1: With dimethyl sulfoxide; trifluoroacetic anhydride in dichloromethane T=-60°C; 0.833333 h; Inert atmosphere; 2: With triethylamine in dichloromethane T=-60 - 20°C; 1.5 h; Inert atmosphere; 3: With hydrogenchloride; water in dichloromethane T=20°C; Inert atmosphere;

jones reagent in acetone T=-30°C;

1: 52 percent / 30percent H2O2, sodium hydroxide / diethyl ether; H2O / 1.5 h / 10 - 25 °C 2: 50 percent / chromium trioxide, sulphuric acid / acetone; H2O / 1.) 5 deg C, 2 h, 2.) room temperature, 2 h View Scheme

water Irradiation.unter UV-Licht;

1: 90 percent / pyridinium dichromate, pyridinium trifluoroacetate / CH2Cl2 / 6 h / Ambient temperature 2: 70 percent / NaOH (aq.), 30 percent H2O2 / diethyl ether / 0.67 h / 10 - 25 °C 3: 95 percent / Jones reagent / acetone / -30 °C View Scheme

manganese tetrakis(N-methyl-2-pyridyl)porphyrin selective electrooxidation of olefins; other olefins;

lt;tetrakis(sulfonatomesityl)porphyrinategt;iron(III) (3-) bulk electrolysis at Eappl = +1.00 V vs Ag-AgCl, buffer solution pH 5.0;

1: 83 percent / tri-n-butyltin hydride / tetrahydrofuran; benzene / 0.5 h / Ambient temperature 2: chromium trioxide, sulphuric acid / acetone; H2O / 1.) 5 deg C, 2 h, 2.) room temperature, 2 h View Scheme

1.1: N-bromosuccinmide; water / acetone / 20 °C / Inert atmosphere 2.1: dihydrogen peroxide; acetic acid / dichloromethane / 20 °C / Inert atmosphere 3.1: 2,2'-azo-bisisobutyronitrile; tri-n-butyl-tin hydride / toluene / 80 °C / Inert atmosphere 4.1: dimethyl sulfoxide; trifluoroacetic anhydride / dichloromethane / 0.83 h / -60 °C / Inert atmosphere 4.2: 1.5 h / -60 - 20 °C / Inert atmosphere 4.3: 20 °C / Inert atmosphere View Scheme

1.1: dihydrogen peroxide; acetic acid / dichloromethane / 20 °C / Inert atmosphere 2.1: 2,2'-azo-bisisobutyronitrile; tri-n-butyl-tin hydride / toluene / 80 °C / Inert atmosphere 3.1: dimethyl sulfoxide; trifluoroacetic anhydride / dichloromethane / 0.83 h / -60 °C / Inert atmosphere 3.2: 1.5 h / -60 - 20 °C / Inert atmosphere 3.3: 20 °C / Inert atmosphere View Scheme