[EN] PROCESSES FOR PREPARING TUBULYSINS<br/>[FR] PROCÉDÉS DE PRÉPARATION DE TUBULYSINES
申请人:ENDOCYTE INC
公开号:WO2014134543A1
公开(公告)日:2014-09-04
The invention described herein pertains to processes for preparing tubulysins and derivatives thereof. The invention described herein also pertains to processes for preparing tubulysin conjugates. The invention described herein also pertains to processes for preparing intermediates for preparing tubulysin conjugates. In one step, the alpha-thiazolyl alcohol is protected with triethylsilyl chloride in the presence of imidazole in an aprotic solvent.