Efficient construction of highly functionalized endo′-selective spiro[pyrrolidin-2,3′-oxindoles] via a regioselective 1,3-dipolar cycloaddition reaction between 3-amino oxindoles as azomethine ylide precursors and nitroalkenes

Efficient construction of highly functionalized endo′-selective spiro[pyrrolidin-2,3′-oxindoles] via a regioselective 1,3-dipolar cycloaddition reaction between 3-amino oxindoles as azomethine ylide precursors and nitroalkenes

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Tetrahedron Letters - Volume 55, Issue 40, 1 October 2014, Pages 5434-5438

Hongbao Sun, Xiaoyan Wang, Yi chen, Liang Ouyang, Jie Liu, Yiwen Zhang,