Synthesis and in vitro cytotoxicity of (RS)-20-desethyl-20-substituted camptothecin analogues

Synthesis and in vitro cytotoxicity of (RS)-20-desethyl-20-substituted camptothecin analogues Synthesis and antitumor activity of 7-substituted 20(RS)-camptothecin analogues Synthesis and in vitro cytotoxicity of C(20)(RS)-camptothecin analogues modified at both B (or A) and E ring Novel C-ring analogues of 20( S )-camptothecin. Part 3: synthesis and their in vitro cytotoxicity of A-, B- and C-ring analogues Plant antitumor agents. 25. Total synthesis and antileukemic activity of ring A substituted camptothecin analogs. Structure-activity correlations Synthesis and in vitro cytotoxicity of hexacyclic camptothecin analogues 7-Cycloalkylcamptothecin derivatives: Preparation and biological evaluation Experiments on the synthesis of dl-camptothecin. 4. Synthesis and antileukemic activity of dl-camptothecin analogues Plant antitumor agents. 18. Synthesis and biological activity of camptothecin analogs Design and one-pot synthesis of new 7-acyl camptothecin derivatives as potent cytotoxic agents