hnmr

Their structures havebeen characterized by elemental analysis , ms , IR and1 HNMR spectra .

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。

Ethenzamide after recrystallization with ethanol , their formula and structure were characterized by melting point determination , IR and HNMR spectroscopy .

止痛灵粗品经无水乙醇重结晶后，对其进行熔点测定，并用红外光谱及核磁共振谱进行结构表征。

Structure of the aimed products were identified by HNMR and IR .

通过IR光谱测定出目的产物的结构。

The synthesized product was identified by IR and HNMR .

用气相色谱监测，合成产品用IR和HNMR鉴定。

The structure of HAPS was identified by using IR , HNMR and elementary analysis .

经元素分析、红外光谱分析和核磁共振谱分析，确证了HAPS的结构。

The compound was characterized by melting point determination , elements analysis , IR and1 HNMR spectra .

通过数字熔点仪、红外光谱分析、核磁分析对产品进行了表征。

Analysis of product by means of FTIR and HNMR , the result showed that no by-product the purity was high .

利用核磁共振、红外光谱对产品进行分析，结果显示产品中无副产物，纯度较高。

Their chemical structures were confirmed by MS , IR , ( 1 ) ~ HNMR or elemental analysis .

所有的目标化合物的结构均经IR，~1HNMR，MS和／或元素分析所确证。

The chemical structures of reaction products were characterized by MS ,' HNMR . The reaction mechanism of each reaction and the major influencing factors were discussed .

反应产物及重要中间体的化学结构用MS、1HNMR等进行了表征，并对各步反应的机理及主要影响因素进行了探讨。

HNMR spectra of cyclized SBR was analysed and the equations to calculate the cyclization degree and the incorporated solvent content by1HNMR method were derived .

对环化丁苯橡胶的1H核磁共振谱进行了归属分析，并推导出计算环化度和溶剂参与量的公式。

A new chromogenic reagent , p-carboxylphenylazo-thiorhodanine ( CPATR ) was synthesized , and its structure was verified by elemental analysis , IR and HNMR .

合成了新试剂对羧基苯偶氮硫代若丹宁（CPATR），并用红外光谱、核磁共振氢谱和元素分析鉴定其结构。

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 .

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。

The synthesis of new complexes of macrocyclic Schiff base containing pyridine ring with groupe IIA elements was reported . Their structure were characterized by the elemental analysis , IR and ′ HNMR .

报道了一类含吡啶环的新型大环席夫碱与第Ⅱ主族元素配合物的合成，它们的结构经元素分析、IR和′HNMR表征。

The compound was identified that it was 4 ( 1 methylethenyl ) 1 cyclohexenyl 1 ethanol with the structure analysed by 300 MHz 1 HNMR 、 75 MHz 13 CNMR 、 IR and MS.

通过300MHz1HNMR，75MHz13CNMR，IR与MS分析法对该化合物进行了结构分析，确认这一化合物为4（1甲基乙烯基）1环己烯1乙醇。