METHOD FOR THE PREPARATION OF HIGH-PURITY PHARMACEUTICAL INTERMEDIATES

摘要

The present invention is related to intermediates useful in the preparation of pharmaceutically acceptable salts of (+)-7-[4-(4-fluorophenyl)-6-isopropyl-2-(methanesulfonyl-methyl-amino)-pyrimidin-5-yl]-(3R,5S)-dihydroxy-hept-6-enoic acid and polymorphs of said intermediates, methods for preparation thereof and use thereof.