SEARCH Articles Figures Tables 1.2.4- Triazine 4-oxides, ring contraction Cyclohexene oxidative ring contraction Dihydro-, oxidation ring contraction Oxide ring Pyran, dihydroallylic oxidation ring contraction Ring contraction oxidation of fluorouracil Ring contraction oxidation of phenols Ring contraction reactions oxidative rearrangements Stereoselective oxidative ring-contraction