The synthesis of ethyl vanillin from urotropin is a major method with high yields,simple process, and available raw materials.

乌洛托法是合成已兰素重要方法，它操作简单，原料易得，产率较高。

Four new materials,such as carbon suspension,sodium sulfonate of polyoxyethylene allyl glycidyl nonyl phenyl ether,vanillyl alcohol,vanillin,etc,in lead-acid storage batteries were reviewed.

综述了铅酸蓄电池用碳素悬浊液制备与作用方式以及在铅酸蓄电池使用聚氧化乙烯烯丙缩水甘油壬苯醚硫酸酯钠盐、醇和醛目及作用机理。

This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.

本文主要对酶转化法和微生物转化方法转化异丁酚或者阿魏酸生产酸和兰素进行了研究。