二苯美仑的相转移催化合成 关键词 二苯美仑盐酸盐;合成;相转移催化法 [gap=603]key words bifemelane hydrochloride;synthesis;phase transfer catalytic method
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A detailed introduction to the types, character, mechanism, influential factors and accomplishment method of phase transfer catalytic reaction under ultrasonic radiation re-viewed.
本文对超声波辐射下相转移催化反应的类型、特点、机理及影响反应的因素和实现方法作了评述。
METHODS Phase-transfer catalytic methylation and suitable method of aftertreatment were used. RESULTS The yield and content was both improved.
结果：反应主要控制在单甲基化阶段，且通过适当的后处理方法，可得产物含量较高的固体纯品。
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