谱

Objective: To establish a liquid chromatography-tandem mass spectrometry method for determination of the concentrations of phenacetin and its metabolites paracetamol in human serum and urine.

目的：建立测定人体血清和尿液中非那西丁及其代谢产物的液相色谱－串联质谱法。

Hydro-liquefactions of coal were carried out in a miniautoclave using diphenylmethane and phenetole as model compounds in tetralin solvent.

以二苯甲烷、苯乙醚为煤的模型化合物，以四氢萘为溶剂，进行中高压加氢液化实验，结合产物的气相色谱和质谱分析，考察了SO24-/ZrO2固体酸对煤直接液化的催化作用及加氢液化机理。

Chiral separation of D -, L -phenylglycine by RP-HPLC was accomplished by adding a complex of optically active L -Phe-Cu2+ to the mobile phase. Chiral separation mechanism was further elucidated in light of unambiguously assigning the structure of the elutents from RP-HPLC by taking advantage of tandem mass spectrometry due to its unique capability of structural identification of the unknows.

以含 L -苯丙氨酸铜配位络合物的溶液作为手性流动相，采用反相高效液相色谱法拆分了非衍生苯甘氨酸对映体，使用质谱对拆分组分进行了结构鉴定，得到了拆分组分的化学结构，用量子化学计算预测了该结构的最稳定构象。

Recently, photoemission spectroscopy has been widely used for the study of quantum well states in films, several models have been developed to explain the relationship of the discrete quantum well states and photoemission spectroscopy.

近年来，光电子谱被广泛应用于薄膜中量子阱态的研究。为解释薄膜中分立的量子阱态和薄膜的光电子谱间的关系，发展了一些理论模型。

Objective: To establish a method for determination of phthalate easters in source water by gas chromatography-mass spectrometry.

目的：建立气相色谱－质谱测定水中邻苯二甲酸酯的方法。

A method for the determination of polycyclic aromatic hydrocarbons and phthalate esters in soil samples by gas chromatography-mass spectrometry was developed.

建立了气相色谱-质谱测定土壤中多环芳烃和酞酸酯类有机污染物的方法。

Ethyl-4-phenyl-5-(2-pyridyl)-1,2,4-triazole was synthesized by several-step reactions fromα-picoline, and was confirmed by IR、1H-NMR and MS spectra. Part II.

以α-甲基吡啶为原料，经多步反应合成了3-乙基-4-苯基-5-(2-吡啶基)-1，2，4-三唑，并用红外光谱、1H-NMR谱及质谱对产物进行了确证。

NMR and ESI-MS techniques were used to study the interactions between diperoxovanadates and small organic molecules such as pyridine, imidazole, arginine, picoline ester, and picoline amide. Spectroscopic methods were established to explore this type of interactions.

在合成数种双过氧钒化合物的基础上，利用多种NMR技术结合ESI-MS等谱学方法系统研究了双过氧钒化合物和咪唑、吡啶、取代吡啶、精氨酸、皮考啉酯以及皮考啉酰胺等有机配体的相互作用，建立了一套适合研究过氧钒化合物与有机小分子相互作用的谱学方法。

The second chapter elaborates the studies on the discorvery and synthesis of new type of Pd Pincer catalyst by using MS and tandem MS together with the testing of its catalyst activity.

第二部分报道了通过质谱和串联质谱发现并合成新型的PdPincer催化剂，同时对其活性进行测试。

Among them the possible structures of four unknown saponins was presented. The second part was discovery and synthesis of a new type of Pd pincer catalyst by MS and tandem MS.

第二部分报道通过质谱和串联质谱发现并合成新型的PdPincer催化剂，同时对其活性进行测试。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐