The regioselective deacylation of peracylated glycopyranoses 1-5 with ammonia in a polar aprotic solvent to the corresponding α-1-OH sugar derivatives 6-10 in total or high stereoselectivity is described.
描述了在极性非质子溶剂中,使用
氨对过酰化的糖
吡喃醇1-5进行区域选择性去酰基化,得到相应的α-1-OH糖衍
生物6-10,总体或高立体选择性。