Synonyms: | (R)-(-)-Camptothecin;(R)-(-)-Camptothecine;(R)-4-Ethyl-4-hydroxy-1H-pyrano[3’,4’:6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione;(R)-Camptothecin;20R-Camptothecin;(4R)-4β-Ethyl-4-hydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione;Camptothecin Impurity 6;Irinotecan Impurity 42 |