Iron-catalyzed non-activated gem-difluoro allene compound double-silylation synthesis method

The invention belongs to the field of organic synthesis, and particularly relates to an iron-catalyzed non-activated gem-difluoro allene compound double-silylation synthesis method. The gem-difluoro allene compound is used as a reaction substrate, triethyl silicon boric acid ester is used as a silicon source, ferric salt is used as a catalyst, and the gem-difluoro allene compound is catalyzed and activated in the presence of alkali, a ligand and an organic solvent. According to the method, the selective double-silylation reaction of the gem-difluoro allene compound is realized through iron catalytic activation, and the method is simple and convenient to operate, safe, reliable and broad in spectrum. 本发明属于有机合成领域，具体涉及一种铁催化非活化偕二氟联烯化合物双硅基化的合成方法。本发明使用偕二氟联烯化合物作为反应底物，三乙基硅基硼酸酯作为硅源，铁盐作为催化剂，在碱、配体和有机溶剂存在下，催化活化偕二氟联烯化合物双硅基化反应。本发明实现铁催化活化偕二氟联烯化合物选择性双硅基化反应，操作简便、安全可靠，且具有广谱性。