This paper reports briefly stereoselective synthesis of tri and tetra-substituted ethylenes by some methods.
本文简要介绍用几种方法立体选择性合成三和四取代烯烃。
The compound is prepared by Thebaine or analogs thereof reacting with agents containing single substituted ethylenes and by a corresponding transformation method.
所述的化合物由蒂巴因或其类似物与含有单取代乙烯类试剂反应以及相关转化方法制备。
The compound is prepared by Thebaine or analogs thereof reacting with agents containing single substituted ethylenes and by a corresponding transformation method.
所述的化合物由蒂巴因或其类似物与含有单取代乙烯类试剂反应以及相关转化方法制备。
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