• 二乙氨基原料,磷酸氢钾为催化剂,合成出标题化合物。

    Isoamyl hexanoate could be synthesized using stannic chloride from caproic acid and isoamyl alcohol.

    youdao

  • 总多糖二乙氨基纤维素(DEAE 52)层析,分离得到两种均一组分

    Two homogenital components were obtained by column chromography using cellulose DEAE-52 as fixed phase.

    youdao

  • 室内采用培法分别测定不同浓度胺苯不同浓度己酸二乙氨基醇酯(简称DA-6)水稻生长影响以及不同浓度胺苯磺隆处理下DA-6对水稻根生长影响。

    The paper presented the effect of ethametsulfuron and DA-6 on the growth of rice seedlings at the different concentrations in soil using bioassay methods in the room.

    youdao

  • 硫代酰胺分子通过氨基巯基共同吸附金属表面

    Dithiooxamide molecules were adsorbed on the metal surface through the amine and thiol groups.

    youdao

  • 芦竹氨基碱性条件下缩合,得缩合物。

    Under the alkali conditions, the gramine condension with diethyl acetamidomalonate to obtain the condensation compound.

    youdao

  • 利用氨基腈及丙烯腈亲核加成、氢化反应合成了一种新的不等有机化合物2 -氨基基-(3-氨基丙基)胺。

    A new inequilateral organic polyamine, 2-aminoethyl-bi(3-aminopropyl)amine, was synthesized by the additional and hydrogenation reaction of aminoacetonitrile with acrylonitrile.

    youdao

  • 选择甲基丙烯酸甲基氨基改性丙烯酸树脂获得带有反应性氨基丙烯酸树脂,进而制备改性丙烯酸环氧粉末涂料

    By using dimethylamino ethyl methacrylate to modify acrylate resin, we acquired a new type of acrylate resin with reactive amino group. Further, we engineered a modified acrylic-epoxy powder coating.

    youdao

  • 碱性条件下,氨基硫化、氯甲酸反应合成了异硫氰基酯,收率4 8。

    Isothiocyanatoacetate ester is synthesized by the reaction of aminoacetic acid with carbon disulfide and ethyl chloroformate in the presence of an alkali with the overall yield of 48.

    youdao

  • 碱性条件下,氨基硫化、氯甲酸反应合成了异硫氰基酯,收率4 8。

    Isothiocyanatoacetate ester is synthesized by the reaction of aminoacetic acid with carbon disulfide and ethyl chloroformate in the presence of an alkali with the overall yield of 48.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定