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分别以麻黄碱和伪麻黄碱为原料通过简便的方法,立体选择性的合成了9种恶唑烷类化合物,并根据其波谱数据确定了他们的结构和构型,分析了非对映异构体的光谱特征.
Nine kinds of oxazolidines were stereoselectively synthesized by ephedrine and pseudoephedrine respectively. Their structures and configurations were confirmed by spectroscopic data. The effects of diastereoisomers Spectral characteristics.