• 有机化学家接受了平均平面己烷理论

    Organic chemists accepted the theory of the average planar cyclohexane ring .

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  • 离子试剂种类浓度丙酮环己烷含量作为影响分离效果因素

    The types and the concentrations of different kinds of ion pair reagents, the contents of acetone and cyclohexane were considered as factors which affected the results of separation.

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  • 因此50 %转换环己烷合成己二单一步骤氧化最好结果研究

    Thus, there was a 50% conversion of cyclohexane to adipic acid in a single step oxidation, which represented the best result from this present study.

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  • 介绍了一种环己烷氧化碱液中回收高价值有机酸方法

    A new process for recovering valuable organic acids from waste alkali liquor in cyclohexane oxidation is introduced.

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  • 摘要铌作催化剂环己烷带水剂,用甲醇直接合成了酸芐酯。

    Using niobic acid as catalyst, cyclohexane as dehydrant, benzyl propionate was synthesized based on propionic acid and benzyl alcohol.

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  • 论文针对环己烷液相无催化氧化串联鼓泡搅拌反应器生产装置(BSTR),建立了氧化装置过程数学模型

    A model of five-bubble-stirred-tank reactor (BSTR) for industrial uncatalyzed oxidation process of cyclohexane was established to predict and optimize the the industrial production.

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  • 根据生产实践经验论述了环己烷氧化过程中系统结渣主要原因结渣问题采取措施。

    On the basis of production experience, the main reason for the system fouling during the oxidation of cyclohexane is discussed, and methods to prevent the fouling are introduced.

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  • 在无任何外加溶剂及共还原剂条件下,应用高分子金属作为催化剂,选择性催化空气氧化己烷己醇。

    This macromolecular metalloporphyrin was used as the catalyst for the first time for cyclohexane oxidation to cyclohexanol and cyclohexanone with air in the absence of additives or solvents.

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  • 分析己烷生产装置实际运行过程影响能力发挥因素提出解决措施,以利于指导生产设计、生产操作运行管理

    Factors which influences on capacity of production units of cyclohexane in production were analysed. Solutions were put forward. It convinced direction for design operation and management.

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  • 介绍环己烷液相氧化法生产工艺以及改进情况

    This article details the cyclohexanone production process by liquid cyclohexane oxidation and its improvement.

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  • 工业生产常用环己烷戊烷夹带剂进行精馏生产无水乙醇。

    Benzene, cyclohexane and normal pentane etc. are frequently used as entrainers in industrial production of anhydrous alcohol through constant boiling and fine distillation.

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  • 采用石英反应器常压研究了十氢萘己烷氧化裂解(GOC)过程

    The gas phase oxidative cracking (GOC) processes of decalin and cyclohexane were investigated by using the quartz tube reactor at atmospheric pressure.

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  • 研究开发了由芳烃装置中间副产物芳烃抽余制取环己烷工艺

    This paper presents the technology for producing cyclohexane from aromatic hydrocarbon raffinate oil which is a mid-byproduct in aromatic hydrocarbon plant.

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  • 加氢生成环己烷化学过程

    A chemical process in which benzene is hydrogenated to produce cyclohexane.

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  • 烷基己烷母源物质主要海洋生物陆源

    The precursor of alkyl cyclohexane mainly derived from marine organism and mixed with terrestrial matter.

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  • 本论文的一部分工作研究了胰蛋白酶正交晶系两种不同晶型晶体环己烷中的晶体结构

    In the first part, the structures of two orthorhombic forms of trypsin crystals in cyclohexane were studied.

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  • 氧化不利于烷基己烷烷基苯的形成

    Cyclohexanes and Alkylbenzenes are rarely formed in oxidizing milieu.

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  • 并用脉冲微反色谱技术考察催化剂环己烷脱氢性能

    By means of pulse microreactor-gas chromatographic method, the catalytic properties of the catalyst for the dehydrogenation of cyclohexane are tested.

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  • -2-丙基金属-克兰荪重排反应,生成2-烯丙基-1,1-二金属环己烷

    Allyl - cyclohexenyl zinc undergoes the metalla - Claisen rearrangement leading to 2 - allyl 1, 1 -Gemdimetallic - cyclohexane.

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  • 原料合成250以上有机化学品主要衍生物乙苯、异苯、环己烷硝基苯

    Benzene as raw materials in order to be more than 250 kinds of synthetic organic chemicals, but the main derivatives for ethylbenzene, cumene, cyclohexane and nitrobenzene.

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  • 通过模型筛选参数估值得到了己烷水蒸汽转化反应动力学模型。

    Through model screening and parameter estimation, a kinetic model of cyclohexane steam reforming reaction is obtained.

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  • 加入己烷时,影响较小

    When the cyclohexane was added, its influence was slight.

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  • 论文己烷己烷、异烷为模型化合物,对高碳烷烃经氧化裂解过程制低碳烯烃进行了研究

    The oxidative cracking of model compounds, such as hexane, cyclohexane, isooctane and decane, were investigated in this paper.

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  • 结论通过加入己烷与醋酸共讲方法来除去醋酸提高了化合物1收率

    The yield of 1 is improved by cyclohexane-aided azeotropic removal of AcOH from the reaction mixture.

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  • 回收的己烷、无乙醇用于物理化学实验

    The purified cyclohexane and absolute ethanol can be suitable to the experiment of physical chemistry.

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  • 加氢产物主要环己烷

    The reaction products were mainly cyclohexane.

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  • 己烷溶剂溶质测得萘摩尔质量相对误差1%以内。

    With the hexamethylene as solvent and naphthalene as solute, the relative error of molar mass of naphthalene measured is not much as 1%.

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  • 设计合成一系列具有不同取代基甲酰(苯)胺衍生物,测定它们非极性溶剂己烷中的荧光发射光谱

    A series of prar-and meta-substituted benzanilides were synthesized and their fluorescence spectra in nonpolar solvent cyclohexane were investigated.

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  • 报道了4-乙基环己烷甲酸纯度分析方法

    Methods for purity analysis of trans 4 ethylcyclohexanecarboxylic acid are reported in this paper.

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  • 报道了4-乙基环己烷甲酸纯度分析方法

    Methods for purity analysis of trans 4 ethylcyclohexanecarboxylic acid are reported in this paper.

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