Biomimetic modeling of the abstraction of H3' by ribonucleotide reductases. 1,5-Hydrogen atom transfer of H3 to aminyl and oxyl, but not thlyl, free radicals in homoribofuranose derivatives

Article abstract of DOI:10.1016/S0040-4020(99)00238-0

Generation of 6-oxyl radicals from homoribofuranose (5-deoxy-D-ribo- hexofuranose) 6-O-nitre esters with Bu₃SnD/AIBN/benzene/Δ resulted in abstraction of H3 by a [1,5]-hydrogen atom shift. Transfer of ²H from the stannane to · C3 eff