in dichloromethane dropwise addn. of a soln. of trans-(PtCl2(SMe2)2) in CH2Cl2 to a stirred suspn. of 3 equiv of (AuCC-t-Bu) in CH2Cl2, removing of volatile compds. of the mixt. (reduced pressure, after 3 h); drying (vac.);

in water byproducts: S(CH3)2, AgCl; shaking with an aq. suspension of Ag2O for 20 min;;

in water shaking with diethyl sulfide in water;;

in water shaking with diethyl sulfide in water;;

in water shaking with diethyl sulfide in water;;