Synonyms: | 7-ETHYL-10-HYDROXYCAMPTOTHECIN,98%;7-Ethyl-10-hydroxycamptothecin;(S)-4,7-Diethyl-4,10-dihydroxy-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-3,14(4H,12H)-dione;4,7-Diethyl-10-hydroxycamptothecin;1H-Pyrano[3',4':6,7]indolizino[1,2-b]quinoline-3,14(4H,12H)-dione, 4,7-diethyl-4,10-dihydroxy-, (S)- (9CI);(S)?-4,?7-Diethyl-?4,?10-?dihydroxy-1H-?pyrano[3',?4':6,?7]?indolizino[1,?2-?b]?quinoline-?3,?14(4H,?12H)?-?dione;Camptothecin Impurity 7;12-Ethyl-9-hydroxycamptothecin |