酰亚胺结构 与 酰胺键 是一回事么?结构是什么样的？ 什么叫酰胺键？和肽键有什么区别啊？
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酰亚胺：可看作氨(或伯胺)分子的两个氢原子被两个酰基取代形成的羧酰衍物。-CO-NH-CO-
酰胺：羧酸中的羟基被氨基(或胺基)取代而生成的化合物。 -CO-NH-
