二酰亚胺

Acenaphthene was dehydrogenated to afford acenaphthylene by photochemical reaction with N bromosuccinimide in benzene with the addition of quinoline at room temperature and atmospheric pressure was studied.

在常温常压下，以苯作为溶剂，加入喹啉，使苊与N－溴代丁二酰亚胺发生光化学脱氢反应生成苊烯。

Our results showed that 1, 8-Naphthyl imide could improve the properties of natural oligonucleotide in resisting nuclease and binding the targeted sequence by covalently linkage at the end of oligonucleotide. Moreover, our results also showed that the antigene oligonucleotide could specifically cleave the targeted double DNA sequence by modification of naphthyl imide at the 3'end of oligonucleotide.

体外结果表明萘二酰亚胺对寡核苷酸的共价修饰可以提高天然寡核苷酸抗核酸酶降解能力，提高寡核苷酸与靶序列结合的稳定性以及使寡核苷酸具有选择性结合和切断靶DNA的功能。

Totally two formulas are designed,one using four compositions and the other including five,while butadiene imide emulsifier is applied by both of the formulas.

该系列乳化炸药包括SEM－4型四组分和SEM－5五组分两种产品，二者均采用一种以丁二酰亚胺为主要成分的高分子复合乳化剂。

Interactions between zinc dialkydithiosphate and succcinimide dispersants synthesized by different feeds and processes were investigated through changes in solutions behaviors, as determined by viscometry, infrared spectrometer, mass spectrometry and chemical analysis.

借助红外光谱、紫外光谱、粘度、浊度等分析测试方法，考察了用不同的原料和工艺合成的丁二酰亚胺无灰分散剂与 ZDDP 的相互作用。

The existing form of boron on the rubbing surfaces is sodium metaborate which can be dissolved in water. The hydration water of so- dium metaborate can reduce the aiitiwear function on Four-ball Machine but enhance its antiwear ability on Timken Tester. The study also revealed that sulfonate dispersant Can reduce the antiwear function of sodium metaborate while succinimide dispersant enhance its antiwear ability.

结果表明，含偏硼酸钠的白油能在摩擦表面形成含偏硼酸钠的表面膜而具有较好的抗磨性，硼在摩擦表面膜中以偏硼酸钠的形式存在，钠和钙的石油磺酸盐型分散剂会降低偏硼酸钠的抗磨性，而丁二酰亚胺类分散剂则能提高其抗磨性。

The most commonly used method for the covalent binding of biomolecules onto 1-D nanostructures is through the diimide-activated amidation of carboxylic acid terminated nanostructures.

最常用的方法是通过端羧酸基纳米结构的二酰亚胺活化氨基化合物来进行生物分子与1-D纳米结构的共价结合。

Study on an efficient process for the preparation of trifloxystrobin starting from 2-methylacetophenone bypartial oxidation,esterification,reaction with methoxyamine,bromization and condensation with 3'- acetophenone oxime.

以邻甲基苯乙酮为原料，经过高锰酸钾的碱性氧化，甲醇酯化，再与甲氧基胺盐酸盐肟化后，用N-溴丁二酰亚胺溴化，最后和间三氟甲基苯乙酮肟缩合得到目标产物肟菌酯。

Compostie effects between zinc dialkyldithiophosphate and succinimide in liquid paraffin were investigated, and the protecting films formed on iron surface by either of the two additives alone or their combination were studied with the aid of in situ dynamic temperature variation infrared spectroscopic technique.

研究了二烷基二硫代磷酸锌与丁二酰亚胺在液体石蜡中的复合效应，并对这2种添加剂单独使用或组合使用时在铁表面形成的保护膜进行了原位动态变温红外光谱分析，同时还与其它添加剂组合体系作了对比试验研究，探讨了二者产生复合效应的机理。

Zinc dialkyldithiophosphate succinimide friction reduction and antiwear performances synergistic effect adverse effect

中文关键词：二烷基二硫代磷酸锌，丁二酰亚胺，减摩抗磨性能，协同效应，对抗效应

Chlorine atoms were selectively introduced into the chlorin ring based on different reactivity between vinyl group at 3-position and 20-meso position by electrophilic addition and electrophilic substitution using hydrogen peroxide/hydrochloric acid, N-chlorosuccinimide, hydrogen chloride (or concentrated hydrochloric acid) as chlorinating reagent.

以过氧化氢/盐酸、N-氯代丁二酰亚胺、氯化氢为氯化剂，根据3-乙烯基和20-meso-位的不同化学反应活性，通过亲电加成和亲电取代反应，在二氢卟吩环上选择性地引进氯原子，完成8种未见报道的具有叶绿素-a基本碳架的氯代二氢卟吩衍生物的合成。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了