Vilanterol (GW 642444; GW642444; GW-642444) is a long-acting β2-adrenoceptor/ beta-2 (β2-AR) agonist approved in May 2013 for use in combination with fluticasone furoate in the treatment of chronic obstructive pulmonary disease (COPD).

纯度：≥98%

CAS：503068-34-6