• 三氧化吡啶反应制备吡啶重酸盐。

    The preparation of pure pyridinium dichromate is described.

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  • 氯化铵氧化可以较高产率将选择性氧化生成相应

    The selective oxidations of secondary alcohols to corresponding ketones by ammonium chlorochromate were described in this paper.

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  • 吡啶可以卤素硝基四氟化硼盐、 氧化三氧化反应形成一些有用的有机试剂

    Pyridine can react with halogens, nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper.

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  • 滑石硬脂酸苯基甲基聚矽氧烷,氧化氧化氧化绿,人工合成群青蓝,水氧化铬绿。

    Talc, Zinc Stearate, Phenyl Trimethicone, Iron Oxide Brown, Ferric Ammonium Ferrocyanide, Chrome Oxide Green, Ultramarine Blue, Hydrated Chrome Oxide Green.

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  • 滑石硬脂酸苯基甲基聚矽氧烷,氧化氧化氧化绿,人工合成群青蓝,水氧化铬绿。

    Talc, Zinc Stearate, Phenyl Trimethicone, Iron Oxide Brown, Ferric Ammonium Ferrocyanide, Chrome Oxide Green, Ultramarine Blue, Hydrated Chrome Oxide Green.

    youdao

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