Dr . chou had found that the reactions of ultrasonically dispersed potassium , generated from metal potassium by ultrasound irradiation , with some functionalized cyclic sulfones to be highly chemoselective -烯相连接之杂环化合物，将之做为邻双亚甲基之芳香杂环前驱物，并探讨其在有机合成上的应用价值。
Recently , the enaminones were widely used as intermediates , and the article mainly reviews the synthesis of enaminones and the usage as intermediates in organic synthesis , especially heterocyclic synthesis 摘要烯胺酮是目前应用较为广泛的有机合成中间体，对其合成及其作为中间体在有机化合物特别是杂环化合物的合成中的应用进行了综述。
The application of microwave irradiation in the synthesis of six - member heterocyclic compounds are reviewed through two sections : 1 ) oxygen - bearing six - member heterocyclic compounds ; 2 ) nitrogen - bearing six - member heterocyclic compounds 摘要对微波技术在合成六元杂环化合物中的应用作了概述，主要论及： 1 ）含氧六元杂环化合物； 2 ）含氮六元杂环化合物。
Heterocyclic quinoxalin and its derivatives are useful as highly active benzopyrazine compounds . this article introduced recent progress of these important intermediates as medicine , fungicide , pesticide , herbicide , growing inhibitors of plants , new fluororescent probes and dyestuff intermediates . the structural - activity relationships of different quinoxalin derivatives were also illustrated 喹喔啉类化合物具有众多生物活性,可用于杀菌剂、杀虫剂、除草剂、植物生长调节剂、荧光探针以及染料中间体等领域,是一类重要的杂环化合物.本文综述了喹喔啉类化合物的生物活性研究进展,探讨了不同喹喔啉衍生物的构效关系
