丁二酰亚胺

They are 4-(2- hydroxy-3-butynlenoxy) benzoic acid (1, WA), 5-chloro-7, 8-dihydroxy-7-methyl- 6-oxo-3- [ -3, 4-dihydroxy-3, 5-dimethyl-l-heptylene] -1H-8, 8a-dihydrobenzo [2, 3-c] pyran (2, WB),-2-(2-methyl-2-dibutene diamido)-2-butenoic acid (3, B5262), 3, 4-dihydro-9, 10-dihydroxy-7-methoxy-3-methyl-1H-naphtho [2, 3- c] pyran-1-one (4, A73 semi-Vioxanthin), 8, 8'-bis (6, 9-dioxo-3,4-dihydro-10- hydroxy-7-methoxy-3-methyl-1H-naphtho [2, 3-c] pyran-1-one)(5, A122 Xanthomegnin), 2, 5-dioxo-3a-hydroxymethyl-3, 3a, 6, 6a-tetrahydro-furo [2, 3-b] furan (6, 1003-2), 7-acety1-5-chloro-6, 8-dioxo-7-methyl-3- [ -3, 5-dimethyl-1, 3- diheptylene] -4aH-benzo [2, 3-c] pyran (7, M2-2 sclerotiorin), respectively.

它们分别被命名为4-（2-羟基-3-丁炔氧基）苯甲酸（1，WA）、5-氯-7，8-二羟基-7-甲基-6-氧代-3-[-3，4-二羟基-3，5-二甲基-1-庚烯基]-1H-8，8a-二氢苯并[2，3-c]吡喃（2，WB）、-2-（2-甲基-2-丁烯二酰亚胺基）-2-丁烯酸（3，B5262）、3，4-氢-9，10-二羟基-7-甲氧基-3-甲基-1H-萘并［2，3-c］吡喃-1-酮（semi-Vioxanthin，4，A73）、8，8'-双（6，9-二氧代-3，4-二氢-10-羟基-7-甲氧基-3-甲基-1H-萘并［2，3-c］吡喃-1-酮）（Xanthomegnin，5，A122）、2，5-二氧代-3a-羟甲基-3，3a，6，6a-四氢-呋喃并［2，3-b］呋喃（6，1003-2），7-乙酰基-5-氯-6，8-二氧代-7-甲基-3-［-3，5-二甲基-1，3-庚二烯基］-4aH-苯并2，3-c］吡喃（Sclerotiorin，7，M2-2）。

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。

It pointed that along with the development of the automobile industry,more regulations related to energy economy and environment protection coming into being and the increase of execution strength of those regulations,the environment-friendly and energy-saving boracic lubricating oil additives etc.will be widely used.Particularly,the market potential of bononized succinimide is huge.

指出随着中国汽车工业的发展，环保、节能法规的不断出台与执行力度的加大，含硼等环保、节能型润滑油添加剂将得到广泛的使用，其中硼化丁二酰亚胺市场潜力巨大。

Dibutyltin maleate,dioctyltin maleate,N-phenyl maleimide, N-(p-chlorophenyl) maleimide,N-(p-nitrophenyl) maleimide with unsaturated groups were synthesized using dibutyltin oxide,dioctyltin oxide,maleic anhydride, aniline,p-chloroaniline,p-nitroaniline as raw materials,respectively.Then dibutyltin male,ate/styrene bipolymer,dibutyltin maleate/styrene/methyl acrylate terpolymer,dibutyltin maleate/styrene/N-phenyl maleimide terpolymer ,dibutyltin maleate/styrene/N-(p-chlorophenyl) maleimide terpolymer ,dibutyltin maleate/styrene/N-(p-nitrophenyl) maleimide terpolymer ,dioctyltin maleate/styrene biopolymer,dioctyltin maleate/styrene/methyl acrylate terpolymer,dioctyltin maleate/styrene/ N-phenyl maleimide terpolymer,dioctyltin maleate/styrene/ N-(p-ehlorophenyl) maleimide terpolymer[P(DOTM/St/NC1PMI)],dioctyltin maleate/styrene/N-(p-nitrophenyl) maleimide terpolymerwere synthesized using DBTO,DOTO,PMI,N-p-ClPMI,N-p-NOPMI,styrene and methyl acrylate as monomers,respectively.

再以DBTO，DOTO，PMI，N-p-ClPMI，N-p-NOPMI，苯乙烯，丙烯酸甲酯等为单体，合成了马来酸二丁基锡/苯乙烯二元共聚物{P}，马来酸二丁基锡/苯乙烯/丙烯酸甲酯三元共聚物{P}，马来酸二丁基锡/苯乙烯/N-苯基马来酰亚胺三元共聚物{P(DBTM/St/NPMI)}，马来酸二丁基锡/苯乙烯/N-对氯苯基马来酰亚胺三元共聚物{P(DBTM/St/NClPMI)}，马来酸二丁基锡/苯乙烯/N-对硝基苯基马来酰亚胺三元共聚物{P(DBTM/St/NNOPMI)}，马来酸二辛基锡/苯乙烯二元共聚物{P}，马来酸二辛基锡/苯乙烯/丙烯酸甲酯三元共聚物{P}，马来酸二辛基锡/苯乙烯/N-苯基马来酰亚胺三元共聚物{P(DOTM/St/NPMI)}，马来酸二辛基锡/苯乙烯/N-对氯苯基马来酰亚胺三元共聚物{P(DOTM/St/NClPMI)}，马来酸二辛基锡/苯乙烯/N-对硝基苯基马来酰亚胺三元共聚物{P(DOTM/St/NNOPMI)}。

The reaction between technetium and hydrazine in nit ric acid medium is studied by the titration of the concentration of hydrazine and pursuing the concentration of heptavalent technetium along with time.

利用溴代丁二酰亚胺滴定肼和跟踪Tc浓度随时间变化的方法，研究了硝酸介质中锝与肼的反应。

Seven of them have not been reported.Their structures were confirmed by IR,~1HNMR,MS,and element analysis. 4.Meanwhile,the green methylation procedure of imides was developed by using dimethyl carbonate as methylation reagent.A series of imides,for example,phthalimide,3,4-dibromo-maleimide and succincide were used for substrates.The effects of DABCO(1,4-diazabicyclo [2.2.2]octane)and DBU(1,8-diazabicyclo[5.4.0]undec-7-ene)as a catalyst in this kind of reactions were investigated.2-Bromo-3-(1-methylindolyl-3-yl)-1-methyl-1H-pyrrole-2,5-dione was prepared by using dimethyl carbonate,which further expanded the use of dimethyl carbonate,as a green agent in organic synthesis.

在以硫酸二甲酯为甲基化试剂对3，4-二溴马来酰亚胺进行N-甲基化反应合成3，4-二溴-N-甲基马来酰亚胺的同时，以碳酸二甲酯为甲基化试剂，对3，4-二溴马来酰亚胺、邻苯二甲酰亚胺、琥珀酰亚胺等酰亚胺类化合物的N-甲基化反应进行了研究；考察了1，4-二氮杂双环[2.2.2]辛烷，1，8-二氮杂双环[5.4.0]十一碳-7-烯、碳酸钾和四丁基溴化铵等作为催化剂对碳酸二甲酯N-甲基化反应的反应时间和收率等的影响，并应用碳酸二甲酯为甲基化试剂，合成了N-甲基-3-溴-4-(1-甲基-吲哚-3)-马来酰亚胺。

Succinimide ; Density functional theory ; Ah initio method ; Molecular geometry ; Infrared spectrum ; Thermodynamic property

丁二酰亚胺；密度泛函理论；从头计算方法；分子几何构型；红外振动频率；热力学函数

N-bromosuccinimide was used to oxidize zineb under basic conditions, producing a strong chemi- luminescence signal.

在碱性条件下，N-溴代丁二酰亚胺直接氧化代森锌产生强烈的化学发光信号，结合流动注射技术，建立了测定杀菌剂代森锌含量的流动注射化学发光分析法。

Determining zineb fungicide using a flow-injection chemiluminescence method FANG Lu-qiu (Department of Environment and Chemistry, Fuling Normal University, Chongqing 408003, China) Abstract: N-bromosuccinimide was used to oxidize zineb under basic conditions, producing a strong chemiluminescence signal.

流动注射化学发光法测定杀菌剂代森锌的含量方卢秋(涪陵师范学院化学及环境科学系，重庆 408003)摘要：在碱性条件下，N-溴代丁二酰亚胺直接氧化代森锌产生强烈的化学发光信号，结合流动注射技术，建立了测定杀菌剂代森锌含量的流动注射化学发光分析法。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷