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相转移催化合成邻甲基烯丙氧基酚
The Synthesis of Mathallyloxyphenol Using Phase Transfer Catalyst
【摘要】 在农药呋喃丹的中间体──呋喃酚的合成过程中,邻甲基烯丙氧基酚的合成是较关键的步骤,通常这一步存在选择性差、收率低的缺陷.本文采用相转移催化法进行这一步的反应,邻甲基烯丙氧基酚收率达70%,
【Abstract】 2-Mathallyloxyphenol is a known intermediate for the synthesis of benzofuranol. It can undergo a Claisen rearrangement and subsequent ring closure in a known manner to form benzofran, a precursor to synthesis carbofuran . But its selectivity and yield are usually very low. A new synthesis method employing a phase transfer catalyst is proposed and the overall yield of 70% 2-mathallyloxyphenol based on catalyst is obtained.
- 【文献出处】 大连大学学报 ,Journal of Dalian University , 编辑部邮箱 ,2000年06期
- 【分类号】TQ45
- 【被引频次】3
- 【下载频次】59