cinnamic acid的例句大全

Butyl cinnamate was synthesized from cinnamic acid and butyl alcohol using tungstosilicic acid as catalyst.

以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯.

Microwave irradiation was used to the Knoevenagel-Doebner synthesis of cinnamic acid acidpyridine as a catalyst.

结果表明,无溶济法微波辐射合成肉桂酸操作简便、反应迅速、收率较高,具有一定的应用价值.

Objective : To compare the diversity of contents of Cinnamic acid in Rhizoma Typhonii afterprocessed.

目的: 比较禹白附炮制前后桂皮酸含量的变化.

This paper introduces the industrial synthesis and application of cinnamic acid, analyses its market and investment.

本文介绍了肉桂酸的工业合成方法和应用,并对肉桂酸的市场前景、投资回报进行了分析.

Benzyl cinnamate was synthesized by a two-step reaction: cinnamic acid reacted with thionyl chloride giving cinnamyl chloride and cinnamyl chloride was then reacted with benzyl alcohol giving benzyl cinnamate whose structure was characterized by IR, 1H NMR and MS.

第一步将肉桂酸制成肉桂酰氯，第二步将肉桂酰氯与苄醇反应制得肉桂酸苄酯。结构经IR，1H NMR和MS确证。

70 kinds of chemise constituents were identified from essential oil, which are cinnamic aldehyde, benzaldehyde, cinnamyl acetate, cinnamylic acid and so on.

从挥发油中鉴定了约70种化学成分，主要含有桂皮醛、水杨醛、苯甲醛、肉桂酸、乙酸肉桂酯等。