Larotrectinib Sulfate and its Impurities

Larotrectinib Sulfate is an orally administered tropomyosin receptor kinase inhibitor with demonstrated antineoplastic activity. It is a drug for the treatment of cancer.Reference standards of Larotrectinib Sulfate API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.