下列有机物中,在不同条件下,既能发生水解反应和消去反应,又能

下列有机物中,在不同条件下,既能发生水解反应和消去反应,又能发生酯化反应并能与金属钠反应放出氢气的是(       )

A.只有②            B.只有①②             C.只有②③             D.只有①②③

 

答案

C

解析:

 

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