Modafinil synthesis process

Details Modafinil synthesis process Modafinil synthesis process

C - Chemistry, Metallurgy

07

C

C07C 315/00 (2006.01) C07C 315/06 (2006.01) C07C 317/28 (2006.01)

Patent

CA 2525317

The invention relates to a process for preparing modafinil having a defined granulometry which comprises the steps of: a) preparing a solution of DMSAM ; b) contacting the solution obtained with NH3 at a predetermined temperature and a predetermined stirring; and c) isolating the modafinil formed, wherein said temperature and said stirring are predetermined in order to obtain said defined granulometry.

La présente invention concerne un procédé pour préparer du modafinil de granulométrie définie, consistant : a) à préparer une solution de DMSAM ; b) à mettre en contact la solution obtenue avec du NH¿3? à une température et sous une agitation prédéterminées ; et c) à isoler le modafinil formé, ladite température et ladite agitation étant prédéterminées dans le but d'obtenir ladite granulométrie définie.

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