It’s only fair to share… Fam-trastuzumab deruxtecan-nxki Formula C6460H9972N1724O2014S44. (C52H57FN9O13)8 CAS 1826843-81-5 Mol weight 153701.9811 Antineoplastic Disease Breast cancer (HER2 positive) DS-8201a Trastuzumab deruxtecan, sold under the brand name Enhertu, is an antibody-drug conjugate consisting of the humanized monoclonal antibody trastuzumab (Herceptin) covalently linked to the topoisomerase I inhibitor deruxtecan (a derivative of exatecan).[5][6] It is licensed for the treatment of breast cancer or gastric or gastroesophageal adenocarcinoma.[6][7] Trastuzumab binds to and …