Weidenhagen咪唑合成(英語:Weidenhagen imidazole synthesis)反應中,α-酮醇甲醛或其他以及乙酸銅存在下,發生縮合,得到咪唑[1][2][3]

反應機理

α-酮醇被銅離子氧化為1,2-二酮,它在鹼性介質中立即與氨和醛反應生成咪唑衍生物。用硫化氫處理生成的銅鹽可得游離的咪唑。

參見

參考資料

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