Dynamic NMR study of the mechanisms of double, triple, and quadruple proton and deuteron transfer in cyclic hydrogen bonded solids of pyrazole derivatives.
Klein O, Aguilar-Parrilla F, Lopez JM, Jagerovic N, Elguero J, Limbach HH.
Klein O, et al. Among authors: limbach hh.
J Am Chem Soc. 2004 Sep 22;126(37):11718-32. doi: 10.1021/ja0493650.
J Am Chem Soc. 2004.
PMID: 15366920
In this mechanism, each reaction step involves the concerted transfer of two hydrons, giving rise to primary kinetic HH/HD/DD isotope effects, whereas the nontransferred hydrons only contribute small secondary effects, which are not resolved experimentally. ...In a prelimi …
In this mechanism, each reaction step involves the concerted transfer of two hydrons, giving rise to primary kinetic HH/HD/DD isotope …