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2. Proton NMR spectrum constants 1H
2.1 Chemical displacements
Chemical shifts are expressed in ppm, as seen in 1.2 .
They can be given in several forms:
graphs ;
data tables ;
empirical formulas.
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Proton NMR spectrum constants 1H
Carbon NMR spectra constants 13C
Bibliography
References
Spectrum catalogs
IT tools
HNMR DataBase, CNMR DataBase (databases) and HNMR, CNMR (spectra calculation software). ADC 133.
Speclib (spectra library) and Spectool (characteristics of 1 H and 13 C NMR spectra by class of compound or type of structure).
C-13 NMR spectra on line computer program and data bank. STN International....
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