ruthenium(IV) oxide; sodium periodate; sodium hydrogencarbonate in water; ethyl acetate 1 h;

1: 80 percent / tin(IV) chloride / 1,2-dichloro-ethane / 2.5 h / 50 °C 2: 90 percent / sodium methoxide (1N); / methanol / 1 h / Ambient temperature 3: 80 percent / 4A molecular sieve / acetic acid / 1 h / 90 °C 4: 50 percent / sodium m-periodate, sodium hydrogen carbonate, ruthenium dioxide / H2O; ethyl acetate / 1 h View Scheme

1: 80 percent / 4A molecular sieve / acetic acid / 1 h / 90 °C 2: 50 percent / sodium m-periodate, sodium hydrogen carbonate, ruthenium dioxide / H2O; ethyl acetate / 1 h View Scheme

1: 90 percent / sodium methoxide (1N); / methanol / 1 h / Ambient temperature 2: 80 percent / 4A molecular sieve / acetic acid / 1 h / 90 °C 3: 50 percent / sodium m-periodate, sodium hydrogen carbonate, ruthenium dioxide / H2O; ethyl acetate / 1 h View Scheme