lead(IV) acetate; potassium hydroxide 1) benzene, 5 h, reflux, 2) aq. MeOH; Yield given. Multistep reaction. Further byproducts given. Yields of byproduct given;

1: 1) lead tetraacetate, 2) 2percent KOH / 1) benzene, 5 h, reflux, 2) aq. MeOH 2: 2percent KOH / methanol; H2O View Scheme

lead(IV) acetate in benzene 5 h; Heating; Yield given. Further byproducts given. Yields of byproduct given;

lead(IV) acetate in benzene 5 h; Heating; Yield given. Further byproducts given. Yields of byproduct given;

lead(IV) acetate; potassium hydroxide 1) benzene, 5 h, reflux, 2) aq. MeOH; Yield given. Multistep reaction. Further byproducts given. Yields of byproduct given;

lead(IV) acetate in benzene T=4°C; 5 h; Heatinginvestigation of the reaction of 3β-acetoxybisnorchol-5-enic acid with lead tetraacetate in various solvents and time; Product distributionMechanism;

1: 98 percent / BH3*DMS / tetrahydrofuran / 20 °C 2: 75 percent / pyridinium chlorochromate; 3 Angstroem molecular sieves / CH2Cl2 / 20 °C View Scheme

Erwaermen des Reaktionsprod. mit meth. Kalilauge unter Stickstoff und Behandeln der danach isolierten Saeure mit Blei(IV)-acetat in Essigsaeure;

1: SOCl2 / CH2Cl2 / 20 h / Ambient temperature 2: LiAlH<OC(CH3)3>3 / tetrahydrofuran / 1 h / -65 °C 3: 185 mg / pyridine / 20 h 4: 22 mg / dimethylsulfoxide / 240 h / 55 °C 5: 7 mg / 5percent aq. KOH / methanol / 0.5 h / Heating View Scheme

3: KOH / methanol; diethyl ether / 0.5 h / Ambient temperature 4: diethyl ether / 0.17 h / 0 °C / Irradiation 5: ethanol / 2.5 h / 80 °C 6: pyridine / 22 h / 4 °C 7: NaHCO3 / benzene / 18 h / 56 °C 8: 50 percent / SeO2, t-BuOOH / CH2Cl2 / 0.67 h / Ambient temperature 9: 0.25 h / 55 °C 10: KOH / methanol; diethyl ether / 1 h / 15 °C 11: KOH / methanol / 0.5 h / 60 °C View Scheme