An approach based on the molecular topology is used to study the relationship between refractive indexes of fluoroalkane and its molecular structure, and a quantitative relation is developed which can be used to characterize the structure -property relationship and to predict the refractive indexes of chloralkanes.
本文用拓朴方法探讨了氟代烷烃结构与折光指数之间的关系，提出一个既能描述氟代烷烃折光指数变化规律、又能预测折光折数的定量关系式。
An approach based on the molecular topology is used to study the relationship between density of fluoroalkane and its molecular structure,and a quantitative relation is developed which can be used to characterize the structure-property relationship and to predict the densities of liquid fluoroalkanes at 293K.
本文用拓扑方法探讨了氟代烷烃的密度与其分子结构乏间的关系,用色图方法考虑了氟原子的特殊性,提出一个结构基础明确的定量关系式。
Hydrofluoroalkane (HFA), which i s a kind of chlorine - free propellants and doesnt destroy the ozone in the a tm osphere, can be used for pharmaceutical aerosols to take the place of chlorofluo r ocarbon.
新型抛射剂氢氟烷烃 (HFA)不含氯 ,不破坏大气臭氧层 ,可代替氯氟烷烃用于药物气雾剂的制备。
Additivity of Group Contribution of Electron Correlation Energies in Linear Alkyl Fluorides
线性氟代烷烃电子相关能的基团加和性(英文)
Direct Dynamics Study on the Hydrogen Abstraction Reactions of Several Hydrofluorocarbons and Certain Radicals;
几种氟代烷烃与自由基抽氢反应的直接动力学研究
Theoretical Studies on Mechanisms and Dynamic Properties of Several Fluoroalkane Reactions
几类氟代烷烃反应的微观机理及动力学性质的理论研究
hydrofluorocarbon - HFC: A substitute for chlorofluorocarbons.
氢氯烃(简写为HFC):一种氟氯烃的替代物。
hydrochlorofluorocarbon - HCFC:A substitute for chlorofluorocarbons.
氢氯氟烃(简写为HCFC):一种氟氯烃的替代物。
bromotrifluoromethane [BTM] [halon 1301]
溴代三氟甲烷〔1301灭火剂〕
Comparing properties of heptafluoropropane substituted for bromotrifluoromethane extinguisher;
七氟丙烷替代三氟溴甲烷灭火剂性能比较
The prefixes cis and trans are frequently applied to disubstituted cycloalkanes.
词头顺和反常用于双取代的环烷烃。
Study of the Generalized Law of Alternating Polarity;
取代烷烃极性交替规律的ab initio研究
Nitration of Aromatic Compounds Catalyzed by Metal Bis[(Perfluoroalkyl)Sulfonyl]Imides in Quaternary Ammonium Based Ionic Liquids
全氟烷基磺酰亚胺盐在季铵型离子液体中催化芳烃硝化反应
Preparation and Application of Deep Dyeing Promoter 3,3,3-Trifluopropyl/Amino Alkyl Polysiloxanes
氨烃基/三氟丙基聚硅氧烷增深剂的红外表征与应用性能
Study on Chemiluminescence from Reactions of F Atom with Bromine Substitute Methane
氟原子与溴代甲烷反应化学发光研究
monochlorodifluoromethane (freon 22)
二氟一氟甲烷（氟里昂22）
The main way for the reductive dechlorination of chloralkane is the direct transfer of electron.
电子直接转移是氯代烷烃还原脱氯的主要途径。
Investigations of Alkyl Bromides' Photodissociation Dynamics and Zero Kinetic Energy Spectroscopy;
溴代烷烃的光解动力学和零动能光谱研究
Field-Assisted Dissociative and Ionization of Dihalomethane Compounds Induced by Femtosecond Laser Field;
飞秒激光场下卤代烷烃分子的场致解离和电离
Preparation of Alkyl Functionalized Multi-walled Carbon Nanotubes Using the Esterification of Bromoalkane and Carboxyl Group
通过溴代烷烃和羧基的酯化反应制备烷基改性的多壁碳纳米管
Analysis Method of TFA in Water System
环境水系统中氯氟烃替代品降解产物TFA的测定