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.
本发明涉及一种制备L-异
硫酸酸和衍
生物的过程,包括一个脱羧/分子内环化串联反应。本发明还涉及该过程的中间体,以及它们作为Idraparinux制备的中间体的用途。