PPh3 in tetrahydrofuran PPh3 in THF was added under N2 at room temp. to a stirred suspn. of Pt/Mo complex in THF; stirring and refluxing for 3 h; evapn., washing with hexane, recrystn. from CH2Cl2/hexane; elem. anal.;

PPh3; CO in tetrahydrofuran PPh3 in THF was added dropwise under CO at room temp. to a stirred suspn. of Pt/Mo complex in THF; stirring for 5.3 h; concn., filtration, washing with THF; elem. anal.;