Determination of Dichlorophenol Isomers and Naphthol in Water by Single-drop Microextraction/ Normal Phase Liquid Chromatography 单液滴微萃取/正相液相色谱法测定水中二氯酚和萘酚
Draw perspective formulas for the isomers of isoleucine. 画出异亮氨酸异构体的透视式。
Conversion of the isomers of lanoconazole was also studied. 并研究了拉诺康唑异构体的转化。
Topological resonance energy ( TRE) and bond resonance energy ( BRE) methods were applied to all the open structure isomers ( both cations and anions) of C36CH2 to investigate their aromaticity. 用键共振能和拓扑共振能方法对富勒烯C36CH2开环结构中的所有可能异构体及其阳离子和阴离子芳香性进行了研究。
Isomers are defined as compounds having the same formula but different structures. 异构体被定义为化学式相同而结构不同的化合物。
Their separation selectivities are toward alkanes, alcohols, ketones, aromatic compounds, positional isomers and some chiral compounds. 其对烷烃、醇类、酮类、芳香族化合物、位置异构体以及一些手性化合物具有良好的分离效果。
Such molecules are known as enantiomorphs or optical isomers. Spectrometry Study of Chiral Discrimination for the Naproxen Enantiomers 这种分子被称为对映结构体或旋光异物体。光谱法研究萘普生对映异构体的手性识别
The IR spectra can help us identify different isomers and the vibrational modes in spectrum experiments. IR光谱可以帮助我们区别不同乳清酸异构体,并识别光谱实验的谱图。
The contents of eugenol and its isomers were most the pyrolysis. 裂解产物中含量最多的均为丁香酚及其同分异构体。
The method is related to systematic deduction of isomers on paper and IUPAC nomenclature of alkanes. 本文的方法可直接和在纸上推导异构体及系统命名相关联。
At the photostationary state the quantities of cis isomers are about 92%. 在光稳定态,顺式异构体的量约为92%。
The catalysts for selective conversion of high n-alkanes into their branched isomers were introduced, particularly the mesoporous materials. 介绍了长链正构烷烃异构化的催化剂,并着重探讨了介孔分子筛催化剂在这方面的研究进展。
In this pater, the separation of the isomers of xylene by using the adsorption separation technology is discussed. 论述了采用吸附分离技术分离二甲苯异构体。
Qualitative Analysis of Monoterpene Isomers by GC-MS with Spectral Similarity Analysis and Retention Index 谱图相似度分析结合保留指数对单萜烯同分异构体的GC-MS定性分析
Any of various mixtures of xylidine isomers. Evidently, living things can somehow distinguish between optical isomers. 一种二甲基苯胺同分异构体的混合物显然,生物体对这两种同分异构体能够有所识别。
Asymmetric synthesis: Chemical reaction by which unequal amounts of two product isomers are formed. 不对称合成法:在化合物中形成两种不等数量的同分异构体的化学反应。
The trigonal prism yields three isomers also, but there are only two octahedral arrangements for this formulation. 三棱柱也有三个异构体,而对于这个分子式,仅有两种八面体排布。
This paper introduces two types of benzenoid isomers with six isomorphic moieties. 本文引入了两类具有六个同构块的苯系异构物。
Comparisons of capillary zone electrophoresis ( CZE) and micellar electrokinetic chromatography ( MEKC) have been evaluated with regard to the separation of retinoic acid isomers in plasma. 比较了区带电泳和胶束电动色谱两种模式对维甲酸异构体的分离效果。
Pharmacokinetic study of NBP optically active isomers based on chiral resolution technology with chiral stationary phase 基于手性固定相拆分技术的丁苯酞光学活性异构体药代动力学研究
They are said to be conformational isomers also called conformers. 它们叫做构象异构体,也叫做异象体。
All the physical properties should be identical except for the optical rotations of the two isomers ( enantiomers), which are of opposite sign. 这两个异构体(对映体)除了旋光度有相反的符号之外,其他所有的物理性质都应该是完全相同的。
Synthesis, Crystal Structures, and Catalytic Properties of Compounds Based on Oxomolybdate Isomers 基于同多八钼氧酸盐异构体化合物的合成、晶体结构及催化性质研究
Theoretical study of structure and stability of two isomers in condensation product in synthesizing trimethoprim 合成甲氧苄胺嘧啶缩合反应产物中两种同分异构体的结构和稳定性的理论研究
Such molecules are known as Enantiomorphs or optical isomers. 这种分子被称为对映结构体或旋光异物体。
Analysis of Carotenoids and Their Isomers in Tobacco 烟草中类胡萝卜素及其异构体的分析研究
A fast and convenient analytical technique was suggested to detect naphthol isomers directly and simultaneously. 建立了一种同时检测萘酚同分异构体的方法。
Melt crystallization is not only used in the separation of fine chemicals and isomers but is also used in the production of large output of organic chemicals such as bisphenol A and naphthalene. 熔融结晶精制技术目前不仅在精细化工产品和同分异构体的分离中得到了推广应用,而且在大吨位的有机化学品,如双酚A、萘等的生产中也得到了应用。
Catechol was determined in the phenyl dihydroxide isomers by fluorophotometry. 用荧光光度法测定苯二酚异构体中的邻苯二酚。
Simultaneous Determination of Xylene Isomers by PLS-HPLC PLS-HPLC法同时测定二甲苯三种同分异构体的建模研究