The chemical Salmeterol Xinafoate has a designated molecular formula of C36H45NO7 and a molecular weight of 603.756 g/mol. Synonyms may include: Salmeterol xinafoate, Serevent, Arial, Asmerole, Beglan, Betamican, Dilamax, Inaspir, Salmetedur, Serevent Inhaler and Disks, Ultrabeta, Serevent diskus (ChemID). Salmeterol Xinafoate has been assigned a MeSH pharmacological action of: Adrenergic beta-2 Receptor Agonist.