1) Cycloalkane
[英][,saikləu'ælkein] [美][,saɪklo'ælken]
环烷烃
1.
Study on Structure-Refractive Index Relationship of Cycloalkanes and Alkanes;
环烷烃及烷烃的折光指数与结构的关系研究
2.
Predicting the Refractive Index of Cycloalkane Using Structure Information Autocorrelation Topological Index;
用结构信息自相关拓扑指数预测环烷烃的折光指数
3.
Relativity between Randic’ branch degree index and boiling points of cycloalkanes;
Randic支化度指数与环烷烃沸点的相关性
2) cyclane
['saiklein]
环烷烃
1.
On the basis of the characteristics of atomic types in molecule,Hall's electrotopological state indices(E_n) and Kier's molecule shape index((()~mK)) are calculated for 117 alkanes,cyclanes,aliphatic alcohol,aliphatic ketones.
),经逐步回归与偏最小二乘法,建立了烷烃、环烷烃、脂肪醇及酮的R。
3) Cycloalkanes
环烷烃
1.
Studies on QSPR Between GC Retention Indices And Topological Indices of Cycloalkanes by Using Projection Pursuit Method;
用投影寻踪方法研究环烷烃保留指数与拓扑指数的定量构性关系
2.
Based on the characteristics of molecular structure, the adjacent matrix and dyeing matrix were used to characterize the molecular structure of alkane and cycloalkane, a new method——the group contribu-tion method, was developed to calculate the boiling points of alkane and cycloalkanes from molecular struc-ture.
根据分子结构的特点,通过用邻接矩阵和染色矩阵表征分子结构,发展一种根据分子结构信息计算烷烃和环烷烃沸点的新方法——基团贡献法。
5) cycloparaffinic hydrocarbon
环烷烃
1.
Separation and determination of alkane and cycloparaffinic hydrocarbon in heavy oil by combining ultrasonic wave with the adductions of urea and thiourea;
超声包合法分离测定重质油中链烷烃和环烷烃
6) epoxide
[英][e'pɔksaid] [美][ɛ'pɑksaɪd]
环氧烷烃
1.
Asymmetric Regio- and Stereo-selective Alternating Copolymerization of CO_2 and Epoxides;
二氧化碳与环氧烷烃的不对称、区域及立体选择性交替共聚
2.
Recent research works on one-pot synthesis of dimethyl carbonate from epoxides,carbon dioxide and methanol were reviewed.
综述了近几年环氧烷烃、二氧化碳和甲醇一步法合成碳酸二甲酯的研究进展,详细阐述了当前所用到的催化剂的结构,性质和催化机理,简单探讨了该合成路线的反应机理,并分析了以后需要深入研究的方向。
3.
Dimethyl carbonate can be directly synthesized from CO 2,methanol and epoxide by using a two component catalyst.
在双组分催化剂的作用下 ,由CO2 、甲醇和环氧烷烃直接合成碳酸二甲酯 (DMC)。
补充资料：环烷烃
分子式：
CAS号：
性质：含有脂环结构的饱和烃。有单环脂环和稠环脂环。含有1个脂环且环上无取代烷基的环烷烃,分子通式为CnH2n。环戊烷、环己烷及它们的烷基取代衍生物是石油产品中常见的环烷烃。稠环环烷烃存在于高沸点石油馏分中。环烷烃有很高的发热量,凝固点低,抗爆性介于正构烃和异构烃之间。化学性质和烷烃相似。其中以五碳脂环和六碳脂环的性质较稳定。
CAS号：
性质：含有脂环结构的饱和烃。有单环脂环和稠环脂环。含有1个脂环且环上无取代烷基的环烷烃,分子通式为CnH2n。环戊烷、环己烷及它们的烷基取代衍生物是石油产品中常见的环烷烃。稠环环烷烃存在于高沸点石油馏分中。环烷烃有很高的发热量,凝固点低,抗爆性介于正构烃和异构烃之间。化学性质和烷烃相似。其中以五碳脂环和六碳脂环的性质较稳定。
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参考词条