7-Cycloalkylcamptothecin derivatives: Preparation and biological evaluation

7-Cycloalkylcamptothecin derivatives: Preparation and biological evaluation Semi-synthesis and biological activity of γ-lactones analogs of camptothecin Synthesis and antitumor activity of the hexacyclic camptothecin derivatives Suzuki coupling based synthesis and in vitro cytotoxic evaluation of 7-heteroaryl-substituted camptothecin analogs Design and one-pot synthesis of new 7-acyl camptothecin derivatives as potent cytotoxic agents Design and synthesis of new 7-(N-substituted-methyl)-camptothecin derivatives as potent cytotoxic agents Design, synthesis and potent cytotoxic activity of novel 7-( N -[(substituted-sulfonyl)piperazinyl]-methyl)-camptothecin derivatives Synthesis and antitumor activity of biotinylated camptothecin derivatives as potent cytotoxic agents Novel 7-Substituted Camptothecins with Potent Antitumor Activity Synthesis and antitumor activity of 7-substituted 20(RS)-camptothecin analogues