溴法合成香兰素  

Synthesis of Vanillin via Bromation Process

作　　者：韩伟[1] 阎光烈[1] 蒋巍[1] 

机构地区：[1]吉林化工学院

出　　处：《精细与专用化学品》2001年第5期20-21,共2页Fine and Specialty Chemicals

摘　　要：以对羟基苯甲醛、溴素和甲醇钠为原料,经过单溴化、甲氧基化反应和精制过程合成香兰素,收 率可达76％。与现行的生产工艺比较,具有工艺路线短,反应条件温和,三废少且可处理等特点。Vanillin is synthesized via bromination, methoxylation and purification processes with p-hydroxybenzalde-hyde, bromine and sodium methoxide as raw materials, and the yield is up to 76% . Compared with the existing technology it is characterized by short process, mild reaction conditions and less three wastes which are easily disposed.

关 键 词：香兰素 对羟基苯甲醛 溴化法 亚硝化法 合成 光谱型香料 

分 类 号：TQ655[化学工程—精细化工]