作者:György Tóth、Sándor Molnár、Tivadar Tamás、Ildikó Borbély
DOI:10.1080/00397919708007072
日期:1997.10.1
Abstract Reaction of hydrazine with 5-(2-aryl-2-oxo-ethan-1-yl)-5-R Meldrum's acids 3 gives 4,6-disubstituted 4,5-dihydropyridazin-3(2H)-ones 4 at room temperature. The method is simple and the yield is good. The production of the starting material 3 also is discussed.
摘要 肼与 5-(2-aryl-2-oxo-ethan-1-yl)-5-R Meldrum's 酸 3 在室温下反应得到 4,6-二取代的 4,5-二氢哒嗪-3(2H)-ones 4温度。方法简单,收率好。还讨论了原料3的生产。