作者:Michael D. Taylor、Kevin R. Anderson、Edward W. Badger
DOI:10.1002/jhet.5570260525
日期:1989.9
An improved synthesis of the 1,4-dihydropyrazine derivative, 3, is described that involves the versatile 1,4-diketointermediate, 9. This intermediate was converted to several heterocyclic ring-analogs of 1,4-dihydropyridine in addition to 3 including derivatives of pyrrole and furan.
描述了1,4-二氢吡嗪衍生物3的改进合成方法,其中涉及通用的1,4-二酮中间体9。除了3个包括吡咯和呋喃的衍生物之外,该中间体还转化为1,4-二氢吡啶的几个杂环类似物。