Patent ID: 6107302
Filing Date: 2000-08-22
Classification: A61P,C07D

Abstract:
Storage stable Valaciclovir hydrochloride in anhydrous crystalline form and being essentially free of water of hydration including the following d spacing pattern (in Angstroms): 10.20.+-.0.08, 8.10.+-.0.06, 7.27.+-.0.06, 6.08.+-.0.05, 5.83.+-.0.03, 5.37.+-.0.02, 5.23.+-.0.02, 4.89.+-.0.02, 4.42.+-.0.02, 4.06.+-.0.02, 3.71.+-.0.02, 3.39.+-.0.02, 3.32.+-.0.02, 2.91.+-.0.02, 2.77.+-.0.02.