简述了有机化合物结构鉴定的常用程序。
A frequently used program for identification of structures of organic compounds are described here in this paper.
氢化及水解产物的分离和结构鉴定研究。
The last, isolation and identification of hydrogenated products and hydrolyzed products.
另外几个化合物的结构鉴定工作正在进行。
The other compounds's chemical structures are being identified.
柴油分离的好坏对其组成及结构鉴定的影响很大。
The pre-separation degree of diesel fuel has striking influence on structure identification.
用硅胶柱层析法分离纯化，用光谱法进行结构鉴定。
METHODS ? The isolation and purification was performed by silica gel column chromatography and the structures were identified by spectral analysis.
研究和开发专门的结构鉴定软件，可以解决这些问题。
Researching and developing appraisal software can resolve these problems properly.
报告了抗溃疡性结肠炎药美沙拉嗪的合成工艺及结构鉴定。
The synthetic technology and structural identification of anti - colitis drug mesalazine were reported.
报告了抗溃疡性结肠炎药美沙拉嗪的合成工艺及结构鉴定。
The synthetic technology and structural identification of anti-colitis drug mesalazine were reported.
含喹喔啉环1,3,4 -睧二唑衍生物的合成及结构鉴定。
Synthesis of 1, 3, 4-oxadiazole derivatives containing quinoxaline moiety.
方法采用乙醇回流提取和分离技术得到艾香素，并行结构鉴定。
Methods We used natural plant extraction with ethanol and separation technique to obtain artemetin, and identified its structure.
结论这些裂解特征可用于该类化合物的结构鉴定及代谢物的分析。
Conclusion These splitting properties can be used for the identification of the structure of this type of compound and the analysis of its metabolites.
方法用硅胶柱层析进行分离，用有机波谱学的方法进行结构鉴定。
Methods Compounds were isolated by silica column chromatography, and their structures were elucidated by spectral methods.
通过对某地道桥的结构鉴定，为该地道桥的可否再利用提供依据。
The structural appraisement of a used grade separation railroad bridge is studied in this paper as a important reference in order to confirm the reuse of grade separation railroad bridge.
最终得到的产品纯度高、杂质度低，适合于进一步纯化和结构鉴定。
End extracted product had high purity and low impurity characteristic, it would be fit to purify and structure identification.
总结出火灾后厂房主体结构鉴定方法，为同类火灾鉴定提供参考意见。
The agent structure of factory building accredited methods is presented and it offers the reference for the fact of the similar fire.
质谱学在新的甾醇特别是海洋甾醇的结构鉴定中起到了至关重要的作用。
Mass spectrometry plays a crucial role in the structure elucidation on new sterols, notably those from marine organism.
报告里附上发给你的图谱，在每一份上面分别注明你所做的结构鉴定工作。
Include in this report copies of the spectra we provided to you, and on each them write the assignments you made in order to determine the structure.
方法采用各种柱色谱法进行分离纯化，运用理化性质和波谱法进行结构鉴定。
Methods the compounds were isolated by column chromatographic methods, their structures were elucidated on the basis of physical properties and spectral analysis.
本文介绍ASES/MS结构解析系统中基于中性丢失信息的亚结构鉴定程序。
A program which is a functional part of ASES/MS structure elucidation system was developed for substructure identification from neutral loss information.
综述了皂甙的药理活性、提取分离和结构鉴定方法，旨在对皂甙应用提供参考。
Saponins is an important active component in plants. In this paper the medicinal function, extraction and separation, chemical structure elucidation of saponins were briefly discussed.
方法通过反复柱色谱分离和重结晶纯化，并利用核磁共振波谱技术进行结构鉴定。
Method the compounds were isolated by column chromatography and purified by recrystallization and the structures were identified by NMR spectral data and other methods.
方法利用正相、反相硅胶柱和大孔树脂柱色谱分离，并通过波谱技术进行结构鉴定。
Methods The compounds were isolated by silica gel, ODS, and macroporous resin column chromatography and their structures were determined by means of spectral analysis.
方法采用各种色谱技术进行分离纯化，通过化合物理化性质及波谱数据进行结构鉴定。
METHODS the compounds were isolated and purified by various chromatographic techniques and their structures were elucidated by physicochemical properties and spectroscopic data.
方法利用各种色谱技术进行分离纯化，根据化合物的理化性质和光谱数据进行结构鉴定。
MethodsThe chemical constituents were isolated and purified with silica gel chromatography, their structures were determined by spectral analysis and chemical evidence.
概述了莲心碱的性质、结构鉴定方法，介绍了莲心碱检测及提取分离方法的研究进展情况。
The properties and structural authentication methods of liensinine are reviewed. The research situation of measurement, extraction and separation methods for liensinine is introduced.
要快速得到各类结构的安全程度、总体损失情况，要求工程结构鉴定工作准确、快速地进行。
To quickly get the degree of safety and the overall losses of all kinds of structures, the work of identification of engineering structures must be carried out accurately and rapidly.
此外我们的研究还表明，NMR的量子化学计算为天然产物的结构鉴定提供了一种新的工具。
This work shows that the quantum chemistry study of NMR can serve as a promising tool in aiding structural assignment of natural products.
中药化学课程教学难点是要求学生根据中药化学知识，灵活应用于中药提取分离、结构鉴定等。
That requires a leaner to flexible master the identification and extraction method of chemical compositions of CTMC knowledge is the teaching difficult in the course.
结果经化学、TLC和波谱学方法进行结构鉴定，确定为16种氨基酸，两种糖及黄酮类成分。
ResultsThe chemical, TLC and spectral methods were used to determine the structures of the isolated compounds. 16 kinds of amino acids, 2 kinds of sugar and flavonoid compositions were confirmed.
研究了海绵骨针形态、元素组成等特征，并对其天然产物进行了分离纯化、结构鉴定和活性检测。
The characters including spicule morphology and elemental compositions, chemical constituents and bioactivity of the marine sponge were studied.
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