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The reaction proceeds through unstable intermediates such as the bipolar ion or peroxy radicals, which can isomerize or degrade, cause decomposition of macromolecules.

这一反应过程中，双极离子或过氧自由基等不稳定介质能引发异构或降解，从而导致高分子的分解。

For this reason, theC〓/ donor PET system in aqueous medium will serve as the high efficient modelsystem to simulate the natural photosynthetic system.3 Photolysis and photooxidation of N-phenyl naphthylamines and photoinducedisomerization of alkyl isonitrile Reaction intermediates produced during the photolysis and photooxidation of N-phenyl naphthylamines were determined by spin trapping-ESR technique.

由于包容物导致的空间距离作用和水分子对离子对电荷分离所具有的溶剂化稳定作用，水相体系中C〓阴离子寿命相对于有机均相体系C〓阴离子的寿命成数量级地显著增长。

As a kind of important intermediates, glycosyl isothiocyanates have been applied in the preparation of new compounds possessing considerable bioactivities.

作为一类重要的有机合成中间体，糖基异硫氰酸酯广泛地应用于具有生理活性化合物的制备。

In this paper, the structures and the synthesis methods of glycosyl isothiocyanates are summarized, including the application as intermediates in the preparation of glycosylthioureas, glycosylheterocycles, glycosylguanidins and glycosylconjugates and so on.

本文对糖基异硫氰酸酯的结构、制备方法，以及作为中间体在糖基硫脲、糖基杂环、胍基糖苷、糖基缀合物等重要化合物的合成中的应用作了较详尽阐述。

As a new chemical platform and a pharmaceutical intermediates, Levulinic acid uses extensively as an important chemical raw materials.

作为制备多种化工产品的新型平台化合物和医药中间体，乙酰丙酸用途广泛，是重要的化工原料。

With the increasing pH, the intermediates on the surface of marmatite are FeD2, Fe2D, ZnD, respectively, which will be further oxidized into Zn2, Fe3 and D2 with the increase of the potential, and the surface of marmatite has strong hydrophilicity.

随着pH值的增大，表面中间态分别为FeD2、 Fe2D和ZnD，并随电位增大进一步氧化成Zn2、 Fe3和D2，且矿物表面亲水性强。

The site-saturated mutagenesis applying on the OSCTrp443 revealed that two truncated monocyclic intermediates, achilleol A and camelliol C, were concomitantly produced from the Trp443Ala and Trp443Lys mutants.

另ㄧ方面，关於OSCTrp443的饱和定点突变分析中，其中两个突变，Trp443Ala以及Trp443Lys同时产生了两个单环的产物achilleol A 和 camelliol C。

Silica gel column and reversed-phase C-18 column were employed to purify and separate monohydroxy intermediates.

此外，对DKR催化双羰基底物还原得到的3R，5S-双羟基产物进行纯化，再通过羟基保护和保护基的去除，以用于他汀类药物的手性侧链制备。

Experiments with methoxy substituents exclude the possible involvement of naphthyl cations as reaction intermediates in the cyclization of (o-ethynylphenyl) alkynes.

实验甲氧取代排除参与的可能性萘阳离子反应中间体中环（邻ethynylphenyl ） alkynes。

Under different initial total egg white lysozyme concentrations in urea solution, the refolding egg white lysozyme intermediates could be deduced to have a tendency to form a bimolecular intermediate aggregate, and this inference was further confirmed by their nonreducing SDS-PAGE and size exclusion chromatography.

当不同浓度蛋白溶菌酶在脲溶液中复性时，蛋白溶菌酶折叠中间体有形成二分子积聚体的趋势，这个推测得到了非还原电泳和体积排阻色谱结果的证实。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。