Cabazitaxel Impurity 16

Chemical Name: (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-Acetoxy-9,11-dihydroxy-4,6-dimethoxy-4a,8,13,13-tetramethyl-5-oxotetradecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl benzoate

Synonym: Pioglitazone Ethyl Ester Impurity ; Ethyl 3-[4-[2-(5-Ethylpyridin-2-yl) ethoxy] phenyl] propanoate ;

Smile: O[C@H]1C[C@]([C@@H](OC(C2=CC=CC=C2)=O)[C@@]([C@@]3(OC(C)=O)[C@@](OC3)([H])C[C@@H]4OC)([H])[C@]4(C)C([C@@H]5OC)=O)(O)C(C)(C)C5C1C