• 反应在常温进行化产物质量方法相当。

    The reaction proceeds at room temperature and the quality and yield of acetylate are comparison with ordinary method.

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  • 本文综述了对学工业具有潜在经济价值油酸甲酯油醇的氢反应进展介绍了反应产物应用前景。

    In this text, the developments of hydroformylation of methyl oleate and oleyl alcohol, as well as the reactions and applications of its final products were reviewed.

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  • 红外光谱样品进行定性分析高效液相色谱对肌醇样品的乙酰化产物进行定量测定。

    A new method has been developed to analyze inositol in feed additive samples. FT - IR technique was used for qualitative analysis, and HPLC technique for quantitative analysis.

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  • 结果结论在该条件下水杨酸可以DIPPH发生酰化反应,生成水杨酸羟基磷酰化产物

    Results and Conclusion: The phosphorylating reaction could happen under the condition mentioned between salicylic acid and phosphorylating agent-DIPPH. The target product could be determined by NMR.

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  • 酰化反应DMAP作催剂,采用冰上倾倒反应使产物析出后处理方法收率82.8%;

    DMAP as catalyst, the postprocessing steps were simplified with the method of pouring the reaction solution into ice, the yield was 82.8%;

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  • 氢氧存在时与2倍量氯反应主要得到4 ,5化产物

    Acyl 5 acyloxypyrazoles were obtained with 2 equivalents of acid chlorides in the present of calcium hydroxide.

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  • 无溶剂条件下实现了苯甲酸酐的酰化反应,部分产物NMRIR表征

    Acetylation between alcohol and benzoyl oxide was carried out using ZnBr_2 as a Lewis acid catalyst in solvent-free condition. Some structures were characterized by NMR and IR.

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  • 无溶剂条件下实现了苯甲酸酐的酰化反应,部分产物NMRIR表征

    Acetylation between alcohol and benzoyl oxide was carried out using ZnBr_2 as a Lewis acid catalyst in solvent-free condition. Some structures were characterized by NMR and IR.

    youdao

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