| Synonyms: | 3H-1,2,4-Triazol-3-one, 5-[[(2R,3S)-2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-3-(4'-fluoro[1,1'-biphenyl]-4-yl)-4-morpholinyl]methyl]-1,2-dihydro-;5-(((2R,3S)-2-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4'-fluoro-[1,1'-biphenyl]-4-yl)morpholino)methyl)-2,4-dihydro-3H-1,2,4-triazol-3-one;3-(((2R,3S)-2-((R)-1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(4'-fluoro-[1,1'-biphenyl]-4-yl)morpholino)methyl)-1H-1,2,4-triazol-5(4H)-one (Aprepitant Impurity);Aprepitant impurity 09;Aprepitant EP Impurity C |