N-Desbenzoyl-N-tert-butoxycarbonyl-N,O-isopropylidene-6,7-dehydro Paclitaxel

Chemical Name: N-Desbenzoyl-N-tert-butoxycarbonyl-N,O-isopropylidene-6,7-dehydro Taxol; 3,​5-​Oxazolidinedicarboxy​lic acid, 2,​2-​dimethyl-​4-​phenyl-​, 5-​[(2aR,​4aR,​6R,​9S,​11S,​12S,​12aR,​12bS)​-​6,​12b-​bis(acetyloxy)​-​12-​(benzoyloxy)​-​2a,​4a,​5,​6,​9,​10,​11,​12,​12a,​12b-​decahydro-​11-​hydroxy-​4a,​8,​13,​13-​tetramethyl-​5-​oxo-​7,​11-​methano-​1H-​cyclodeca[3,​4]​benz[1,​2-​b]​oxet-​9-​yl] 3-​(1,​1-​dimethylethyl) ester, (4R,​5R)​-​rel-; 3-(tert-butyl) 5-((2aR,4aR,6R,9S,11S,12S,12aR,12bS)-6,12b-diacetoxy-12-(benzoyloxy)-11-hydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,4a,5,6,9,10,11,12,12a,12b-decahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-9-yl) (4R,5R)-2,2-dimethyl-4-phenyloxazolidine-3,5-dicarboxylate