sodium chlorite; disodium hydrogenphosphate; 2-methyl-but-2-ene in water; tert-butyl alcohol 0.5 h; Ambient temperature;

n-butyllithium; diethyl ether T=-70°C; Behandeln des Reaktionsgemisches mit festem Kohlendioxid;

1: 1.) phosphorus oxychloride / 1.) RT, 30 min, 2.) 100 deg C, 2 h 2: 98 percent / sodium chlorite, dibasic sodium phosphate, 2-methyl-2-butene / 2-methyl-propan-2-ol; H2O / 0.5 h / Ambient temperature View Scheme

1: K2CO3 / dimethylformamide 2: CrO3; aq. H2SO4 / acetone View Scheme

potassium permanganate; water; acetone

potassium hydroxide anschliessend Erwaermen mit Dimethylsulfat;

1: 85 percent / nitric acid / 0.17 h / 0 °C 2: 95 percent / hydrogen / platinum oxide / 2 h / 2068.6 Torr 3: 78 percent / sodium hydroxide / toluene / 0 °C 4: 88 percent / sodium hydride / N,N-dimethyl-acetamide / 1.) RT, 12 h, 2.) 30 min 5: diisopropylamine, n-butyllithium / tetrahydrofuran; hexane / 1.) -78 deg C, 90 min, 2.) RT, 90 min 6: 28 percent / palladium-on-charcoal / xylene / 1 h / Heating View Scheme