The synthesis of ethyl vanillin from urotropin is a major method with high yields,simple process, and available raw materials.
乌洛托法是合成已基香兰素的一种重要方法,它操作简单,原料易得,产率较高。
The synthesis of ethyl vanillin from urotropin is a major method with high yields,simple process, and available raw materials.
乌洛托法是合成已基香兰素的一种重要方法,它操作简单,原料易得,产率较高。
This paper studied the production of vanillin and vanillic acid from isoeugenol or ferulic acid by enzymatic and microbial methods.
本文主要对酶法和微生物的方法异丁香酚或者阿魏酸生产香酸和香兰素进行了研究。
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的制备与作用方式以及在铅酸蓄电池使用聚氧乙烯烯丙基缩水油基壬基苯醚的硫酸酯钠盐、香醇和香醛的目的及作用机理。
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