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以 2 萘胺为原料 ,在甲醇溶液中与 1.5eq的CuCl2 ·2H2 O反应 ,氧化偶合得到 1,1′ 联 2 萘胺 (1)与CuCl2 的络合物沉淀。沉淀依次经沸水和氨水处理 ,得到产率 5 6 %的 1。
2 naphthylamine as raw material, with 1.5eq CuCl2 · 2H2O reaction in methanol solution, oxidative coupling 1,1’-binaphthylamine (1) and CuCl2 complex precipitation. The precipitate is successively treated with boiling water and aqueous ammonia to give a 1% yield of 56%.