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Activaed organic substrate react with carbon dioxide,which can be changed carboxylic acid in the way.

合成了二苯乙二酮缩双苯胺锰的配合物,研究了其对CO2的固定及催化CO2同有机底物反应。

The invention discloses an InP quantum point preparing method, comprising the steps of:(1) mixing InCl3 with trioctylphosphine oxide, and preserving heat at 90-110DEG C to prepare a solution whose In content is 0.1-0.3mol/L;(2) raising temperature to 130-180DEG C, and charging argon gas;(3) injecting PSi(CH333 into InCl3-TOPO compound in the molar ratio of 1 to 1-1 to 2;(4) when the solution color turns into transparent red or orange, raising temperature to 260-270DEG C and preserving heat;(5) lowering temperature to 90-110DEG C and injecting dodecyl amine, decyl amine or mercaptan;(6) dissolving reacting mixture in nonpolar solvent to form transparent colloidal solution, then adding in polar solution until the colloidal solution is muddy, and centrifugally separating and obtaining deposits and supernatant; and (7) centrifugally separating the supernatant, where the above steps (1)-(5) are performed.

本发明公开了一种InP量子点的制备方法,其步骤为:①将InCl 3 与三辛基氧膦混合,在90~110℃保温制得In含量为0.1~0.3mol/L的溶液;②升温到130~180℃,通入氩气;③将PSi(CH 3 3 3 注射入InCl 3 -TOPO复合物中,其摩尔比为1∶1~1∶2;④待溶液颜色变为透明的红色或橙红色,将升温260~270℃保温;⑤降温到90~110℃,注入十二胺、癸胺或硫醇;⑥将反应混合物溶于非极性溶剂,形成透明的胶体溶液,然后加入极性溶剂,直至胶体溶液出现混浊状,然后离心分离获得沉积物和上层清液;⑦取上层清液进行离心分离。上述步骤①~⑤在保护气氛下进行。

1 At a reaction temperature of 100 ℃ and a reaction time of 30 min to give 2,which was then subjected to condensation reaction with p-propoxy mandelic acid in the presence of phosphoric acid at a molar ratio of m(2)∶m( p-propoxy mandelic acid )∶m=1∶1∶1 at a reaction temperature of 60 ℃ for 3 h to yield 3,which was further oxidized by chloranil to give t.

对现有分散红356合成工艺进行了优化,以n∶n=1.2∶1投料,100℃反应30 min得缩合物2,再在等质量磷酸催化下与分批加入的等质量对丙氧基扁桃酸60℃缩合3 h得缩合物3,经温和氧化剂四氯苯醌氧化得标题化合物,总收率55%。

Reductive dechlorination of chlorinated Endocrine Disrupting Chemicals in Water by metallic catalytic reduction was studied for further understanding the application of palladiumized iron-scrap bimetallic catalytic reduction technology in treating high molecular weight and structure complicated refractory chlorinated organic pollutans, especially, the reductive dechlorination reaction of the three chlorinated EDCs: 2,4-dichlorophenoxyacetic acid(2,4-D), Hexachlorocyclohexane, and chlordane.

通过研究水体中有机氯类环境内分泌干扰物在金属催化还原体系中的还原脱氯反应,考察了铁屑镀钯双金属催化还原技术在处理水体中大分子量复杂结构的难降解氯代有机污染物的应用,着重研究了水体中2,4-二氯苯氧乙酸(2,4-D)、六六六和氯丹三种有机氯类环境内分泌干扰物在Pd/Fe催化还原体系中的还原脱氯行为。

The function of the addition of co-substrate ethanol was to in-situ regenerate NADH. A mathematical model was derived, in which, two substrates were catalytically reacted in sequence. The model was applied to the system involving the reduction of 2'-chloroacetophenone to R-2'-chloro-1-phenyl-ethanol by S.

深入研究了在乙醇存在下生物还原过程中酵母细胞内NADH、NAD〓、NADPH及NADP〓浓度的变化规律,发现胞内NADPH浓度迅速降低到零,而NADH浓度始终维持在较高水平,证明了用于底物还原反应的辅酶是NADH,辅助底物乙醇的加入有利于实现辅酶Ⅰ的原位再生。

According to the regular condensation polymerization principle, a certain amount of amino terminated polyether D230 and a certain amount of divinyl three amine are mixed uniformly by water, and then a certain amount of hexanedioic acid is added in and stirred for dissolving.

本发明属于工业水处理技术领域,具体涉及一种抑制水中二氧化硅/硅酸盐垢沉积的非离子型聚合物及其制备方法,该聚合物是一种含具有醚键、仲胺键、肽键结构的非离子型共聚物,具体为己二酸/端氨基聚醚/二乙烯三胺共聚物,按照常规的缩聚反应原理,首先用水将一定量的端氨基聚醚D230和一定量的二乙烯三胺混合均匀,然后加入一定量的己二酸并搅拌使其溶解。

What's more, we measure the inhibition rate of calcium carbonate and conglutination of the polymaths.

以丙烯酸、顺丁烯二酸酐和丙烯酰胺为原料,过硫酸钾为引发剂,在不同的条件下进行自由基聚合反应,生成不同分子量的共聚物,并测定了这些共聚物的粘度和对碳酸钙的阻垢率。

This is due to the fact that AFP in the sample flows through the sample pad and binds the conjugate to form a complex. This complex then migrates down to the membrane and binds to the immobilized anti-AFP antibody A2 of the test line, resulting in the immobilization of the reddish conjugate.

如果样品中含有甲胎蛋白,膜上便会出现肉眼可见的微红色检测线,这是由于样品中的AFP与标记有单克隆抗体A1的免疫金结合形成复合物,复合物向膜上移动与固定在膜上的检测线单克隆抗体A2结合反应,结果在该处形成固定的微红色线条。

The influence of a transition metal acetylacetone catalyst on the behavior, mechanism and product structure of the co-curing of epoxy and cyanate was studied by DSC and FT-IR.

应用DSC、FT-IR对乙酰丙酮过渡金属络合物催化促进的环氧树酯与氰酸酯共固化反应行为、历程以及固化物的结构特征进行了研究探讨。

The responses of the differential 〓〓 index detecter and ultravolet absorption detector widely used in liquid chromatography or size exclusion chromatography was analyzed first in regard to the structure and the relating physical properties of the solute for the purpose of quantitation.

本论文对液体色谱和体积排除色谱两种最常用的检测器-示差折光检测器和紫外吸收检测器的检测响应与溶质的结构和物理性质的关系作了深入的研究,将定量化SEC应用于共聚物、过渡金属配合物以及冠醚配合反应的研究中取得成功。

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