1) methyl halides (CH_3X)
卤代甲烷(CH_3X)
2) halogenated methane
卤代甲烷
1.
A study of thermodynamic properties of halogenated methane by the method of chemical bond parameter function
用键参数函数法研究卤代甲烷的热力学性质
2.
Molecular structural parameters including inductive effect index(∑I),equilibrium electronegativity of atom(XE),total electron of atom nuclear external(∑e),total bond length of substituents to center atom(∑d) and electronegativity margin for all substituents(ΔX) were used model the 13C chemical shift of 45 halogenated methane.
利用描述电子效应的诱导效应指数(∑I)、原子的平衡电负性(XE)和反映核外电子云变形程度的总电子数(∑e)、各取代基到中心原子的化学键键长总和(∑d)以及各取代基电负性的和差值(ΔX)等参数对45个卤代甲烷化合物中的碳原子结构进行表征,并与其13CNMR谱化学位移建立了优良的定量结构-波谱关系模型:δC=-7403。
3.
A correlation was investigated between the boiling points and molecular structure of halogenated methanes, and a new method was developed to calculate and predict the boiling points of halogenated methanes.
探讨了卤代甲烷的沸点与其分子结构之间的关系 ,发展了一种既能计算卤代甲烷沸点、又能预测未知卤代甲烷沸点的方法 。
3) halomethane
[,hæləu'meθein]
卤代甲烷
1.
Effect of Electronegativity and Polarizability on the C 1s Core Ionization Energies of Halomethanes;
原子电负性和极化度对卤代甲烷C 1s电子电离能的影响
2.
The electrostatic effect constants for the substituents in an aromatic system were used firstly to study the bond dissociation enthalpy (BDE) of a halomethane system Y-CHnX3-n (n=0,1,2 and 3; Y=H,F,Cl,Br and I; X=F,Cl,Br and I).
将芳环上取代基的电子效应参数引入卤代甲烷,以卤代甲烷分子Y-CHnX3-n(n=0～3;Y=H,F,Cl,Br,I;X=F,Cl,Br,I)中Y—C键的标准键焓EYs-C与中心C原子相键连原子的场/诱导效应之和ΣFi、共轭效应之和ΣRi以及诱导偶极之和Σ(α×F)为参数,建立了一个定量估算卤代甲烷分子中Y—C键离解能(BDE)的通用模型,BDE(Y—C)=57。
3.
It is observed that the removal efficiencies and the sonolysis rate constants of three halomethanes after 1h ultrasonic irradiation fitted the following increasing order:CHCl3< CHBrCl2<CCl4,and the degradation of halomethanes studied followed the pseudo-first-order kinetics model,respectively.
以饮用水中痕量氯仿、四氯化碳和一溴二氯甲烷3种卤代甲烷为目标化合物,采用超声辐照技术研究它们在不同条件下的去除效果。
4) halomethanes
卤代甲烷
1.
Modeling the Δ_fH_m~θ of halomethanes based on support vector machines;
基于支持向量机的卤代甲烷Δ_fH_m~θ模型的构建
2.
Modeling Δ_fH_m~θ based on AM1 quantum chemistry parameters of halomethanes in radial basis function neural network;
基于AMl量化参数的卤代甲烷Δ_fH_m~θRBF—NN模型的构建
3.
Chemical Reactions of Laser Ablated Ti Atom with Halomethanes in Gas Phase;
金属Ti原子与卤代甲烷的气相反应研究
5) Trihalogenated Methane
三卤代甲烷
1.
Clearing of Trihalogenated Methane from Water Supply;
自来水中三卤代甲烷的研究
6) Methy halide transferase
卤代甲烷-甲基转移酶
补充资料：油卤卤
1.形容汤里油多的样子。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条