A new inequilateral organic polyamine, 2-aminoethyl-bi(3-aminopropyl)amine, was synthesized by the additional and hydrogenation reaction of aminoacetonitrile with acrylonitrile.
利用氨基乙腈及丙烯腈的亲核加成、氢化反应合成了一种新的不等臂有机多胺化合物2 -氨基乙基-二（3-氨基丙基）胺。
Polyurethane coated waterproof material is a type of elastic waterproof material solidified in bi-component chemical reaction.
聚氨酯涂膜防水材料是双组分化学反应固化型弹性防水涂料。
This paper reports the reaction of one step-synthesizing triadimefonin bi-solvents systen.
本论文研究了在混合双溶剂存在下一步法合成三唑酮的反应。
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