查询词典 naphthyl

Objective To establish a colorimetric assay for detecting acid alpha naphthyl acetate esterase in serum.

目的 建立比色测定血清酸性α醋酸萘酯酶总活性的方法。

However, any substitution on the naphthyl ring decreased the bioactivity.

但若萘环上有取代基，将大大降低其生物活性。

Effect of Epimedium and Cistanche on E-rosette formation and activity of acid α——naphthyl acetate esterase in human lymphocyte

仙灵脾和肉苁蓉对人淋巴细胞E花结形成和酸性α-醋酸萘酚酯酶活性的影响

And then is the 2 to 4 ring PAH, in which the content of naphthyl- and phenanthryl- substance is more than 70%.

轻质馏分脂肪烃主要为环烯烃和二烯烃等烯烃，烷烃中以环烷烃居多；中质以上馏分的脂肪烃主要由C_(13)～C_(32)的正构烷烃组成。

Dianthracene was synthesized by reducing the addition product of β-naphthyl- lithium with anthraquinone.

采用还原β-萘基锂与蒽醌的加成物制备了有机电致蓝光材料9，10-二蒽。

Was applied to the AD reaction of eight olefins in PEG/NMO system according to the protocol of ligand 8. The yields and ees of the diols were 70～90% and 77～96%(except for trans-5-decene and ally naphthyl ether) respectively.

在与8相同的催化反应条件下，手性配体9催化八种烯烃的AD反应得到的化学产率和ee值分别为70～90％和77-96％（反式-5-癸烯和萘基烯丙基醚除外）。

A number of monoaza-15-crown-5 ether derivatives linking naphthyl or anthrylchromophores have been designed and synthesized, and their photophysical propertiesand self-assembly behavior in different media have been investigated.

本文设计合成了几个含有萘和蒽发色团的单氮杂15-冠-5化合物和用柔性链连接的双单氮杂15-冠-5化合物，研究了它们的光物理性质和自组装行为以及在溶液和气／液界面上的离子识别能力。

In the same time, the intra-molecular photoinduced electron transfer process between naphthyl group and nitrogen atom of tertiary amine group at the tip of molecule was found and this process strongly depends on the acidity of solution.

通过对该类化合物在溶液中的光物理行为以及酸度影响的比较研究，观察到以叔胺为骨架的三足化合物存在分子内光诱导电子转移，且这一过程强烈地依赖于介质的pH值；叔胺基的氮原子质子化将会减弱这一PET过程。

The experiment lasted for 3 weeks with 4 mice killed every week. The ratio changes of T, B lymphocyte were tested by using the acid α-naphthyl acetate esterase test.

实验分3周进行，每组每周各杀4只，采用酸性α-醋酸萘酯酶方法检测T、B淋巴细胞的动态比值变化。

The yields and ees obtained in the AD reaction of eight olefins utilizing 10 in PEG/NMO system were 72～90% and 79～96%(except for trans-5-decene and ally naphthyl ether).

3配体10和配体8是一对假对映异构体，在AD反应中立体选择面相反，可得到相反构型的产物。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。