1: (4-bromo-phenyl)-acetic acid methyl ester With sodium hydride in tetrahydrofuran T=0°C; 0.5 h; 2: 1,5-dibromo-pentane in tetrahydrofuran T=20°C;

1: (1-phenylcyclohexyl)methanol With sodium chlorite; sodium dihydrogenphosphate; 1-MeAZADO(1+)*Cl(1-) in dichloromethane; water T=25°C; 10 h; 2: With 2-methyl-but-2-ene in dichloromethane; water 3: diazomethane With hydrogenchloride; sodium hydroxide Product distribution / selectivity; more than 3 stages;

hydrogenchloride 2 h; Heating;

in diethyl ether

methanol in hexane; benzene T=20°C; 0.166667 h;

1: 72 percent / 48percent aq. HBr / 96 h / Heating 2: 89 percent / HCl / 2 h / Heating View Scheme

1.1: thionyl chloride / 16 h / 20 °C 2.1: sodium hydride / tetrahydrofuran / 0.5 h / 0 °C 2.2: 20 °C View Scheme

lithium aluminium tetrahydride in tetrahydrofuran 3 h; Heating;