• 研究了强碱氢氧化钾加入溶剂等反应影响发现随着碱浓度增加,邻硝基甲苯转化率增加,邻硝基苯甲醛的收率先增后降。

    The effect of strong base, KOH, was studied and it was found that the conversion of o-nitrotoluene increased if the amount of KOH increased.

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  • 实验结果表明,季铵盐a1高锰酸钾氧化硝基甲苯合成硝基苯甲酸,1种优良的相转移催化剂

    The experiment results show that a 1 is a good PTC for synthesis of ONBA with o nitrotoluene by oxidation of potassium permanganate.

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  • 研究了作为制备新型硝基原料中间体2-硝基-1,3-苯二酚(NB多甘醇双甲苯磺酸酯(OEDT)的合成

    Synthesis of 2 nitro 1,3 benzenediol( NB) and oligoethyleneglycol ditosylate(OEDT) used as material for inner nitrocrown ether are studied.

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  • 福克斯新闻报道美国科罗拉多州立大学研究人员一种植物进行生物性改造这样空气只要稍有三硝基甲苯的气味,可以

    American researchers at Colorado State University have biologically engineered a plant that turns white when it detects even trace amounts of TNT in the air, Fox News reports.

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  • 福克斯新闻报道美国科罗拉多州立大学研究人员一种植物进行生物性改造这样空气只要稍有三硝基甲苯的气味,可以

    American researchers at Colorado State University have biologically engineered a plant that turns white when it detects even trace amounts of TNT in the air, Fox News reports.

    youdao

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