1: 66 percent / NaHCO3 / diethyl ether / 2 h / 20 °C 2: 49 percent / silver hyponitrite / CH2Cl2; diethyl ether / 1 h / 0 °C 3: 89 percent / trifluoroacetic acid / CH2Cl2 / 24 h / 0 °C View Scheme

1: 23 percent / silver hyponitrite / CH2Cl2 2: 92 percent / aq. KOH / methanol; tetrahydrofuran / 4 h / 0 - 20 °C View Scheme

1: 93 percent / SOCl2 / 3 h / Heating 2: 66 percent / NaHCO3 / diethyl ether / 2 h / 20 °C 3: 49 percent / silver hyponitrite / CH2Cl2; diethyl ether / 1 h / 0 °C 4: 89 percent / trifluoroacetic acid / CH2Cl2 / 24 h / 0 °C View Scheme

1: 49 percent / silver hyponitrite / CH2Cl2; diethyl ether / 1 h / 0 °C 2: 89 percent / trifluoroacetic acid / CH2Cl2 / 24 h / 0 °C View Scheme

oxygen in water-d2 T=37°C; half-life at pH 6.5 - 8; other reagents, solvent; Product distribution;

oxygen in water-d2 T=37°C; half-life at pH 6.5 - 8; other reagents, solvent; Product distribution;