Methods: Five Schiff bases were prepared from piperonal and diamines by condensation reaction.
目的:成新的双-胡椒醛缩二胺
席夫碱
。
Methods: Five Schiff bases were prepared from piperonal and diamines by condensation reaction.
目的:成新的双-胡椒醛缩二胺
席夫碱
。
声明:以上句、词性分
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