Process for obtaining water soluble derivatives of 20 (s) camptothecin as antitumor agents.

摘要

Process for obtaining water soluble derivatives of 20 (S) camptothecin as antitumor agents. # The present invention relates to a novel method of synthesis of a series of water soluble derivatives of camptothecin, acting as antitumor agents, with application in the field of the pharmaceutical industry as drugs to cure, alleviate or stop tumors or cancer, such as cervical cancer.