1: 100 percent / diethyl ether 2: 85 percent / sulfur tetrafluoride 3: 90 percent / potassium hydroxide / H2O; ethanol 4: 72 percent / tert-butyl hypoiodite / Irradiation 5: 40 percent / tetrahydrofuran View Scheme

1: 81 percent / hydrobromic acid, acetic anhydride / 24 h / Heating 2: 100 percent / diethyl ether 3: 85 percent / sulfur tetrafluoride 4: 90 percent / potassium hydroxide / H2O; ethanol 5: 72 percent / tert-butyl hypoiodite / Irradiation 6: 40 percent / tetrahydrofuran View Scheme

1: 60 percent / potassium hydroxide / H2O / 48 h / Heating 2: 81 percent / hydrobromic acid, acetic anhydride / 24 h / Heating 3: 100 percent / diethyl ether 4: 85 percent / sulfur tetrafluoride 5: 90 percent / potassium hydroxide / H2O; ethanol 6: 72 percent / tert-butyl hypoiodite / Irradiation 7: 40 percent / tetrahydrofuran View Scheme

1: 85 percent / sulfur tetrafluoride 2: 90 percent / potassium hydroxide / H2O; ethanol 3: 72 percent / tert-butyl hypoiodite / Irradiation 4: 40 percent / tetrahydrofuran View Scheme

1: 72 percent / tert-butyl hypoiodite / Irradiation 2: 40 percent / tetrahydrofuran View Scheme

in tetrahydrofuran

in tetrahydrofuran T=0°C; other 1,4-dihalobicyclo<2.2.1>heptanes; other reagent, other solvents; Product distributionMechanism;