Owing to the importance of Sharpless epoxidation reaction in asymmetric synthesis,the regio-and stereoselective opening of the resulting 2, 3-epoxyalcohols has become a topicof current interest.Although many nucleophi...Owing to the importance of Sharpless epoxidation reaction in asymmetric synthesis,the regio-and stereoselective opening of the resulting 2, 3-epoxyalcohols has become a topicof current interest.Although many nucleophiles attack Cin high selectivity under the actionof Ti(OR)4,some of them like halides, azide, and cyanide only show moderate propensity展开更多
文摘Owing to the importance of Sharpless epoxidation reaction in asymmetric synthesis,the regio-and stereoselective opening of the resulting 2, 3-epoxyalcohols has become a topicof current interest.Although many nucleophiles attack Cin high selectivity under the actionof Ti(OR)4,some of them like halides, azide, and cyanide only show moderate propensity