Building Blocks; Chiral Molecules; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
(4S)-4,9-Bis(acetyloxy)-10-[(acetyloxy)methyl]-4-ethyl-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione is an intermediate in the synthesis of Camptothecin analogs for the inhibition of topoisomerase I and antitumor activity.