• 本文研究影响异丙醇合成产率各种因素,确定了合成异丙醇钇的最佳条件

    In this paper, the factors influencing yttrium isopropoxide yield were investigated, then the optimal conditions were found for the synthesis of yttrium isopropoxide.

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  • 研究了盐酸为原料,氯化锌为催化剂合成氯代异丙工艺条件反应动力学过程进行了分析。

    The reaction conditions and reaction mechanism were studied on synthesis of isopropyl chloride from isopropanol and hydrochloric acid catalyzed by zinc chloride.

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  • 合成B具不同取代基的黄黄烷酮- 7 - o -异丙醇胺衍生物,进行了对头碱诱发大鼠室性心律失常预防作用的药理试验

    Five groups of B-ring substituted flavone and flavanone-7-O-isopropanolamine derivatives were synthesized and tested on rats for the ventricular arrhythmia induced by aconitine.

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  • 聚酯PEAPEPA聚醚(PTMGTDI为原料合成聚氨酯预聚体,用三异丙醇胺 (TIPA)和1,4-丁二BDO混合物作扩链剂制备聚氨酯弹性体。

    A series of polyurethane (PU) elastomer were synthesized from polyester(PEA, PEPA) or polyether(PTMG), toluene dissocyanate (TDI), mixture of triisopropanolamine(TIPA) and 1,4-butanediol(BDO).

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  • 采用氢化作为水剂,以丙醇为原料合成硼酸异丙酯,该方法具有成本低、操作简便、条件温和、的优点。

    Triisopropyl borate was synthesized with high yield from 2 propanol and boron oxide by using calcium hydride as drying agent to remove resultant water.

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  • 采用氢化作为水剂,以丙醇为原料合成硼酸异丙酯,该方法具有成本低、操作简便、条件温和、的优点。

    Triisopropyl borate was synthesized with high yield from 2 propanol and boron oxide by using calcium hydride as drying agent to remove resultant water.

    youdao

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