PROCESS OF PREPARATION OF L-IDURONIC ACID AND DERIVATIVES COMPRISING A DECARBOXYLATION/INTRAMOLECULAR CYCLISATION TANDEM REACTION

摘要

The present invention relates to a process of preparation of L-iduronic acid and derivatives comprising a decarboxylation/intramolecular cyclisation tandem reaction. The present invention also relates to the intermediates of the process, as well as their use as intermediates in the preparation of Idraparinux.