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31 P NMR spectroscopic investigation of exchange processes in two bifunctional aminophosphonates
Author(s) -
Boetzel R.,
Failla S.,
Finocchiaro P.,
Hägele G.
Publication year - 1995
Publication title -
magnetic resonance in chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.483
H-Index - 72
eISSN - 1097-458X
pISSN - 0749-1581
DOI - 10.1002/mrc.1260330403
Subject(s) - chemistry , bifunctional , arrhenius equation , amide , nuclear magnetic resonance spectroscopy , computational chemistry , carbon 13 nmr , rotation (mathematics) , carbon 13 nmr satellite , medicinal chemistry , activation energy , stereochemistry , organic chemistry , fluorine 19 nmr , catalysis , geometry , mathematics
Variable‐temperature 31 P NMR spectroscopy was used to extract Arrhenius and Eyring parameters of the hindered rotation about amide bonds in an acylated aminophosphonate. The results permit the differentiation between stepwise or concerted rotation.