PLATINUM COMPLEX

摘要

A platinum complex having the following formula (I) is disclosed, (I) wherein R1 and R2 may be the same or different and each independently represents a methyl group or an ethyl group, and the configuration of 1,2-diaminocyclohexane is either cis-, trans-1-, trans-d-, or trans-d1-. The compounds possess excellent antitumor activity with a high therapeutic index and abundant water solubility, and thus are effective as an antitumor agent.