方法根据常见的用于测定核磁共振信号的原子核的不同,对核磁共振光谱进行分类叙述。
Methods NMR spectroscopy was classified according to commonly encountered atomic nuclei, which are measured in nuclear magnetic resonance spectra.
结果产物的比旋光度和1H核磁共振光谱(1 H NMR)与相应二醇的化学结构相符。
RESULTS the optical rotations and 1h NMR spectrum of the products were in agreement with the chemical structures of the corresponding diols.
研究了反应配比、温度对反应的影响,通过红外光谱、核磁共振光谱对产品进行了定性分析。
The effects of reaction ratio and temperature on the reaction are studied. The product is analyzed qualitatively by means of IR and NMR.
将萃取所得产物用硅胶柱色谱进一步分离,用红外光谱,紫外光谱和核磁共振光谱等手段鉴定所得结晶。
The extraction was analyzed by HPLC, and was separated by column chromatography ulteriorly. The crystal was identified by IR spectrum, UV spectrum, NMR, et al.
本文着重从核磁共振光谱的角度(包括氢核磁共振谱和碳核磁共振谱)来研究多甘醇单甲醚季铵盐的结构。
This paper deals with the structural formula of polyethylene glycol quaternary ammonium by the 13C-NMR and 1H-NMR spectra.
但普通的分析方法,如紫外-可见光谱、核磁共振光谱、电子顺磁共振光谱等都不能用于检测这种生物体系中特殊的会属离子。
But many normal analysis techniques, for examples. UV-Vis spectrum, NMR and EPR cannot be used to detect the special metal ions in living things.
油脂部分依次以石油醚、苯、氯仿、乙酸乙酯、丙酮、乙醇为淋洗剂进行洗脱,利用红外光谱、核磁共振光谱法对所分离组分进行了结构鉴定。
The compositions of grease were eluted with petroleum ether, benzene, chloroform, ethyl acetate, acetone, ethanol and characterized by means of IR and NMR spectroscopy.
在这边的磁共振造影与光谱分析中,摄护腺肿瘤的活动以红色显示,你可以看到它在一年之后,显着的减少。
And in the MRI and MR spectroscopy here, the prostate tumor activity is shown in red — you can see it diminishing after a year.
科学家们同时利用功能性核磁共振成像和近红外光谱技术来监测受试者,观察他们大脑的升温模式,以此获得大脑的活动图像。
The scientists monitored the dreamers with both magnetic resonance imaging and near-infrared spectroscopy to see patterns of heat in their subject's heads, which gives a picture of brain activity.
以上所有化合物的结构通过核磁共振、质谱、红外光谱等确证。
The structures of the above compounds were assigned by nuclear magnetic resonance, mass spectrometry, and infrared spectroscopy etc.
本文借助电子顺磁共振、红外光谱等现代测试手段,对赣东地区若干金矿床(点)石英谱学特征进行了研究。
The spectrum characteristics of quartz in some gold deposits in Middle Jiangxi province is studied by use of the electron paramagnetic resonance (EPR) and infrared spectrum .
用质谱法、核磁共振波谱法、红外光谱法等,确定了未知氮杂环季铵盐型阳离子表面活性剂的结构。
Structute of nitrogen heterocyclic ring quaternary ammonium salt cationic surfactants was identi fied by mass spectrography, nuclear magnetic resonance spectra, infrared spectra and etc.
并通过傅里叶变换红外光谱(FTIR)、核磁共振谱图(1HNMR)以及质谱(MS)对产物进行了表征,确定了目标产物的结构。
The structure of objective product was confirmed by characterization with Fourier transform infrared spectrum (FTIR), nuclear magnetic resonance (1H NMR) and mass spectrometer (MS).
本课程囊括了现今以及最先进的解读有机分子结构的方法,包含了核磁共振仪、质谱仪以及红外光谱等等。
This course covers modern and advanced methods of elucidation of the structures of organic molecules, including NMR, MS, and IR (among others).
通过红外光谱、核磁共振和负离子电喷雾质谱三种表征技术鉴定了原油中的石油酸结构和组成。
The structures and compositions of the purified petroleum acids were characterized by using infra-red spectrum, nuclear magnetic resonance and negative-ion electrospray ionization mass spectrum.
借助于电子顺磁共振、成矿溶液电导度和红外光谱方法对刺猬沟金矿区石英进行了分析。
The quartz is studied using an electron paramagnetic resonance (EPR), infrared spectrum (IR) and the electrical conductible degree of ore-bearing fluids.
利用元素分析、红外光谱、核磁共振氢谱和激光解析电离飞行时间质谱确证了其组成和结构。
Their chemical structures were confirmed by means of elemental analysis, infared spectra, proton nuclear magnetic resonance spectra and mass spectra.
方法:应用红外光谱、磷核磁共振波谱方法对本室合成的水飞蓟宾卵磷脂复合物进行检测分析。
Methods: the infrared spectrum and nuclear magnetic resonance spectrum of the SLC prepared in the authors' lab were made to analyze the structure of the complex.
对新合成物质进行纸层析、不同溶剂中的溶解性观察及进行红外光谱、磷核磁共振波谱检测。
Test of this new compound's physicochemical properties including the infrared spectrum, nuclear magnetic resonance spectrum, paper chromatogram and solubility in some organic solvents were performed.
测定了玻璃的顺磁共振谱(esr)和可见吸收光谱。
Electron spin resonance (ESR) spectra and optical absorption spectra in the visible region are determined.
研究结果表明,核磁共振数据与红外光谱数据在结构表征方面相吻合。
The results show that the nuclear magnetic resonance data are in agreement with ir data for their structure.
产物的结构经红外光谱、核磁共振谱、元素分析确证。
The elemental analysis results, the infrared and nuclear magnetic resonance spectraare consistent with the structure.
利用红外吸收光谱及核磁共振波谱仪的一维和二维技术对一种未知聚合物试样进行鉴定。
An unknown polymer was determined by one-dimension and two-dimension technologies of infrared absorption spectroscopy and nuclear magnetic resonance.
本文报道国内建成的远红外激光磁共振(FIRLMR)光谱仪的技术特点和工作原理。
The principle and technical characters of far infrared laser magnetic resonance (FIRLMR) spectrometer built up in China are introduced.
本文还讨论了这些聚硅烷的分子量分布以及红外、紫外、核磁共振等光谱性质。
The molecular weight distributions, infra-red, ultraviolet and nuclear magnetic resonance spectra for the polysilane polymers have been described.
红外光谱和核磁共振谱图表明产物即为本文目标产物pbs。
Infrared spectrum and nuclear magnetic resonance shows that the outcome is the goal PBS of this paper.
诸配合物通过层析色谱柱分离,并用元素分析、电子光谱、红外和1h核磁共振所表征。
The complexes have been isolated chromatographically and characterized by elemental analysis, electron absorption spectra, infrared spectra and1H NMR spectroscopy.
诸配合物通过层析色谱柱分离,并用元素分析、电子光谱、红外和1h核磁共振所表征。
The complexes have been isolated chromatographically and characterized by elemental analysis, electron absorption spectra, infrared spectra and1H NMR spectroscopy.
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