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对氨基酚

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A new kind of copolyetherimide is synthesized, and effect of contents of this kind of COPEI resin on morphology of blends of COPEI/the diglycidyl ether of bisphenol A(the Epikote 828)/ 4,4'-diamino diphenyl sulphone and preparation of epoxy resin microspheres are researched .

采用共缩聚方法合成了一种新型聚醚酰亚胺,通过改变它在COPEI/双酚A二缩水甘油醚型环氧树脂(E828)/二氨基二苯基砜共混体系中的用量,考察了对共混体系的相结构以及对制备环氧树脂微球的影响。

Inhibition to biological treatment process by seven naphthalene derivatives was investigated with Rank Cell respirometer, and all the test chemicals were proved to be potential inhibitors to both activated sludge process and nitrification at different level.

用Rank Cell呼吸仪研究了2-萘酚、1-萘胺、5-氨基-1-萘酚、1-氨基-4-氯萘、2-萘磺酸、2-氨基-1-萘磺酸和7-氨基-4-羟基-2-萘磺酸等七种萘系列有机化合物对生物处理过程的抑制,证明被测化合物对活性污泥过程和硝化过程均有不同程度的抑制作用。

Amino-6-methoxy Benzothiazole 99%、2-Amino Benzothiazole 99%、Veratraldehyde 99%、Veratric Acid 99%、1,2- Dimethoxy Benzene 99%、6-Nitroveratric Acid 97%、2,5-Dichlorobenzoic Acid 99%、4-Chloro-3-Nitrobenzoic Acid 99%、 3-Nitrobenzole Acid 98%、p-Methoxybenzoie Acid 99%、Anisole 99.5%、p-Methoxyacetophenonc 99%、(2'-Chloroethyl) Benzene 99%、(2'-Bromoethyl) Benzene 99%、N,N-Diethyi-m-Toiuamide 99%、Aminoacetonitrile Hydrochloride 98%、 Alkyl Diphenyl Phosphate Estrel 98%、5-Chloro-2-benzothiazolone 99%、6-bromo-2-naphthol 98%、6-Nitro-Veretric Acid Estrel 97%、4-chloro phenoxyaeetic 99

2-氨基-6-甲氧基苯骈噻唑、2-氨基苯骈噻唑、藜芦醛、藜芦酸、藜芦醚、6-硝基藜芦酸、2,5-二氯苯甲酸、3-硝基-4-氯苯甲酸、3-硝基苯甲酸、对甲氧基苯甲酸、苯甲醚、对甲氧基苯乙酮、β-氯代苯乙烷、β-溴代苯乙烷、N,N-二乙基间甲苯甲酰胺、氨基乙腈盐酸盐、磷酸二苯月桂酯、5-氯-2-苯骈噻唑酮、6-溴-2-萘酚、6-硝基藜芦酸甲酯、4-氯苯氧乙酸

Seven Schiff bases of N-(4-hydroxyphenylmethylene)-1-naphthylamine, N-(4-hydroxyphenylmethylene)-p-methoxyaniline, N-(4-hydroxyphenylmethylene)-benzylamine, N-(4-hydroxy-3-methoxyphenylmethylene) furfurylamine, N-(4-hydroxy-3-methoxyphenyl methylene)-p-methylaniline, N-(4-hydroxy-3-methoxyphenylmethylene)-p-methoxyaniline and N-salicylidene-4-aminoantipyrine were first synthesized by the one step solid phase reactions between aromatic aldehydes with phenolic hydroxyl and amines at room temperature without solvent.

分别以带酚羟基的芳醛与胺类反应,首次通过室温固相反应一步合成了N-(4-羟基苯基亚甲基)-1-萘胺、N-(4-羟基苯基亚甲基)-对甲氧基苯胺、N-(4-羟基苯基亚甲基)-苄胺、N-(4-羟基-3-甲氧基苯基亚甲基)糠胺、N-(4-羟基-3-甲氧基苯基亚甲基)-对甲苯胺、N-(4-羟基-3-甲氧基苯基亚甲基)-对甲氧基苯胺和N-亚水杨基-4-氨基安替比林7种Schiff碱,反应15min完成,产率均超过90%。

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。

With water-alcohol as solvent, 1-amino-2-naphthol-4-sulfonic acid was prepared from β-naphthol by nitrosotion, addition, and sulphonation.

摘 要:以β萘酚为原料,在水醇混合溶剂存在下,经亚硝化、加成、磺化制得 1 氨基 2 萘酚 4 磺酸,考察了原料配比、混合溶剂配比、反应时间、反应温度及过滤等因素对反应的影响,确定了优惠工艺条件。

Simple painkillers such as aspirin and paracetamol may help.

简单的止痛药如阿司匹林和对乙酰氨基酚可能的帮助。

With TEMPO(5 mol%) as the catalyst,N-methyl-N-phenyl-hydrazine(1.2 equiv.) as the amine source,the direct ortho-amination of 2-naphthols could be easily achieved.The reaction was carried out at room temperature under air atmosphere.

以5 mol%TEMPO为催化剂,1.2当量N-甲基-N-苯基肼作氨源,二氯甲烷为溶剂,空气中,室温下,实现了对2-萘酚邻位氨基化,可以高效的合成1-氨基-2-萘酚类化合物。

With TEMPO(5 mol%) as the catalyst,N-methyl-N-phenyl-hydrazine(1.2 equiv.) as the amine source,the direct ortho-amination of 2-naphthols could be easily achieved.

以5 mol%TEMPO为催化剂,1.2当量N-甲基-N-苯基肼作氨源,二氯甲烷为溶剂,空气中,室温下,实现了对2-萘酚邻位氨基化,可以高效的合成1-氨基-2-萘酚类化合物。

The experiment takes carbolic acid as raw material , adopt acetophenetidin-rization, Fries weight row , the oxime have molten , Beckmann weight row combining method has got target outcome to acetophenetidin aminophenol, total recovery is under using acetone as catalysator in the best reaction temperature and the best reaction time: 40.5%.

在线等翻译~请哪位好心人帮我翻译一下我的毕业论文摘要~谢谢了。不要网站或者软件直译的!摘要本实验以苯酚为原料,采用乙酰化、Fries重排、肟化、Beckmann重排的合成方法得到了目标产物对乙酰氨基酚,用丙酮作催化剂在最佳反应温度和最佳反应时间下总收率为:40.5%。

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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。