硝基苯、2-氯代苯甲酸等污染物的降解率分别为1 0 0 %。
The degradability for nitrobenzene, 2 chloro butenoic acid are all 100%.
第一种方法:用液溴作芳化试剂,将4-氯代四氢苯酐芳化为4-氯代苯酐,收率达到89%,纯度大于99%;
The first route was using the liquid bromine to aromatize the 4-chlorotetrahydrophthalic anhydride to 4-chlorophthalic anhydride, The yield was 89%, and the purity was more than 99%.
氯代苯甘氨酸是一类重要的医药中间体。文章叙述了目前氯代苯甘氨酸的制备的方法以及应用的进展,参考文献27篇。
Chlorophenylglycine is an important intermediate for pharmaceutical production. The prepared methods and the advance of application were reviewed with 27 references in this article.
选用SE54型毛细管柱、氢火焰离子化检测器,以三氯代苯为内标物,采用较低的柱温,使内标物与TDI更好地分离,减少了副反应的发生。
The TDI and internal standard chemicals can be separated better and the side reaction is reduced at lower column temperature by use of SE54 capillary column and FID detector.
以苯并噻唑为原料,通过工艺研究,合成了生产化学除草剂苯噻草胺的中间体2 -氯代苯并噻唑,分析实验结果表明,反应收率高,产物纯度高。
The synthesis of 2_Chlorobenzolthiazole, which can be used as intermediate in the manufacture of herbicide named as Mefenacet with high yield and purity, was reported in this paper.
采用以氯唑沙宗为底物探针的药代动力学方法研究氟苯尼考对鲫鱼细胞色素P4502E1活性的影响。
The effect of florfenicol(FFC) on the activity of cytochrome P450 2E1 in Carassius auratus was evaluated by pharmacokinetics using chlorzoxazone(CZX) as a specific substrate.
经过筛选确定苯系物、多环芳烃、有机氯农药、多氯联苯和挥发性卤代烃为主要污染物。
The main pollutants are benzene serial materials, polycyclic aromatic hydrocarbon, organochlorine insecticide, PCB and volatile halogenated hydrocarbon.
说出来吓死你,死尸会释放出苯,二氯二氟代甲烷等一系列奇怪的化学物质。然而也正是这些物质帮助了科学家找到各种隐秘的墓穴。
Dead bodies emit a surprising array of chemicals, from benzene to freon, which can help forensic scientists find clandestine graves.
以2,4-二羟基苯甲酸甲酯为原料,经过氯代反应、水解反应、脱羧反应合成2,4-二氯间苯二酚。
The compound 2,4-dichlororesorcinol was obtained from the starting material 2,4-dihydroxybenzoate via chlorinated reaction, hydrolysis and decarboxylation.
以邻甲氧基苯酚与对氯*为原料,经四步反应合成6-(2-甲氧苯氧基)-1,4-二氢-4-氧代-3-喹啉羧酸乙酯。经抗鸡球虫实验证明具有抗球虫效果。
The compound 6-(2-methoxy phenoxy)-1, 4-dihydrogen-4-oxo-3-ethyl quinoline carboxylate is prepared with o-methoxyphenol and p-chloronitrobenzene as materials and through four-step reaction.
以邻甲氧基苯酚与对氯*为原料,经四步反应合成6-(2-甲氧苯氧基)-1,4-二氢-4-氧代-3-喹啉羧酸乙酯。经抗鸡球虫实验证明具有抗球虫效果。
The compound 6-(2-methoxy phenoxy)-1, 4-dihydrogen-4-oxo-3-ethyl quinoline carboxylate is prepared with o-methoxyphenol and p-chloronitrobenzene as materials and through four-step reaction.
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