合成了一种新的双冠醚，氧化偶氮双苯并15 -冠- 5。初步探讨了它的光异构现象及其对稀土和碱金属离子的萃取能力。

Azoxybisbenzo-15-crown-5 was synthesized. Photoinduced trans-cis isomerization as well as its ability to extract alkali metals and rare earth metals' were dis-cussed.

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研究了作为制备新型内硝基冠醚原料的中间体2-硝基-1，3-苯二酚（NB）及多甘醇双对甲苯磺酸酯（OEDT）的合成。

Synthesis of 2 nitro 1,3 benzenediol( NB) and oligoethyleneglycol ditosylate(OEDT) used as material for inner nitrocrown ether are studied.

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研究了作为制备新型内硝基冠醚原料的中间体2-硝基-1，3-苯二酚（NB）及多甘醇双对甲苯磺酸酯（OEDT）的合成。

Synthesis of 2 nitro 1,3 benzenediol( NB) and oligoethyleneglycol ditosylate(OEDT) used as material for inner nitrocrown ether are studied.

youdao