This paper reviews briefly recent developments in the regio and stereoselective ring opening of 2, 3 epoxy alcohols and their derivatives by a variety of methods.
简要综述了对2,3 -环氧醇及其衍生物进行区域及立体选择性开环的各种方法的近期进展。
The steric and electronic configuration around the center metals has profound effect on the polymerization activity and the stereo - and regio-selectivity of the resulting polymers.
中心金属离子周围的电子效应和空间效应影响着催化剂的反应性能和所得聚合物的微观结构。
Regio selectivity and catalytic effect of different palladium compounds were discussed.
探讨了不同的钯化合物的区域选择性和催化作用。
Regio selectivity and catalytic effect of different palladium compounds were discussed.
探讨了不同的钯化合物的区域选择性和催化作用。
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