paclitaxel and its Impurities

Paclitaxel is a chemotherapeutic agent marketed under the brand name Taxol. It is approved in the UK for ovarian, breast, lung, bladder, prostate, melanoma, esophageal, and other types of solid tumor cancers as well as Kaposi's sarcoma.Reference standards of Paclitaxel API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.