1,2-O-(1-Methoxyethylidene) derivatives of hexopyranoses can be converted to the corresponding trans-1,2-diacetates in a highly stereoselective manner by treatment with trimethylsilyl acetate. O-Acetyl, O-benzyl and O-isopropylidene groups are stable under the reaction conditions.
通过用
乙酸三甲基甲
硅烷基酯处理,可以以高度立体选择性的方式将
吡喃己糖的1,2-O-(1-甲氧基亚乙基)衍
生物转化为相应的反式-1,2-二
乙酸酯。 O-乙酰基、O-苄基和O-异亚丙基在反应条件下是稳定的。