Standards; Pharmaceutical/API Drug Impurities/Metabolites;
应用:
4,4'-((1R,1'R)-((Oxybis(hexane-6,1-diyl))bis(azanediyl))bis(1-hydroxyethane-2,1-diyl))bis(2-(hydroxymethyl)phenol) 2,2,2-Triphenylacetate is an impurity of Vilanterol (V260000, Trifenatate), a long-acting β2 adrenergic receptor Agonist. It demonstrates prolonged bronchodilation in subjects with asthma and COPD.