• 报道碘代合成研究

    The paper focused on the study of synthesis of diiodophthalic anhydride.

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  • 本文均匀设计优化了合成工艺

    The synthetic procedure of the title compound was optimized by using uniform design.

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  • 结果表明催化剂作用下,碘代丙烯酸反应具有好的立体选择性生成反式丙烯酸;

    The result shows that, under this catalytic reaction, the Heck arylation of iodobenzene with acrylic acid has a good stereoselectivity and only trans-cinnamic acid is produced.

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  • 二十世纪90运动开始时,全球缺乏国家集中区域中亚内陆苏联加盟共和国

    In the 1990s, when the campaign for iodization began, the world's greatest concentration of iodine-deficient countries was in the landlocked former Soviet republics of Central Asia.

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  • 例如,硫葡萄糖苷干涉甲状腺吸收

    Glucosinolates can interfere with uptake of iodine by the thyroid, for example.

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  • 结论成功合成了所设计标题化合物有助于苯类非离子型X线造影剂研制

    CONCLUSION The successful synthesis of the new compound is helpful to the new generational research of tetraiodobenzene series X-ray contrast agent.

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  • 使用最多化合物(次氯酸钠形式)

    The most widely used halogenated compounds are chlorine (in the form of sodium hypochlorite) and iodine.

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  • 目的探讨是否一样影响学习记忆功能特别是母体高是否会造成影响。

    Objective To verify whether high iodine, especially high iodine in mothers body, can hinder learning memory function of babies as low iodine can.

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  • 目的比较空腹高脂顿服动力学变化,探讨饮食对胺酮药动力学影响。

    Ojective To investigate the pharmacokinetics of amiodarone tablets administered once orally after fasting or taking fatty food.

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  • 试样王水分解、泡塑富集分离金,硫脲解脱,以硝酸-硫酸破坏硫脲,氟化氢胺- EDTA掩蔽等干扰元素化钾使之析出,以淀粉指示剂,用硫硫酸钠进行滴定

    Conceal disturbing elements like iron, copper, lead with hydrogen fluoride amine-EDTA, add the potassium iodide to separate iodine, and take starch as indicator, titrate with sodium hyposulfite.

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  • 本文采用动力学方法研究口服大、小剂量制剂药物变化规律。

    The pharmacokinetics of iodized oil was studied after oral administration in iodine deficient rats.

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  • 所述含硼化合物存在反应物环氧烷烃反应物混合

    The boron compound and iodine source are combined with reactants of a fluoroalcohol and an alkylene oxide in the presence of a base.

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  • 研究了吖啶酮类化合物荧光特性,详细地讨论了不同啶酮与不同的二苯基盐之间的荧光灭作用;

    The fluorescence property of acridone or thioacridone was studied, and the fluorescence of different acridones quenched by different diphenyl iodium salts were discussed in more detail;

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  • 研究了吖啶酮类化合物荧光特性,详细地讨论了不同啶酮与不同的二苯基盐之间的荧光灭作用;

    The fluorescence property of acridone or thioacridone was studied, and the fluorescence of different acridones quenched by different diphenyl iodium salts were discussed in more detail;

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