PREPARATION OF ARMODAFINIL FORM I

摘要

Preparation of armodafinil crystalline Form I. Also provided is armodafinil having about 30% or more by weight of particles with sizes greater than about 250 mum, and about 70% or less by weight of particles having sizes less than about 250 mum, wherein of the particles having sizes less than about 250 mum, about 50% of them have diameters less than about 50 mum.