In this paper ten lactonic crown ethers weresynthesized, of which seven were new compounds.Theirstructures were confirmed by EA,IR,1HNMR andMS analysis.
合成了10
内酯型
化合物，其中7是新化合物，其结构
由元素分析，及红外、
、
谱分析证实。
In this paper ten lactonic crown ethers weresynthesized, of which seven were new compounds.Theirstructures were confirmed by EA,IR,1HNMR andMS analysis.
合成了10内酯型化合物，其中7是新化合物，其结构由元素分析，及红外、、谱分析证实。
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