Direct Alkylation procedure in one stage.In positions 7 and 10 simultaneously two functions of the hydroxyl of the 10 - desacetilbacatina or Derivatives of this last Esterified at position 13.

摘要

The present invention relates to a novel process for preparing dialkoxy derivatives of the taxoid family by direct alkylation of the two positions 7 and 10 of deacetylbaccatin or derivatives thereof which are esterified in position 13.