hnmr

  • 网络核磁共振氢谱;核磁共振谱;核磁氢谱

hnmrhnmr

hnmr

核磁共振氢谱

(2)吡啶的核磁共振氢谱HNMR):吡啶的氢核化学位移与苯环氢(δ7.27)相比处于低场,化学位移大于7.27,其中与杂 …

核磁共振谱

核磁共振谱(HNMR)用美国Varian Mercury3000型核磁共振仪测定,以氘代水为溶剂,TMS为内标; 固化实验测试,将合成 …

核磁氢谱

...我们的测试人员通过对样品进行红外图谱(FTIR)、核磁氢谱HNMR)、凝胶色谱(GPC)、,X荧光分析等各种分析手段 …

核磁共振氢谱仪

...有各种先进分析仪器:傅里叶红外光谱仪(FTIR),核磁共振氢谱仪HNMR),气相色谱-质谱联用仪(GC-MS)、热重分析 …

核磁共振氢谱图

3.某化合物的结构(键线式)、球棍模型以及该有机分子的核磁共振氢谱图(HNMR)如下(单位ppm)。下列关于该有机物的叙述正 …

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RESULTS: The element analysis, IR, MS and 1 HNMR of synthetic product were conformable to the literature, the total yield was 45. 2%. 结果:本品的元素分析、红外、质谱及核磁共振图谱数据与文献报道一致,总收率为45.
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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。
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RESULTS The overall yields were 36. 8%. Chemical structure of the product was confirmed by melting point, JR, (superscript 1)HNMR and MS. 结果总收率36.8%,产物结构经熔点、红外光谱和核磁共振确证。
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The structure of oxidized product was confirmed by 1 HNMR. 氧化产物的结构经过核磁共振谱得以确认。
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RESULTS Chemical structure of the product was confirmed by IR, ~ 1 HNMR and MS. Total yield was 44. 2 %. 结果所得产物化学结构经红外光谱、核磁共振氢谱及质谱确证,总收率为44.
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The Application of HNMR Method in the Basic and Organic Chemical Experiment for Undergraduate Teaching HNMR在本科基础有机化学实验教学中的应用