Surface photochemistry: steric modification of enone photocycloaddition by adsorption on silica gel
作者:Rajeev Farwaha、Paul de Mayo、Yock C. Toong
DOI:10.1039/c39830000739
日期:——
Photochemical cycloaddition of three alkenes to a steroidal enone adsorbed on silicagel is shown to be possible, and the stereochemistry of the addition is different from that in polar solvent such as methanol which is consistent with a hindered direction of approach to the absorbed steroid.