核磁共振氢谱
- 网络nmr;hnmr
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通过元素分析、谱、外光谱和核磁共振氢谱对两种化合物的结构进行了表征。
Their structures havebeen characterized by elemental analysis , ms , IR and1 HNMR spectra .
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同时也对这些新化合物进行了红外、核磁共振氢谱、碳谱、高分辨质谱及元素分析的表征,证明了这些化合物的结构与组成,并对未来研究的发展方向进行了展望。
At the same time , IR , 1H NMR , 13C NMR , HRMS and element analysis measures were used to firm the structures of these compounds in this paper . The development and prospect were also put forward .
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气相色谱-质谱联用(GC/MS)表征了各中间产物,核磁共振氢谱(1HNMR)、元素分析等手段表征了配合物1。
Complex 1 is characterized by 1H NMR and elemental analyses .
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通过红外光谱、核磁共振氢谱、热失重、XRD、SEM等分析手段对产物进行了表征。
FT-IR , NMR , TGA , XRD and TEM were used to investigate the product .
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根据高分辨核磁共振氢谱(~1H-NMR)、红外光谱(IR)、MS分析结果,可以认为所得共聚物为嵌段共聚物。
1H-NMR . MS and IR spectra of the copolymer demonstrate that the copolymer obtained is a block one .
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对共聚物的结晶性及微观结构用宽角X射线衍射、红外光谱和核磁共振氢谱进行了表征。
The crystallinity and microstructure of copolymers were characterized by means of wide angular X ray diffractogram , infrared spectrogram and1HNMR spectrogram .
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采用傅立叶红外分析(FT-IR)和核磁共振氢谱(1H-NMR)研究其反应机理;
The reaction mechanism was studied with FT-IR spectrum and 1H-NMR spectrum .
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用红外吸收光谱(FT-IR)和核磁共振氢谱(~1H-NMR)对结构进行了表征。
The structure of the graft copolymer was characterized by IR and ~ 1H NMR .
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根据FT-IR和核磁共振氢谱滴定的结果进一步推测了可能的络合机理。
A further illustration of the recognition mechanism was revealed by FT-IR spectra and 1H-NMR titration .
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通过红外光谱,元素分析,核磁共振氢谱,透射电镜(TEM)等现代实验方法测定了表面修饰剂及表面修饰纳米微粒的结构。
Structures of surface modifiers and the surface modified nanoparticles were characterized by elemental analysis , IR , ~ 1HNMR and TEM .
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结果合成的3,5-二甲氧基苄溴经熔点测定、红外光谱IR,核磁共振氢谱1H-NMR结构确证,总收率70%。
RESULTS The structure of3,5-dimethoxybenzyl bromide was conformed by melting point , IR , 1HNMR.The overall yield was70 % .
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目的用核磁共振氢谱(1H-NMR)指纹图谱对吴茱萸和其伪品花椒、蚕砂进行鉴别。
Objective1H-NMR fingerprints was established to identify Evodiae , Pericarpium Zanthoxylum and Feculae Bombycis .
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所得聚合物经核磁共振氢谱(1HNMR),核磁共振碳谱(13cNMR)以及凝胶渗透色谱(GPC)表征。
The polymers obtained were characterized by ~ ( 1 ) H NMR , ~ ( 13 ) C NMR and GPC .
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利用质谱(MS)、核磁共振氢谱(1H-NMR)对这些染料进行了结构表征。
The structures of the dyes have been characterized by mass spectra ( MS ) and proton nuclear magnetic resonance ( 1H-NMR ) technology .
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用凝胶渗透色谱、核磁共振氢谱、透射电镜、紫外可见光谱和X射线衍射等手段对中间产物及终产物进行了表征。
The intermediate and final products were characterized by gel permeation chromatography ( GPC ), 1H NMR , transmission electron microscopy ( TEM ), UV-vis spectrophotometer , and X-ray diffraction ( XRD ) .
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合成了乙酰丙酮缩季戊四胺席夫碱,采用元素分析、红外光谱、核磁共振氢谱、质谱和单晶X射线衍射等测试技术对该化合物进行了表征。
A novel β - diketone Schiff base was synthesized from acetylacetone and pentaerythrityl tetramine and characterized by elemental analysis , IR , 1H NMR , MS and single crystal X-ray diffraction analysis .
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合成新型的PNP型膦胺配体,并采用核磁共振氢谱、质谱、元素分析对其结构和组成进行了表征。
New PNP ligands were synthesized and characterized by means of1H NMR , EI-MS and CHN elemental analysis .
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通过本体开环共聚方法合成PLGA-[ASP-PEG]多元共聚物,进行红外光谱(IR)和核磁共振氢谱(1HNMR)分析;
PLGA - [ ASP-PEG ] was obtained by bulk ring-opening copolymerization method , examined by infrared spectrometry ( IR ) and 1H nuclear magnetic resonance spectroscopy ( 1H NMR ) .
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通过凝胶色谱(GPC)、核磁共振氢谱(1HNMR)、差示扫描量热法(DSC)和偏光显微镜(POM)对其分子结构、热性能和液晶性进行了表征。
The polymer was characterized by gel permeation chromatography ( GPC ), 1H NMR , differential scanning calorimetry ( DSC ), and polarized optical microscopy ( POM ) .
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采用傅立叶红外光谱(FT-IR)和核磁共振氢谱(1H-NMR)对煤沥青改性机理进行分析;
The modification mechanism was studied by fourier transform infra-red ( FT-IR ) and 1H nuclear magnetic resonance ( 1H-NMR ) spectroscopy technologies , respectively .
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通过核磁共振氢谱(~1H-NMR)、红外吸收光谱(FT-IR)、紫外吸收光谱(UV-Vis)和元素分析等测试手段表征其结构,结果表明成功地合成了目标产物。
All three moleculars were characterized by proton nuclear magnetic resonance ( ~ 1H-NMR ), Fourier transform infrared spectroscopy ( FTIR ) and ultraviolet-visible absorption spectroscopy ( UV-Vis ) .
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利用核磁共振氢谱(1HNMR)峰面积积分法建立了一种测定庆大霉素C组分比率的新方法,可以通过计算准确、快速地得到C1、C1a和C2各组分的比率。
The proportions of gentamicin C components were determined by 1H NMR peak area . The proportions of C 1 , C 1a and C 2 can be obtained accurately and rapidly through calculation .
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用红外光谱、核磁共振氢谱、碳谱、扫描电镜SEM和原子力显微镜AFM等仪器对产物的结构及成膜形态进行了研究。
The chemical structure and film morphology of ASO-702 was characterized and investigated by IR ,() ~ 1H-NMR ,() ~ ( 13 ) C-NMR , scanning electronic microscope ( SEM ), atomic force microscope ( AFM ) and other instruments .
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用核磁共振氢谱和质谱法研究大鼠血浆中溴莫普林(BDP)及其代谢物。
The methods of1H Nuclear Magnetic Resonance ( NMR ) and mass spectroscopy were used in detecting the metabolites of brodimoprim ( BDP ) in rat plasma .
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采用梯度洗脱技术对煤液化油进行了分离,并对芳烃部分进行了气相色谱质谱(GCMS)和核磁共振氢谱(1HNMR)分析。
The coal liquefaction oil was separated using gradient elution method and the aromatics were analyzed by gas chromatography and mass spectrometry ( GCMS ) and1Hnuclear magnetic resonance ( 1HNMR ) .
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研究了固相法涂料用高氯化聚乙烯(HCPE)的结构:以差示扫描量热法表征聚集态结构,以傅里叶变换红外光谱(FTIR)和核磁共振氢谱(~1H-NMR)表征链结构。
The structure of high chlorinated polyethylene ( HCPE ) used for coating was characterized by differential scanning calorimetry , Fourier transform infrared spectroscopy ( FTIR ) and nuclear resonance hydrogen spectrum ( ~ 1H-NMR ) .
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根据HPLC和核磁共振氢谱分析结果证明了光化学反应得到了预期的产物,并结合NorrishⅡ型光化学反应的反应特点推测出了该反应的光化学反应机理。
According to HPLC and NMR spectral analysis results show that the photochemical reaction of the desired product , combined with the photochemical reaction of Norrish ⅱ type response characteristics inferred that the reaction mechanism of the photochemical reaction .
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用偏振光显微镜法和核磁共振氢谱法(2HNMR)确定了Tween80/nC8H17OH/H2O体系25℃时层状液晶的区域,用自旋标记电子自旋共振法(ESR)测定了层状液晶分子排列的有序参数。
The lamellar liquid crystal has diagram for Tween 80 / n C 8H 17 OH / H 2O was verified at 25 ℃ by the polarizing microscope and 2H NMR . ESR is used to determine order parameter of lamellar liquid crystal in the phase diagram .
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以Iressa为先导化合物,设计合成了16个未见文献报道的新化合物。Iressa及其衍生物的化学结构经核磁共振氢谱、红外光谱和质谱确证。
With Iressa as the lead compound , sixteen new compounds which had not been reported in literatures were designed and synthesized and their chemical structures were confirmed by ~ 1H-NMR , IR and MS.
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合成了三种烷氧基取代的金属酞菁铅,利用元素分析、红外光谱、核磁共振氢谱(HNMR)等方法,验证了化合物的分子结构。
Three derivatives of alkoxy phthalocyanine Pb were synthesized . The structures of products were characterized by means of infrared ( IR ), hydrogen nuclear magnetic resonance ( HNMR ) spectra and elementary analysis .