Enantioselective organocatalytic oxidation of ketimine
作者:Shinobu Takizawa、Kenta Kishi、Mohamed Ahmed Abozeid、Kenichi Murai、Hiromichi Fujioka、Hiroaki Sasai
DOI:10.1039/c5ob02042e
日期:——
with promoted the enantioselective organocatalytic oxidation of to afford oxaziridines bearing a tetrasubstituted carbon stereogenic center in high yields with up to 87% ee.
Catalytic [2+2] and [3+2] cycloaddition reactions of allenoates with cyclic ketimines
作者:Xiang-Yu Chen、Ruo-Chen Lin、Song Ye
DOI:10.1039/c2cc16055b
日期:——
Cyclic ketimines as electrophiles for [2+2] and [3+2] cycloaddition reactions of allenoates have been developed, affording functionalized sultam-fused azetidines and dihydropyrroles, respectively, in good yields with high regioselectivities.