ruthenium trichloride; sodium periodate; sodium hydrogencarbonate in acetonitrile T=40 - 45°C; 68 h; Product distribution; Further Variations:Reagents;

1: 65 percent / ruthenium dioxide hydrate, 10percent aqueous NaIO4 / ethyl acetate / 0.25 h / Ambient temperature 2: 95 percent / trifluoroacetic acid / CH2Cl2 / 1 h / Ambient temperature View Scheme

trifluoroacetic acid in dichloromethane T=20°C; 1 h;

With  ruthenium(IV) oxide; sodium periodate in  ethyl acetate 0.25 h;  Ambient temperature;