Tri (tribromophenyl) cyanurate is synthesized from Tribromophenol and Cyanuric Chloride.
摘要由三聚和三溴反应制得合物三(三嗅)尿酸酯。
Tri (tribromophenyl) cyanurate is synthesized from Tribromophenol and Cyanuric Chloride.
摘要由三聚和三溴反应制得合物三(三嗅)尿酸酯。
The common absorption function of benzene and phynol in water on the series of organic soil is studied.
研究了水中和在系列有机膨润土上的共同吸附作用。
Catalytic synthesis of phenetole by ethylation of phenol with diethyl carbonate(DEC)in fixed bed reactor was investigated.
以碳酸二乙酯(DEC)为乙试剂,与在气固相条件下催合成乙醚。
The major components were Triphenylmethane, Phytol, n-Hexadecanoic acid, Phenol, 2,4,6-tris (1,1-dimethylethyl).And etc.
其主要成分是三-甲烷、叶绿醇、正十六碳酸、2,4,6-三(1,1-二甲乙)-等,这为进一步开发利用蒌蒿提了科学依据。
The catechin, ursolic were determined by HPLC.The polysaccharide and tannide were determined by sulphoacid-phenol and complexometric titration methods respectively.
用HPLC法测定儿茶素和熊果酸,硫酸-法测定多糖,络合滴定法测定鞣质的含量。
The primary synthetic methods of 4-hydroxycoumarin was reviewed starting from phenol, 2-acetylsalicylic acid, methyl salicylate, and o-hydroxyacetophenone respectively.
概述了4-羟香豆素的合成方法,重点介绍了法,乙酰水杨酸法,水杨酸甲酯法,邻羟乙酮法。
The p-fluorophenoxy propionic acid was synthesized by p-fluorophenol and 3-chloropropanoic acid as row materials and transfer catalyzed by TEBA.
以对氟和3-丙酸为起始原料,用苄三乙铵作为催剂,经过相转移催合成对氟氧丙酸。
The main synthetic methods of o-phenylphenol were reviewed.The method and research status of dehydrogenation to o-phenylphenol after cyclohexane condensation reaction were discussed detailedly.
摘要介绍合成邻的几种主要工艺方法,对环己酮缩合脱氢法制邻的合成方法及研究状况进行详细阐述。
A new camphol sandaliol was synthetized by selective alkylation of isocamphol and phenol with acidic catalyst, and following hydrogenated in the presence of Raney nickel.
本文用异龙脑与在酸性催剂作用下进行选择性烷反应,再经催氢还原得到龙脑檀香产品。
On the basis of mechanism analysis and compare of CODCr degradation rate, parachlorophenol and aniline were found to be easier degraded by ferrate than nitrobenzene.
由机理分析和宏观CODCr降解率难易程度比较可知高铁酸根与对、胺的反应比与硝的反应更加容易进行。
Research and development for fhe production of pyrocatechol and hydroquinone by reaction of phenol with hydrogen peroxide and percarboxylic acid as hydroxylating reagent are introduced.
着重介绍用过氧氢和过氧羧酸作羟剂,使羟生成邻二和对二的研究开发进展。
A foamable phenolic resin was prepared,through addition,condensation,in the presence of alkali.The resin was foamed with surfactant, foamer,solidifying agent , then the foam phenolplast was given .
与甲醛在碱性条件下经加成、缩合制得可发性醛树脂,该树脂和表面活性剂、发泡剂、固剂一起发泡即得醛泡沫塑料。
Therefore, improved carbol fuchsin can be used as the fluorochrome to nuclear DNA to reduce the costs of the use of DNA-specific fluorochrome such as DAPI and H33258.
实验结果表明, 改良品红染液可作为荧光染料代替DAPI及H33258等昂贵的核染料, 从而降低实验成本。
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