| abstract |
A process for preparing a platinum green complex which comprises reacting a compound represented by the following general formula (I) with a compound selected from among uridine, thymidine, uracil, thymine, 2′-deoxyuridine, uridine-5′-monophosphate, 5-fluorouracil and 1,2-diaminocyclohexane in the presence of a silver salt and hydrogen peroxide in a solvent:n wherein X represents Cl or I; and Y is a group selected from among NH₃, C n H 2n+1 NH₂, NH₂-C m H 2m -NH₂ and 1,2-diaminocyclohexane, wherein n is an integer of 1 to 12 while m is an integer of 2 to 10. |