三苯基的

The catalyst includes: supported Ziegler-Natta catalyst of titanium halide compound and organic electron donor compound supported with MgCl2 alcoholate carrier; aluminoxane prepared with trialkyl aluminum and water; and one kind of organic electron donor, such as organosilicon compound R2Si(OCH3)2, where R is phenyl, isopropyl, isobutyl or cyclopentyl.

该催化剂包括，a一种负载型的Ziegler-Natta催化剂，即将卤钛化合物和有机给电子体化合物负载在氯化镁醇合物载体上得到的固体催化剂，b一种通过三烷基铝与水反应而制备得到的铝氧烷和c一种有机电子给体，如有机硅化合物R 2 Si(OCH 3 ) 2 ，其中R为苯基、异丙基、异丁基或环戊基。

The results show that the ionic liquid Et〓NHCl-AlCl〓 is an effective catalyst for the dimerization.

研究的结果表明，Et〓NHCl-AlCl〓是二聚反应的高效催化剂，反应无需加热且在无溶剂条件下得到的主要产物为环状二聚物1，1，3-三甲基-3-苯基茚满，反应在80℃、进行5min即可达到转化率100％、茚满的选择性为97.3％。

Results showed that the hybrid monomer could photopolymerize effectively and both free radical and cationic polymerization processes were improved. When 2-Hydroxy-2-methyl-1-phenyl-1-propanone (1173) was introduced into hybrid system containing UVI-6976, the final conversion of propenyl ether double bond and polymerization rate increased obviously. The comparison of photopolymerization kinetics between hybrid and blend system was investigated as well.

结果表明，以硫鎓盐为光引发剂时，这三种杂化单体均可以有效进行杂化光聚合反应，丙烯基醚和丙烯酸酯双键都显示出较快的反应速度和较高的最终转化率，同时在简单结构的硫鎓盐（UVI-6976）引发体系中加入自由基引发剂2-羟基-2-甲基-1-苯基-1-丙酮（1173）后，丙烯基醚双键的阳离子聚合速率和最终转化率都有了很大提高。

New hyperbranched polymers containing triphenylamine were synthesized by polycyclotrimerization of bis(4-ethynylphenyl)phenylamine and 1-octyne with dicarbonyl- cyclopentadienyl-cobalt CpCo(CO2 as catalyst under ultraviolet irradiation.

在以CpCo2为催化剂和紫外光照射的条件下，以二-(4-乙炔苯基)-苯胺和1-辛炔为单体合成了新型的含三苯胺超支化聚合物。

The first part of the research focused on the influence of POSS to the mechanic capability of polysilicone resin matrix.

以三硅醇苯基倍半硅氧烷(TriSilanolPhenyl-POSS)为代表，研究了POSS对有机硅树脂基复合材料的在室温和高温下的力学性能。

Stuay on electronic structures and spectra properties of 3-phenly6-aryl-1,2,4 triazolo[3,4-b]thiadiazole with time-dependent density functional theory.

李会学，萧泰。3-苯基-6-芳基-1，2，4-三唑并[3，4-b]-1，3，4-噻二唑的电结构和光谱性质的含时密度泛函理论研究。

One mixed-ligand complex ofnH2Otpa=terephthalate, tripy=4'-(4methyoxyphenyl-2,2':6',2-terpyridine was synthesized and characterized by IR, elemental analysis and thermo-gravimetric analysis. The crystal structure of the product was established by single-crystal X-ray diffraction.

采用水热法合成了新的维链状锌的配位聚合物nH2O（tpa=对苯二甲酸，tripy=4'-（4-甲氧基苯基）－2，2'：6'，2-三联吡啶），通过红外光谱和元素分析对该配位聚合物进行了结构表征，用X射线单晶衍射测定了晶体结构。

A new convenient synthesis of a series of 1-aryl-2-propanones using aromatic amine s as precursors, via diazo reaction and improved Meerwein arylation reaction under mild conditions, was achieved.

以芳香胺为原料，经重氮化和改进的Meerwein芳基取代反应，合成了一系列的1-芳基-2-丙酮，其中1-(3，5-二三氟甲基苯基)-2-丙酮是一个新化合物。

Then, it was condensed with-valine methyl ester to form a chiral imine, which was reacted with allyl zinc bromide in the presence of CeCl3·7H2O to afford the corresponding chiral homoallylic amine with high optical activity.

-N-Boc-3-苯基-2-氨基丙醛与-缬氨基酸甲酯缩合生成手性亚胺，在七水合三氯化铈（CeC13·7H2O）催化以及底物的手性诱导作用下，该手性亚胺与烯丙基溴化锌经不对称加成反应合成了高光活性的单烯丙基化手性胺。

Amino-3-cyan-N-(2,6-dichloro-4-trifluoromethylphenyl)pyrazole was the important intermediate which was used to synthesize the efficient insecticide "Regent", which was researched and gone in to operation firstly by French Phone Poulenc company.

中文摘要： 5-氨基-3-氰基-N-(2，6-二氯-4-三氟甲基苯基)吡唑是合成高效杀虫剂&锐劲特&的重要中间体，最先由法国罗纳普朗克公司研发并投产，在国内鲜有相关的合成报道。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。