Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.
摘要利用固载聚乙二醇-400作三相相转移催
剂,以氢氧
钾
水溶液作碱,从苯乙腈和苄
氯出发合成了苯乙腈
单烷
-α-苄
苯乙腈。
Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.
摘要利用固载聚乙二醇-400作三相相转移催
剂,以氢氧
钾
水溶液作碱,从苯乙腈和苄
氯出发合成了苯乙腈
单烷
-α-苄
苯乙腈。
This article described how to determine the content of chloride in the industry potassium hydroxide with the mercuric thiocyanide spectrophotometric method .
建立了用硫氰酸汞分度法测定工业氢氧
钾中氯
含
法。该
法简便、快捷,样品和试剂用
小,干扰因素少,测定范围大。
Modified method of the preparation of isoeugenol through isomerization of eugenol in the presence of 4 times theoretical amount of KOH with eugenol type basil oil as the starting material is stated.
本文叙述以丁香罗勒油为原材料用4倍理论氢氧
钾为催
剂进行异构
制备异丁香酚
改进
法。
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