography - low resolution electron impact mass spectrometry of their 4,4-dimethyloxazoline derivatives - a review. Prog. Lipid Res. 35 (1997) 387-408.
4. J. Y. Zhang, Q. T. Yu, B. N. Liu, Z. H. Huang: Chemical modification in mass spectrometry IV. 2-Alkenyl-4,4-dimethyloxazolines as derivatives for double bond location of long-chain olefinic acids. Biomed. Environ. Mass Spectrom. 15 (1988) 33-44.
5. 14 labeled isomers of octadecenoic acids. Lipids 20 (1985) 234-242.
6. L. Fay and U. Richli: Location of double bonds in polyunsaturated fatty acids by GC-MS after 4,4-dimethyloxazoline derivatization. J. Chromatogr. 541 (1991) 89-98.
7. W. W. Christie: Mass spectrometry of fatty acids with methylene-interrupted ene-yne systems. Chem. Phys. Lipids 94 (1998) 35-41.
8. W. W. Christie, E. Y. Brechany, R. T. Holman: Mass spectra of the picolinyl esters of isomeric mono- and dienoic fatty acids. Lipids 22 (1987) 224-228.
9. F. D. Gunstone, M. R. Pollard, C. M. Scrimgeour, H. S. Vedanayagam: Fatty acids. Part 50. 13C-nuclear magnetic resonance studies of olefinic fatty acids and esters. Chem. Phys. Lipids 18 (1977) 115-129.
10. M. Lamberto, R. G. Ackman: Positional isomerization of trans-3-hexadecenoic acid employing 2-amino-2-methyl-propanol as a derivatizing agent for double bond location by GC/MS. Anal. Biochem. 230 (1995) 224-228.
11. J. T. G. Hamilton, W. W. Christie: Mechanisms for ion formation during the electron impact-mass spectrometry of picolinyl ester and 4,4-dimethyloxazoline derivatives of fatty acids. Chem. Phys. Lipids, in press.
12. D. J. Harvey: Picolinyl esters as derivatives for the structural determination of long chain branched and unsaturated fatty acids. Biomed. Mass Spectrom. 9 (1982) 33-38.
13. F. D. Gunstone, I. A. Ismail, M. Lie Ken Jie: Fatty acids. Part 16. Thin layer and gas liquid chromatographic properties of the cis and trans methyl octadecenoates and of some acetylenic esters. Chem. Phys. Lipids 1 (1967) 376-385.
14. D. L. Luthria, H. Sprecher, 2-Alkenyl-4,4-dimethyloxazolines as derivatives for the structural elucidation of isomeric unsaturated fatty acids. Lipids 28 (1993) 561-564.
15. R. L. Wolff, W. W. Christie, F. Pédrono, A. M. Marpeau: Arachidonic, eicosapentaenoic and biosynthetically related fatty acids in the seed lipids from a primitive Gymnosperm. Agathis robusta. Lipids 34 (1999) 183-1097.