in dichloromethane Ph3P=CHCO2Me was added to soln. Pt(IV) complex in CH2Cl2, react. mixt. was kept at room temp. for 3 h; solvent was evapd., residue was chromed. on silica using CH2Cl2/Et2O (9:1) as eluent; elem. anal.;

in dichloromethane Ph3P=CHCO2Me was added to soln. Pt(IV) complex in CH2Cl2, react. mixt. was kept at room temp. for 3 h; solvent was evapd., residue was chromed. on silica using CH2Cl2/Et2O (9:1) as eluent; elem. anal.;