Chiral Induction in Photochemical Reactions. 10. The Principle of Isoinversion: A Model of Stereoselection Developed from the Diastereoselectivity of the Paterno-Buechi Reaction

Article abstract of DOI:10.1021/ja00196a048

In the Paterno-Buechi reaction of the chiral phenylglyoxalates a-c with cyclic olefins 3-6, the diastereomeric oxetanes 3-6a-c and 3-6a'-c' are formed endo-phenyl selectively in high yields.The temperature dependence of the diastereoselectivity yields two