Docetaxel EP Impurity C

Chemical Name: 5β,20-epoxy-1,7α,10β-trihydroxy-9-oxotax-11-ene-2α,4,13α-triyl 4-acetate 2-benzoate 13-[(2R,3S)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-2-hydroxy-3-phenylpropanoate] (as per EP) (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-Dodecahydro-4,6,9,11,12,12b-hexahydroxy-4a,8,13,13-tetramethyl-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one 12b-acetate, 12-benzoate, 9-ester (as per USP)

Synonym: 4-epi-Docetaxel (USP)

Smile: CC(O[C@@]1([C@](C[C@H]2O)([H])OC1)[C@@]([C@@]2(C3=O)C)([H])[C@@H]([C@@](C4(C)C)(C[C@H](OC([C@H](O)[C@H](C5=CC=CC=C5)NC(OC(C)(C)C)=O)=O)C(C)=C4[C@H]3O)O)OC(C6=CC=CC=C6)=O)=O