• 最后4 -三甲基烟酸应用进一步研究给予展望。

    Finally, the prospect of the application and further research of 4-trifluoromethyl nicotinic acid was given.

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  • 基础上合成了4-三氟甲基烟酸两个衍生物4-三氟甲基酰胺、N-苄基-4-三氟甲基烟酰胺。

    On this basis, its two derivatives 4-(trifluoromethyl)nicotinamide and N-benzyl-4-trifluoromethyl-3-pyridine carboxamide were also synthesized.

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  • 本文介绍基于氧化生产烟酸工艺,选择了适当的复合催化剂,使原料3-甲基吡啶转化率99%,技术水平达到国外先进水平。

    The manufacture process of nicotinic acid based on ammonia oxidation method, which is introduced in this article, reached 99% conversion of 3-methyl pyridine.

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  • 甲基草烟,灭草烟酸氧咪草烟高效、低毒、对环境友好的咪唑啉酮类除草剂国内尚未工业化生产。

    Imazapic, Imazapyr and Imazamox are highly effective, low toxic and environments kindly Imidazolinone herbicides which have not been produced in our country.

    youdao

  • 甲基草烟,灭草烟酸氧咪草烟高效、低毒、对环境友好的咪唑啉酮类除草剂国内尚未工业化生产。

    Imazapic, Imazapyr and Imazamox are highly effective, low toxic and environments kindly Imidazolinone herbicides which have not been produced in our country.

    youdao

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