Sunitinib Malate (Sutent). A CSF-1 receptor kinase inhibitor, Synonyms: Sunitinib Maleate, SU-11248, Sutent, PHA-290940AD, PNU-290940ADCAS Number: 341031-54-7, Purity: G99% by High-performance liquid chromatography, Molecular Formula: C22H2GFNGO2.CGH6OG, 25mg.