7-O-(Triethylsilyl)-2’-O-tert-butyl(dimethyl)silyl-4-desacetyl-2-debenzoyl-[2,4]oxol Paclitaxel

Chemical Name: (αR,βS)-β-[Benzoylamino]-α-[[(1,1-dimethylethoxy)carbonyl]oxy]-benzenepropanoic Acid (2aS,3R,5S,5aS,7R,10S,12S,12aS,12bR)-2a,7-Bis(acetyloxy)-2a,3,4,5,5a,6,7,10,11,12,12a,12b-dodecahydro-3,12-dihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-[(triethylsilyl)oxy]-8,12-methano-2H-cyclodec[cd]isobenzofuran-10-yl Ester;(2aS,2a1R,3R,5S,5aS,7R,10S,12S,12aS)-7-acetoxy-2a,3,12-trihydroxy-5a,9,13,13-tetramethyl-6-oxo-5-((triethylsilyl)oxy)-2a,2a1,3,4,5,5a,6,7,10,11,12,12a-dodecahydro-2H-8,12-methanocyclodeca[cd]isobenzofuran-10-yl (2R,3R)-3-benzamido-2-((tert-butyldimethylsilyl)oxy)-3-phenylpropanoate;