英文别名Paclitaxel Impurity 44; 2-Debenzoyl-2-tigloyl 10-DAB; 10-Deacetyl-2-Debenzoyl-2-Tigloyl-Baccatin III; (2E)-2-Methyl-2-butenoic Acid (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-Methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-12-yl Ester; Paclitaxel impurity 22; baccatin impurity; (2α,5β,7β,10β,13α)-4-Acetoxy-1,7,10,13-tetrahydroxy-9-oxo-5,20-epoxytax-11-en-2-yl (2E)-2-methyl-2-butenoate; (2AR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-acetoxy-4,6,9,11-tetrahydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl (E)-2-methylbut-2-enoate; [(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4-acetyloxy-1,9,12,15-tetrahydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.03,10.04,7]heptadec-13-en-2-yl] (E)-2-methylbut-2-enoate; Paclitaxel Impurity 31 
