• 另一种2-巯基苯并噻唑先将甲烷氰化钠反应生成氰酸氯甲酯,然后氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。

    It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.

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  • 一般注射用的混合针剂含有(麻醉犯人),泮库麻痹犯人肌肉氯化钾停止犯人心跳)。

    The cocktail used generally contains sodium thiopental (to anaesthetise the condemned man), pancuronium bromide (to paralyse his muscles) and potassium chloride (to stop his heart).

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  • 研究氢化2 -丙烷催化剂作用下合成异丙反应动力学,建立了动力学模型

    Kinetics for synthesizing isopropyl mercaptan from NaHS and 2-bromopropane in the presence of catalyst was studied; the reaction and the kinetic model of the whole process were investigated.

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  • 所得结论如下:2—代尿嘧啶络合属于单斜晶系。

    The conclusions are as following The crystal of copper complex of 2-thiouracil bromide belongs to monoclinic system with cell dimensions.

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  • 芳香化产物醚谱图进行分析叙述了原料合成过程合成结果进行讨论。

    Analyzes on the spectras of bromide and aromatic sulfide, describes synthesis process of material and discusses the composite result.

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  • 介绍了以磷酸为原料,丙烷、二甲胺反应合成丙线磷工艺

    A new technology for preparation of Ethoprophos from o, o Diethyl Dithiophosphoric acid, Propance Bromide and Dimethylamine was introduced.

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  • 介绍了以磷酸为原料,丙烷、二甲胺反应合成丙线磷工艺

    A new technology for preparation of Ethoprophos from o, o Diethyl Dithiophosphoric acid, Propance Bromide and Dimethylamine was introduced.

    youdao

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