Protsess amorfse [R-(R*,R*)]-2-(4-fluorofenüül)-ß,š-dihüdroksü-5-(1-metüületüül)-3-fenüül-4-[(fenüülamino)- karbonüül]-1H-pürrool-1-heptaanhappe kaltsiumsoola (2:1) tootmiseks

摘要

A novel process for the preparation of amorphous atorvastatin is described where crystalline Form I atorvastatin is dissolved in a non-hydroxylic solvent and after removal of the solvent affords amorphous atorvastatin.