单萜烯

几种单萜烯在离子交换树脂催化剂上直接水合反应的研究

Direct Hydration of Some Monoterpenes in the Presence of Cation Exchange Resin

吹扫捕集/色谱-质谱法测定植物叶片中的单萜烯类化合物

Determination of Monoterpenes in Plant Leafs by a Purge and Trap / GC-MS

谱图相似度分析结合保留指数对单萜烯同分异构体的GC-MS定性分析

Qualitative Analysis of Monoterpene Isomers by GC-MS with Spectral Similarity Analysis and Retention Index

使用G93算法，换算出相应异戊二烯和单萜烯的标准排放因子，并划分了这些排放因子的等级。

The conversion of relevant standard emission factors of isoprene and monoterpene were made using G93 arithmetic technique , and the grade of these factors was classified .

池杉的叶片和木材所含单萜烯与倍半萜烯相对含量之和分别达98.83%、94.91%；

That of Taxodium ascendens is 98.83 % and 94.91 % ;

二氯卡宾与一些单萜烯的反应

Reaction of Some Monoterpenes with Dichlorocarbene

实验发现，萜烯类化合物是化橘红的特征香气成分。本实验也表明，十个不同贮藏年份的化橘红香气成分中均以萜烯类为主，包括单萜烯类和倍半萜烯类。

This study found that the characteristic aroma components of ECG were terpenes , including monoterpenes and sesquiterpenes vinyl .

在其他几个性状上，亦经证明有少量地理变异，诸如皮部的某些单萜烯浓度。

Small amounts of geographic variation have been demonstrated in several other traits , such as cortical concentration of certain monoterpene .

植物叶片样品经甲醇浸提后，用吹扫捕集/色谱-质谱法对其单萜烯含量进行了测定。

A purge and trap / GC-MSD approach was presented for the direct determination of monoterpenes in plant leafs extracted with methanol .

除了含有由两个异戊二烯单元组成的单萜烯类以外，精油还含有较少挥发性的，由三个或四个异戊二烯单元组成的化合物。

In addition to monoterpenes , compounds derived from two isoprene units , essential oils contain less volatile compounds derived from three and four isoprene units .

β-蒎烯是一种重要的单萜烯，主要存在于松节油中，可作为合成香料或香料中间体的起始原料。

β - pinene , one of vital monoterpenes which exists in abies oil , can be used as original material from which a series of flavors and perfume intermediates are produced .

咪唑修饰硅胶负载乙酰丙酮钴（Ⅱ）催化分子氧氧化单萜烯研究在其他几个性状上，亦经证明有少量地理变异，诸如皮部的某些单萜烯浓度。

Autoxidation of Monoterpenes with Oxygen Catalyzed by Co ( acac ) _2 Supported on Silica Functionalized Imidazole Small amounts of geographic variation have been demonstrated in several other traits , such as cortical concentration of certain monoterpene .

研究了以单环单萜烯烃为原料，CD分子筛为催化剂，歧化合成对异丙基甲苯的工艺条件，并对对异丙基甲苯进行了谱图解析。

This paper focuses on the technique requirements for disproportion synthesizing p cymene with monocyclic monoterperpene as raw material and CD molecular sieve as catalyst .

右旋柠烯（d-limonene）是中药橘皮中提纯的单体成份，属于天然单萜烯类化合物。

D-limonene is a monomer extracted from traditional Chinese medicine citrus peel , and is a kind of natural monoterpene component .