作者:Takeshi Takeda、Masahiro Ueda、Teruaki Mukaiyama
DOI:10.1246/cl.1977.245
日期:1977.3.5
Various α-hydroxy ketones were prepared in good yields by reduction of α-ethoxycarbonylhydrazono ketones with NaBH4, followed by acid hydrolysis. α-Ethoxycarbonylhydrazono ketones were obtained in good yields by the treatment of Δ2-1,3,4-oxadiazolines, prepared from 1-(2-oxoalkyl)pyridinium salts and diethyl azodicarboxylate, with aqueous sodium hydroxide.
通过用 NaBH4 还原 α-乙氧基羰基腙酮,然后进行酸水解,以良好的收率制备了各种 α-羟基酮。通过用氢氧化钠水溶液处理由 1-(2-氧代烷基)吡啶鎓盐和偶氮二羧酸二乙酯制备的 Δ2-1,3,4-恶二唑啉,以良好的收率获得 α-乙氧基羰基腙酮。