Fosaprepitant Impurity 16 Fosaprepitant Impurity 6 Fosaprepitant Impurity 13 Fosaprepitant Impurity 19 Dimeglumine Fosaprepitant Impurity 3

Fosaprepitant dimeglumine Fosaprepitant N-Benzyl Impurity Fosaprepitant Impurity 15 Fosaprepitant Impurity 5 Fosaprepitant Impurity 12

Fosaprepitant Benzyl Ester (S)-2-((R)-1-(3,5-bis(trifluoroMethyl)phenyl)ethoxy)-4-benzylMorpholin-3-one Fosaprepitant Impurity 18 Fosaprepitant Impurity 2 Fosaprepitant Impurity 9

Fosaprepitant Impurity 11 Fosaprepitant Fosaprepitant Impurity 17