Carbon-13 and nitrogen-15 nuclear magnetic resonance and infrared spectroscopic investigations of pyridine adsorbed on silica-gel surfaces

Author(s):  
Thomas Bernstein ◽  
Leonid Kitaev ◽  
Dieter Michel ◽  
Harry Pfeifer ◽  
Peter Fink
2010 ◽  
Vol 133 (17) ◽  
pp. 174509 ◽  
Author(s):  
João L. Figueirinhas ◽  
Gabriel Feio ◽  
Carlos Cruz ◽  
Matthias Lehmann ◽  
Christiane Köhn ◽  
...  

1974 ◽  
Vol 29 (9-10) ◽  
pp. 619-624 ◽  
Author(s):  
Gerhard Hägele ◽  
Jens Richter ◽  
Michael Peach

Reaction of 1,2,5-trifluorbenzene with sodiummethylmercaptide yields difluorothioanisol. 60 and 220 MHz proton- and 56 MHz fluorine-resonance-spectroscopy established the structure of 2,5-difluorothioanisol. Methods and results of ABCXY-spectralanalysis are discussed together with the NMR parameters obtained.


1973 ◽  
Vol 95 (13) ◽  
pp. 4429-4431 ◽  
Author(s):  
N. A. Matwiyoff ◽  
P. J. Vergamini ◽  
T. E. Needham ◽  
C. T. Gregg ◽  
J. A. Volpe ◽  
...  

2021 ◽  
Author(s):  
Johannes Neuhaus ◽  
Erik von Harbou ◽  
Hans Hasse

Lithium bis(fluorosulfonyl) imide (LiFSI) is an interesting electrolyte for lithium ion batteries and valeronitrile is a good solvent for LiFSI as it forms complexes with the Li+-ions. In the present work, this complexation was studied by optical spectroscopy (Raman and IR), as well as by nuclear magnetic resonance (NMR) spectroscopy. Based on these spectrocopic information a chemical model for the complexation was developed and the equilibrium constants for the formation of the different species that were considered are reported.


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