Fosaprepitant Impurity 4

Chemical Name: (2R,3R,4R,5S)-6-(methylamino)hexane-1,2,3,4,5-pentaol (3-(((2S,3S)-2-((S)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)morpholino)methyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)phosphonate(2:1)

Synonym: Silodosin β-D-Glucuronide