在紫外光照射下,安息香发生裂解产生苯甲酰基自由基,与α,α-二芳基烯丙醇的双键发生自由基加成并伴随1,2-芳基迁移,实现了双键的双官能团化;同时该反应为有效合成1,2,4-三芳基-1,4-丁二酮化合物提供了一条新途径.该方法具有操作简单、反应条件温和等优点.
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