T=900°C; P=0.011 - 0.017 Torr; 0.75 h; Pyrolysis;

lithium aluminium tetrahydride in tetrahydrofuran Inert atmosphereReflux;

lithium aluminium tetrahydride in tetrahydrofuran 2 h; Heating;

1: 97 percent / pyridinium toluene-p-sulphonate / CH2Cl2 / 5 h / Ambient temperature 2: 1.) NaOH, tetra-n-butylammonium hydroxide, 2.) pyridinium toluene-p-sulphonate / 1.) THF, H2O, 60 min, 2.) EtOH, 55 deg C, 24 h View Scheme

1: 97 percent / pyridinium toluene-p-sulphonate / CH2Cl2 / 5 h / Ambient temperature 2: 1.) NaOH, tetra-n-butylammonium hydroxide, 2.) pyridinium toluene-p-sulphonate / 1.) THF, H2O, 60 min, 2.) EtOH, 55 deg C, 24 h View Scheme

pyridinium p-toluenesulfonate in dichloromethane 5 h; Ambient temperature;