Oxygen functionalization of cyclooctatetraene via singlet oxygenation: synthesis and transformations of anti-7,8-dioxatricyclo[4.2.2.02,5]deca-3,9-diene, the endoperoxide of the bicyclic valence tautomer of cyclooctatetraene
Oxygen functionalization of cyclooctatetraene via singlet oxygenation: synthesis and transformations of anti-7,8-dioxatricyclo[4.2.2.02,5]deca-3,9-diene, the endoperoxide of the bicyclic valence tautomer of cyclooctatetraene