Unsymmetrical 1,4-diketones are prepared in good yields (60–80%) by cerium (IV) ammonium nitrate oxidative cross-coupling between 1,2-disubstituted and 1-substituted trimethylsilyl enol ethers.
不对称的1,4-二酮是通过1,2-二取代和1-取代的三甲基甲
硅烷基烯醇醚之间的
硝酸铈(IV)
铵铵氧化交叉偶联制备的,收率很好(60-80%)。