| abstract |
Platinum (IV) complexes for oral administration represented by the structural formula where A-A is a symmetrical diamine that can chelate to platinum and is selected from the group consisting of ethylene diamine, t(+/-)-1,2-diaminocyclohexane, 2,2-dimethyl-1,3-propanediamine, cyclohexane-1,1-dimethaneamine and tetrahydro-4H-pyran-4,4-dimethaneamine; and R is propionyl, butyryl or valeryl. These complexes are useful in the treatment of cancer. |