Formoterol EP Impurity F Catalogue F640576 CAS 1795129-59-7 M.W 642.80 M.F C37H46N4O6 Specifications FAQs Synonyms:N-(2-hydroxy-5-(1-((2-hydroxy-5-(1-hydroxy-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)amino)-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)formamide