C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 9/40 (2006.01)
Patent
CA 2730681
The present invention generally relates to a process for the preparation of fosaprepitant dimeglumine intermediate and its use in the preparation of fosaprepitant dimeglumine; to a neutral form of fosaprepitant in a solid state and processes for the preparation thereof; and to a stable amorphous fosaprepitant dimeglumine, having a stability at temperatures of about 2°C to about 8°C and at a relative humidity below at least 60%; and a process for the preparation thereof.
De manière générale, la présente invention concerne un procédé pour la préparation d'un intermédiaire de fosaprépitant diméglumine et son utilisation dans la préparation de fosaprépitant diméglumine, une forme neutre de fosaprépitant à l'état solide et des procédés de préparation de celle-ci, ainsi qu'un fosaprépitant diméglumine amorphe stable, présentant une stabilité à des températures comprises entre environ 2°C et environ 8°C et à une humidité relative inférieure à au moins 60%, et un procédé de préparation correspondant.
Ahmed Khan Mubeen
Ganeshbhatt Navin
Khedekar Mahesh
Rasiklaltrivedi Nikhil
Sinha Sukumar
Glenmark Generics Limited
Sim & Mcburney
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