Ruxolitinib phosphate is the phosphate salt form of the active pharmaceutical ingredient (API) ruxolitinib. As a selective Janus kinase 1 (JAK1) and Janus kinase 2 (JAK2) inhibitor, ruxolitinib phosphate has emerged as an important treatment for myeloproliferative neoplasms and other conditions. Chemistry and Properties of Ruxolitinib Phosphate Chemically, ruxolitinib phosphate is referred to...