 Muhammet Uyanik, Takeshi Yasui, Kazuaki Ishihara* The IIIs have it: The rational design of a conformationally flexible C2-symmetric iodosylarene catalyst based on secondary n–σ* or hydrogen-bonding interactions as a chiral catalyst for the enantioselective Kita oxidative spirolactonization is described. Mes=mesityl (2,4,6-trimethylphenyl). Online veröffentlicht, DOI: 10.1002/anie.200907352 |