Characterization and determination of benzalmalonitriles using infrared, nuclear magnetic resonance and mass spectrometry

1984 ◽  
Vol 83 (1-2) ◽  
pp. 27-38 ◽  
Author(s):  
Saad S. M. Hassan ◽  
J. M. Abdalla ◽  
N. E. Nashed
Keyword(s):  
Mass Spectrometry ◽  
Nuclear Magnetic Resonance ◽  
Magnetic Resonance ◽  
Nuclear Magnetic

scholarly journals Isocoproporphyrin: nuclear-magnetic-resonance- and mass-spectral methods for the determination of porphyrin structure

1973 ◽  
Vol 131 (2) ◽  
pp. 429-432 ◽  
Author(s):  
M. S. Stoll ◽  
G. H. Elder ◽  
D. E. Games ◽  
P. O'Hanlon ◽  
D. S. Millington ◽  
...  
Keyword(s):  
Mass Spectrometry ◽  
Nuclear Magnetic Resonance ◽  
Magnetic Resonance ◽  
Spectral Methods ◽  
Reductive Alkylation ◽  
New Techniques ◽  
Mass Spectral ◽  
Shift Reagents ◽  
Nuclear Magnetic

The use of ‘shift reagents’ in the determination of n.m.r. spectra, and of reductive alkylation in combination with g.l.c.–mass spectrometry, facilitates assignment of the order of substituents in porphyrins, and the application of these new techniques to isocoproporphyrin is described.

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