Novel 20 (S) -sulfonylamidine derivatives of camptothecin and methods of using the derivatives as potent anticancer agents

摘要

The present invention relates to novel 20-sulfonylamidine derivatives of camptothecin (1), methods for synthesizing such derivatives, and use of such derivatives as anticancer agents for the treatment of nasopharyngeal cancer, lung cancer, breast cancer or prostate cancer, for example. About.