1) ketyl radical
羰游基
1.
Density functional (B3LYP) calculations, using the cc-pVDZ and cc-pVTZ basis sets, have been employed to study the reaction pathway involving ketyl radical (HCCO: 2A″) and oxygen molecule (O 2: 3∑ - g).
选用cc pVDZ ,cc pVTZ基组用密度泛函方法 (B3LYP)研究了基态羰游基自由基HCCO( 2 A″)与基态氧分子O2 ( 3 ∑ -g)反应的机理 ,在B3LYP/cc pVDZ优化的几何构型基础上 ,使用CCSD(T) /cc pVDZ方法进行了单点能校正 。
2) Free carbonyl
游离羰基
3) metal ketyl radical
金属羰游离基
4) carbonyl
[英]['kɑ:bənil] [美]['kɑrbənɪl]
羰基
1.
Study on Simulation of Vibrant Frequency of Carbonyl;
羰基振动频率的理论计算模拟
2.
Two isoxazole intermediates containing 1,2,3triazolyl and carbonyl,which can also be used as intermediates for synthesis of new heterocyclic compounds,have been synthesized.
以2-苯基-1,2,3-三唑-4-甲醛为原料,合成2种在异噁唑环上同时含有1,2,3-三唑基和羰基的新型化合物,它们可作为合成其他杂环化合物的中间体,其分子结构经IR,1HMR,MS谱确证。
3.
0,the amount of oxidation element Ⅰ 4%,the temperature 85 ℃ and the time 4 h;the optimum conditions to obtain the maximal carbonyl content was: pH=5.
而得到含羰基量较多的糊化活化淀粉最佳反应条件为pH值5。
5) carbonyl group
羰基
1.
The conditions/reagents for protecting carbonyl groups as acetals, thioacetals and oxothioacetals as well as the corresponding deprotection processes published during the period of 2000～2006 are briefly surveyed.
对2000～2006年间文献中报道的一些对羰基化合物进行缩酮(醛)类的保护、去保护的主要方法进行了简要的概述。
2.
This article narrates the transformation of carbonyl group in optically active epoxy ketones under different reagents and enumerates some synthetic applications of this kind of transformation.
本文讲述了有机合成中光学活性的环氧酮化合物中酮羰基在不同试剂下的转化,并列举了一些相关的合成应用。
3.
The chemical reductants fail to reduce carbonyl group under ambient conditions.
羰基在一般条件下不易被化学还原剂还原。
6) carboxide
羰基
1.
The mass spectral fragmentation of long chain carboxide compounds was discussed and calculation of molecular formula was proposed in the paper.
〕本文讨论了长链脂肪族羰基化合物的质谱裂解规律及其分子式的计
2.
It bas been discovered that the carboxylic ester rare earth salt is superior to the organotin in antidehydrochlorination, and inferior to the organotin in antioxidation through following the tracks of carboxide group and conjugated double bond with the help of infrared spectroscopy and ultraviolet-visible spectroscopy.
借助于红外光谱和紫外／可见光谱，通过跟踪光老化过程中羰基基团和共轭双键的变化，发现羧酸酯稀土的抗脱ＨＣｌ能力优于有机锡，但抗氧化能力不如有机锡。
补充资料：喜游
1.喜好游荡。
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