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.
应用气相色谱质谱和红外光谱表征了它们的分子结构。
Gas phase chromatography, mass spectrum and infrared spectrum are used to characterize the novel silanes structures.
所得最终产品经熔点、核磁、红外、元素分析、质谱和旋光度分析，证明与预期结构相符。
The compound structure is verified by melting point, IR, NMR, element analysis, mass spectrum and optical rotation.
所得产物经元素分析，红外光谱，质谱等分析确证结构。
Chemical structures of products were confirmed by element analysis, ir, MS, et al.
结果合成产物的化学结构经元素分析、红外、核磁共振和质谱检测确证，总收率为56%。
Results The chemical structure of composite production was confirmed by element analysis, IR, MR and PNMR. The overall yield of 56%.
本文利用元素分析、质谱、红外、核磁共振以及差热分析等手段证实，邻苯二胺在漆酶催化下反应的主要产物为2，3-二氨基吩嗪。
Element analysis, MS, IR, NMR, Vis -UV and DTA evidences indicate for the first time that the oxidation product of O-phenylenediamine is 2,3-diaminophenazine.
产品经色谱、红外、质谱及气质联用证实，最终的加氢产品为2-庚酮。
The ultimate product was proved to be 2-heptanone by IR, GC, MS and GC associate with MS.
对溶剂、温度做了改进，产率大大提高。 产物经核磁、质谱、红外鉴定。
The yield has been rapidly improved by the improvement in the solvents and the temperature.
苯二胺与四氯化钛反应合成聚合物的模型化合物钛杂咪唑啉。该化合物经元素分析、红外光谱、质谱测试。
Ti -containing imidazoline model compound was prepared by reacting o-phenylene diamine with titanium tetrachloride. The compound was identified by elemental analysis, IR and MS.
以枞酸为起点，合成了十二醇酯琥珀酸酐，采用红外光谱、核磁共振波谱及质谱对中间产物及终产物进行了结构表证。
Dodecanol abietate succinic anhydride was synthesized from abietic acid. The structures of products were characterized by spectrum of IR, HNMR and MS.
在固体超强酸催化下用过氧化氢氧化降解高沸醇木质素，并利用红外光谱和气相色谱—质谱联用(GC -MS)分析降解产物。
The oxidation degradation of high boiling solvent lignin by hydrogen peroxide was researched on solid super acids catalyst and the products were analyzed by FTIR and GC-MS.
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).
同时对产物用红外光谱、质谱及气相色谱分析进行了表征。
The product was purified and characterized by gas chromatography, mass spectrograph and infrared spectroscopy.
用红外光谱MALDI-TOF质谱和同步X 射线吸收谱以及计算机模拟对NDH进行了鉴定和表征。
NDH was identified and characterized with infrared (IR), MALDI-TOF mass, and synchrotron X-ray absorption spectroscopies (XAS), and with computer simulations.
反应产物用稀盐酸溶液洗涤，将所得沉淀干燥后经分离纯化，对纯化产物进行高分辨质谱、红外光谱鉴定。
The residue was washed with dilute hydrochloric acid solution, The precipitation was dried, purified, and identified by the infrared spectrometry (IR) and high mass spectrometry(HRMS)with DES-HS.
并用红外光谱、质谱、核磁共振、元素分析等方法对三氯蔗糖的结构进行了鉴定。
The structure of sucralose was also identified by the methods of IR, MS, NMR and elemental analysis.
用核磁共振波谱、质谱和红外光谱表征了蓖麻油和非离子表面活性剂聚氧乙基蓖麻油的结构特征和它们的组成。
The structures and compositions of castor oil and its ethoxylate derivative have been characterized by means of NMR and IR spectroscopy and MS spectrometry.
结果所合成的化合物经紫外、红外、核磁、质谱等初步鉴定为目标化合物。
RESULTS The structure of target compound was confirmed by 1 HNMR , MS and IR.
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.
利用红外光谱（ATR）、质谱（MS）及裂解气相色谱质谱（PYGC MS）等方法分析了硅橡胶老化机理。
In order to reveal the aging mechanism, the analyses of infrared attenuated total reflection (ATR), mass spectrum (MS) and pyrolysis gas chromatograph-mass spectra (PYGC-MS) were performed.
用紫外-可见光谱、红外光谱、HPLC串连质谱对产物和中间体进行了表征。
The isolated product and intermediate are characterized by UV-Vis spectrometry, IR spectrometry and HPLC-tandem mass spectrometry.
产物经红外光谱1、H 核磁共振谱、质谱和X射线衍射确定结构。
The products were determined through IR, 1H NMR, MS and X-ray single crystal diffraction.
荞麦皮经稀硝酸处理后，从滤液中得到一种透明的针状晶体。该晶体经元素分析、红外光谱及质谱测定，确认为草酸。
Oxalic acid was obtained by treating buckwheat husks with dilute nitric acid. Its structure was confirmed with ea, ir and MS analysis.
并通过质谱、红外谱图和核磁共振谱确认了其结构。
用核磁共振波谱、质谱和红外光谱表征了非离子表面活性剂中山梨醇酐脂肪酸酯和聚氧乙烯山梨醇酐脂肪酸酯的结构特征和它们的组成。
The characteristics of structures and composition for sorption carboxylic esters and polyoxyethylene sorbitan carboxylic esters of typical non _ ionic surfactants are indicated by NMR, MS and IR.
根据元素分析，质谱，核磁和红外测定的结果，甲基异柳磷的结构是。
According to the results of the elements analysis and the data of MS, NMR, and IR, the structure of Methyl-ISP is established following.
帕米格雷及其衍生物的结构经过核磁共振氢谱、红外光谱、质谱等确证。
The structures of Pamicogrel and its derivatives were confirmed by H-NMR, IR, MS.
利用红外光谱、差热扫描以及气相色谱—质谱联用等先进的分析手段对落叶松树皮快速热解油的主要成分进行了分析。
Major ingredients of pyrolytic tar of larch bark were studied by advanced analysis methods such as FTIR, DTA and GC-MS.
反应所得到的产物经过核磁、红外、高分辨质谱认证。
反应所得到的产物经过核磁、红外、高分辨质谱认证。
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