ChemInform Abstract: EXPERIMENTAL CHEMICAL SHIFT CORRELATION MAPS FROM HETERONUCLEAR TWO-DIMENSIONAL NMR SPECTROSCOPY. 1. CARBON-13 AND PROTON CHEMICAL SHIFTS OF RAFFINOSE AND ITS SUBUNITS

1981 ◽  
Vol 12 (46) ◽  
Author(s):  
G. A. MORRIS ◽  
L. D. HALL
1982 ◽  
Vol 60 (19) ◽  
pp. 2431-2441 ◽  
Author(s):  
Gareth A. Morris ◽  
Laurance D. Hall

Double Fourier transform ("2D") nmr methods allow the simultaneous measurement of proton and carbon-13 chemical shifts for each directly bonded carbon–proton pair in a molecule. As well as greatly increasing the number of different resonances that may be distinguished in the spectra of complex systems, the measurement of correlated proton and carbon-13 shifts allows the otherwise inaccessible proton shifts to be determined, and facilitates the assignment of conventional proton and carbon-13 spectra. Results are presented for glucose, maltose, maltotriose, α-cyclodextrin, β-cyclodextrin, and dextran T-10; reassignments are proposed for the carbon-13 spectra of maltose and maltotriose.


1980 ◽  
Vol 58 (18) ◽  
pp. 1947-1956 ◽  
Author(s):  
Alex D. Bain ◽  
Russell A. Bell ◽  
Jeremy R. Everett ◽  
Donald W. Hughes

An alternative two-dimensional nmr pulse sequence, (90°–t1/2–90°–t1/2–FID),correlates the chemical shifts of coupled nuclei. The application of this technique to the solution of the complicated proton nmr spectra of oligoribonucleotides is discussed.


1982 ◽  
Vol 123 (1) ◽  
pp. 127-131 ◽  
Author(s):  
Nigel J. CLAYDEN ◽  
Fuyuhiko INAGAKI ◽  
Robert J. P. WILLIAMS ◽  
Gareth A. MORRIS ◽  
Kazuo TORI ◽  
...  

2012 ◽  
Vol 287 (22) ◽  
pp. 18201-18209 ◽  
Author(s):  
Kosuke Ohgo ◽  
Walter P. Niemczura ◽  
Brian C. Seacat ◽  
Steven G. Wise ◽  
Anthony S. Weiss ◽  
...  

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