Paclitaxel - Impurity M

932042-85-8

1,2α,4,7β-dihydroxy-9-oxotax-11-ene-5β,10β,13α,20-tetrayl 5,10-diacetate 20-benzoate 13-[(2R,3S)-3-(benzoylamino)-2-hydroxy-3-phenylpropanoate]; Paclitaxel Oxetane Ring-Opened 3-Acetyl 4-Benzoyl Impurity; β-(Benzoylamino)-α-hydroxybenzenepropanoic Acid (αR,βS)-(1S,3S,4S,4aR,5S,6S,8S,11R,12aS)-3,11-Bis(acetyloxy)-4-[(benzoyloxy)methyl]-1,2,3,4,4a,5,6,7,8,11,12,12a-dodecahydro-1,4,5,6-tetrahydroxy-9,12a,13,13-tetramethyl-12-oxo-6,10-methanobenzocyclodecen-8-yl Ester; Oxetane ring opened, acetyl and benzoyl; (1S,2S,3R,4S,5S,7S,8S,10R,13S )-5,10-diacetyloxy-1,2,4,7-tetrahydroxy-8,12,15,15-tetramethyl-9-oxo-4-(phenylcarbonyloxymethyl)tricyclo[9.3.1.03,8]pentadec-11-en-13-yl(2R, 3S )-2-hydroxy-3-phenyl-3-(phenylcarbonylamino)propanoate (USP);