The chemical Vemurafenib has a designated molecular formula of C23H18ClF2N3O3S and a molecular weight of 489.922 g/mol. Synonyms may include: UNII-207SMY3FQT, PLX 4032, RG 7204, Ro 51-85426, PLX4032, Zelboraf, HSDB 8143 (ChemID). Vemurafenib has been assigned a MeSH pharmacological action of: Antineoplastic, Protein Kinase Inhibitor.