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苯胺

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The novel methods for the synthesis of Camptothecin intermediates were described as Friedlandle. Second, we synthsized the key compound—BI, and then made some improvements and innovations of the methods from the reference. The method of using more economically phenylaldehyde derivatives and phenylamine derivatives instead of o-aminobenzaldhyde was worked out.

然后成功合成重要的中间体BI,并且在参考原始文献的基础上作出了改进和创新,使用更便宜的苯甲醛衍生物和苯胺衍生物代替了邻氨基苯甲醛,合成了一系列未关B环的喜树碱中间体衍生物,并获得成功。

The separation of 1-(2,6-dichlorophenyl)-2 - indolone and related materials in the synthesis of medical intermediate DC I from 2,6-dichlorophenol and phenylamine was investigated with high performanc e liquid chrom atography under different chromatographic conditions.

应用高效液相色谱方法研究了以2,6-二氯苯酚和苯胺为起始原料合成药物中间体1-(2 ,6-二氯苯基)-2-吲哚酮过程中,DCI及相关物质在不同色谱条件下的分离情况。

Study on Extender N,N-Di(2-hydroxypropyl) phenylamine

扩链剂N,N-二(2-羟丙基)苯胺的研究

The 7-bromo group was replaced with various aniline, and then treated with 4-methoxybenzenesulfonyl chloride to afford the 6-azaindole-1-sulfonamides.The synthesis of 7-aryl-6- azaindole-1- sulfonamide derivatives were prepared by a Suzuki reaction at 7-position, utilizing the 7-bromo-6-azaindole was treated with a variety of phenylboric acid to give the designed 7-aryl substituted 6-azaindoles.

将七号位碳上的溴基取代成各种苯胺类衍生物,再与4-甲氧基-磺基氯苯反应得到6-氮基吲哚-1-磺胺。7-苯基-6-氮基吲哚-1-磺胺类衍生物的合成是以7-溴基-6氮基吲哚-1-磺胺为起始物和各种苯硼酸经由铃木偶合反应在第七号位碳上,得到在第七号位碳上有苯基取代的6-氮基吲哚-1-磺胺。

Phenylenediamines, aminophenols, methoxyanil ines, and 1,4- hydroquinone, 1-naphthylamine were polymerized via the catalysis of horseradish peroxidase in mixed solvents of l,4-dioxane and water at amibient conditions by using hydrogen peroxide as the oxidant. Several factors influencing the polymer yield, such as the concentration of the substrate, pH value and oxidant amount were examined using a- phenylenediamine as substrate.

本文选择了苯二胺、氨基苯酚、甲氧基苯胺三个系列,以及对苯二酚、1-萘胺等单体,在二氧六环-水混合介质中以辣根过氧化物酶为催化剂,以双氧水为氧化剂进行了不同底物的室温酶促聚合,并以邻苯二胺为底物考察了溶剂用量、pH值、作为氧化剂的双氧水用量等条件对聚合物收率的影响。

Photons and photoactive room temperature ionic liquid cations replaced conventional oxidants and metal complexes to promote the polymerization of aniline monomer.

在聚合反应过程中,光子和具有光化学活性的室温离子液体阳离子取代了传统的化学氧化剂和金属络合物促使苯胺单体发生氧化。

The mechanism of toxicity of anilines to Photobacterium phosphoreum is also investigated.

应用两种理化参数logP和pKa,对毒性数据进行定量构效关系研究,探讨苯胺类化合物的毒性机制。

The results show that the toxicities of chloranlines to Photobacterium Phosphoreum are increased as the increase of sum of the net electric charge on the benzene ring.

结果表明:SQR值越大,即化合物苯环上的正电性越强,则氯苯胺类化合物对Photobacterium Phosphoreum的毒性就越大,据此可预测化合物的毒性。

A corrosion inhibitor CH - 10 used in high temperature acid treatment was obtained by compounding this cationic Mannich base with propargyl alcohol.

针对Mannich碱型缓蚀剂存在的溶解性不好和缓蚀率不高等问题,以甲醛、环己酮和苯胺为原料,合成了一种Mannich碱型缓蚀剂CH-9,将其阳离子化后,再与丙炔醇复配,得到了阳离子型高温酸化缓蚀剂CH-10。

Polyaniline has become one of the most promising conducting polymers due to its cheap material, simple preparation and good environmental stability, especially its unique protonic acid doping mechanism.

苯胺以其原料易得、制备方便、环境稳定性好特别是它具有独特的质子酸掺杂机制而成为导电聚合物的研究热点。

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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。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。