Standards; Pharmaceutical/API Drug Impurities/Metabolites;
N-Desmethyl Elexacaftor is an Elexacaftor(E201545) impurity. Elexacaftor is a medication used in those that have cystic fibrosis with a f508del mutation.
Hughes, D., et al.: Org. Process Res. Dev. 23, 2302-2322 (2019)