初级形状的其他品目未列名的纤维素及其化学衍生物。
Cellulose and its chemical derivatives, not elsewhere specified or included, in primary forms.
卡巴肼的衍生物在分析化学、材料科学等领域也有着广泛应用。
Its derivatives have extensive applications in the area of analytic chemistry, material science and so on.
由于C _(60)独特的化学和物理特性，富勒烯及其衍生物的生物活性近年来引起了人们的注意。
Due to unique chemical and physical features of C_ (60), the biological activities of fullerenes and their derivatives have been recognized in the recent years.
我们对四环素类抗生素的化学反应和结构修饰进行了一些初步的探索，制备了一些四环素类衍生物。
Some primary research to the chemical modification of tetracyclines were carried out. Several tetracycline derivatives were prepared.
其次，介绍了环糊精、环糊精衍生物及环糊精高分子在分析化学中的应用研究。
Then, it described the research and applications of cyclodextrins, cyclodextrin derivatives and cyclodextrin polymer in analytical chemistry.
聚乙二醇衍生物由于具有良好的生物相容性和免疫原性而被广泛应用于生物分子的化学修饰。
Polyethylene glycol (PEG) and its derivatives, due to their good biocompatibility and low immunogenicity, have been widely used in the chemical modification of biomacromolecules.
本文用MNDO方法在VAX8350计算机上对冬凌草甲素及其乙酰衍生物进行了量子化学计算研究。
Study on the quantum chemical calculations is performed by means of MNDO method on VAX8350 computer for rubescensine A and its acetylate derivative.
其中BSU是通过化学反应，将其转化生成可以在色谱中气化出峰的硅脂衍生物，再进行色谱法测定。
Through the chemical reaction, the BSU is charged into siliester derivative that are vaporized into peak, so we can determine the main content of BSU by gas chromatography.
由橙花叔醇、香叶基衍生物和其它多种原料经不同的化学反应手段，可以合成金合欢醇。
Farnesol can be synthesized by different chemical means from different materials, such as, nerolidol, geranyl derivatives or other (compounds).
近几年随着人们对黄酮类化合物的全合成的研究开发，使得用化学方法直接合成其衍生物成为可能。
It's impossible to synthesize their derivatives by chemical way, with the development of synthesis of flavonols in recent.
本文介绍了壳聚糖的结构特性、重要的化学性质及衍生物的应用。
This paper introduces the structural characteristics and important chemical properties of chitosan, and the applications of its derivatives.
量子化学计算及其衍生物的环氧化结果支持这一结论。
The quantum calculations and the results of the epoxidation of the derivatives supported this mechanism.
目前，手性DMAP衍生物化学的研究正成为催化不对称合成领域中一个十分活跃和引人注目的研究热点。
At present, study on the applications of chiral DMAP derivatives has been regarded as one of the most remarkable fields in catalytic asymmetric reactions.
蔗渣磨木木素在隋性气体氛围下，热化学裂解形成大量含苯环的木素基本结构单元衍生物，部分进一步降解成小分子化合物。
The result indicated that MWL was degraded to lots of basic structure unit ramifications contained phenyl of lignin, some of which were decomposed to compound of small molecular weight.
目的介绍丹参素及其衍生物的化学合成方法。
Objective the methods of the synthesis of Danshensu and its derivatives are introduced.
研究了1 -丁酰胺的N-氯代衍生物与1 -丙醇水溶液在弱碱性条件下的化学反应。
The reaction of N chloro derivatives of butylamide (BA) with 1 propanol in neutral aqueous solutions were investigated.
维生素B_（12）及其衍生物以其独特的结构和重要的生理功能成为当前医学、生物化学和无机化学的重要研究课题。
Vitamin B_(12) and its derivatives are becoming the important research subject in medicine, biochemistry and abiochemistry for their particular structure and important physiological functions.
采用化学及生物催化的方法合成几种具有生理活性的阿魏酸衍生物。
The advantages of ferulic acid derivatives were that they have both anti - oxidative ability and functional physiological activity.
咪唑啉酮衍生物具有杀菌、除草、杀虫等活性，是农用化学品研究开发最为活跃的研究领域之一。
Imidazolones, one of the most flourish in the research and development of agrochemicals, have been found to be used as herbicide, fungicide, etc.
长柱金丝桃含有二蒽酮类衍生物、黄酮类等化学成分。
Main chemical constituents of hypericum ascyron includes bianthrone derivatives and flavonoids.
在黄豆甙元化学结构的基础上，合成了一系列异黄酮衍生物。
On the basis of the chemical structure of daidzein, a series of isoflavones have been synthesized.
对此人类尝试经由化学方法制造维生素c来弥补，用化学方法制造出的维生素c是一种石化衍生物，对提升中的细胞无用。
Humans attempt to make up for this by adding chemically produced vitamin c, which is a petrochemical derivative and useless to ascending cells.
本文综述近年来我国中草药化学成分甙类和甙元及其衍生物和类似物的合成研究。
This paper reviews the progress made in the recent years in the research on synthesis of glycosides and aglucone and their derivatives and analogues contained in Chinese medicinal herbs in China.
本文主要工作是找到富勒烯化学修饰的三种新方法，合成了几类新型的富勒烯衍生物以及研究了C _(70)单加成反应的区域选择性。
In this dissertation, we synthesized three types of new fullerene derivatives and investigated the regioselectivity of the mono-addition reactions of C_ (70).
本文用衍生物合成、降解反应、红外光谱、核磁共振谱及x -射线衍射晶体分析法研究了它的化学结构。
Its structure has been studied through a series of chemical synthesis, preparation of derivatives, degradations and IR analyses, and ultimately determined by X-ray diffraction.
本文从异黄酮侧链化学修饰出发综述了该类化合物衍生物的合成研究。
This research advance was summarized in synthetic methods of the isoflavone derivatives in chemical modification.
本文从异黄酮侧链化学修饰出发综述了该类化合物衍生物的合成研究。
This research advance was summarized in synthetic methods of the isoflavone derivatives in chemical modification.
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