ruthenium trichloride; sodium periodate; water in tetrachloromethane; acetonitrile T=20°C; 48 h; Yield given. Title compound not separated from byproducts;

ruthenium trichloride; sodium periodate; water in tetrachloromethane; acetonitrile T=20°C; 48 h; Yield given. Title compound not separated from byproducts;