Reactivity of 2‐methylene‐1,3‐dicarbonyl compounds. 1,3‐dipolar cycloaddition reaction with nitrile oxide
作者:Masashige Yamauchi
DOI:10.1002/jhet.5570390524
日期:2002.9
The reaction of 2-methylene-1,3-dicarbonyl compounds 1 and nitrile oxides, which were prepared from hydroxymoyl chlorides 2 with triethylamine, gave 5,5-disubstituted 2-isoxazolines 3 regioselectively.
由羟基酰氯2与三乙胺制备的2-亚甲基-1,3-二羰基化合物1与一氧化二氮的反应区域选择性地产生5,5-二取代的2-异恶唑啉3。