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- Keywords NMR technique;biapenem;structure identification; 核磁共振;比阿培南;结构解析;
- The 13C T1s of side-CH3 group in PPU/PS, AB-crosslinked polymer were measured by using high resolution solid state NMR technique. 本文用固体高分辨NMR技术测量了AB-交联聚合物(即ABCP)PPU/PS(聚氨酯/聚苯乙烯)中侧甲基的~(13)C弛豫时间T_1。
- The configuration of a water-soluble compound containing labile protons in water solution was analyzed with NMR technique. 摘要利用核磁共振对在水溶剂易溶且含活泼质子的化合物的结构进行解析。
- Objective Comprehensive review of the previously published applications of NMR technique in solid phase synthesis was presented. 目的介绍近年来NMR技术在固相合成中的应用情况及进展。
- A hindered polyetherketone endcapped with p (t butyl)phenol was synthesized. 1H NMR technique was used to seek for the number average molecular weight of this new polymer. 以对叔丁基苯酚为封端剂，合成带烷端基的多苯基取代联苯型聚醚酮，测定其1H－NMR谱，根据链中芳环质子共振峰与链端基质子峰积分强度比求解分子量。
- The application of 1H NMR technique in the synthesis of silylated kanamycin B for rapid determination of the content of HMDS and (CH_3)_3SiOSi(CH_3)_3 (HMDSO) has excellent precision with RSD 2.42% and 5.31% for HMDS and HMDSO, respectively. 在咔啦咪星B的硅烷化反应中应用1HNMR技术快速测定HMDS和HMDSO的百分含量 ;其RSD分别为 2 .;4 2%25和 5
- Keywords NMR;chemical shift;hydrogenic nuclei; 核磁共振;化学位移;氢核;
- Keywords NMR;Shaped Pulses;Attenuator; 核磁共振;整形脉冲;衰减器;
- Structure determination of triterpenoid saponins is based on the chemical methods and spectral evidences especial 1D and 2D NMR techniques. 三萜皂苷的结构测定多采用波谱学方法结合化学方法进行研究,其中核磁共振波谱的应用最为有效。
- Solution and solid-state NMR techniques has been successfully used for determining structures of transmembrane proteins. 应用液体和固体核磁共振技术已经成功测定了跨膜蛋白质的结构。
- In petroleum industry,the NMR techniques include NMR logging,NMR mud log,NMR while drilling and DMT to identify fluids using NMR. 石油工程中的核磁共振技术包括核磁共振测井技术、核磁共振录井技术、随钻核磁共振技术以及利用核磁共振技术进行流体识别的模块式地层测试技术等。
- These examples show that multidimensional NMR techniques play important roles in structural elucidation for organic compounds. 从而显示出多维NMR技术在有机结构分析中的重要作用。
- In situ stopped-flow MAS solid-state NMR technique 原位停止-流动固体核磁共振技术
- NMR Technique and its Application in Life Science 核磁共振技术及其在生命科学中的应用
- NMR techniques were used to investigate the stereo configuration and conformation of the hydroxyl mesocyclic diamines and their derivatives in aqueous solution. 利用二维核磁共振技术对一类新的含羟基中环二胺及其衍生物在水溶液中的构型和构象进行了较为详尽的研究。
- Keywords NMR;assignments;chemical shift;phenylpiperazine; 核磁共振;归属;化学位移;苯基哌嗪;
- single coil proton NMR technique 单线圈质子核磁共振法
- Keywords NMR SNIDE distance imidazo[1;2a]pyrimidine; 核磁共振;质子间距;咪唑并嘧啶;
- Keywords NMR;2D NMR;Evodia rutaecarpa;Limonin;Structure; 核磁共振;二维核磁共振;吴茱萸;吴茱萸内酯;结构;
- Keywords NMR analyzer;iso tacticity index;polypropylene;factor; 核磁谱仪;国标;聚丙烯;等规指数;影响因素;
