冠醚

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个内酯型合，其中7个是新合，其结构均由元素分析，及红外、核磁、质谱分析证实。

Two new exocyclic ring-fused boron-dipyrromethene (BDP) dyes with benzo crown ether subunit at meso-position were prepared.Their spectroscopic and electrochemical properties were investigated.

本文报道了两种中位为苯并亚单元取代的含稠合外环的-二吡咯亚甲基染料的合成、光谱和电学性质。

Under acid condition open chaining crown ether diaromatic aldehyde can react, and they will synthesize a compound of chaining crown ether diaromatic aldehyde thiosemi-carbazone kind.

摘要链状二芳醛在酸性条件下与氨基硫脲反应，合成了链状二芳醛缩氨硫脲类合。

Three open crown ethers were synthesized for the first time by using parathesin as the terminal group.They were characterized by IR, 1HNMR ,MS and EA.

氨基苯甲酸乙酯为端基合成了3种酰胺型开链,并通过IR、~1HNMR、MS和元素分析确证了它们的结构。

In this paper we prepared a series of azacrown ethers with side chains of tropone rings and their derivatives by the reactivity of seven-membered aromatic tropone rings.

本文利用七元芳香卓酮环的反应活性，合成出了一系列卓酮环及其衍生为侧臂的氮杂。