An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids.

一类弱酸性有机合成物，分子中含有一个或更多羟基。

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An anhydride formed by the removal of a water molecule from the hydroxyl and carboxyl radicals of hydroxy acids.

一类弱酸性有机合成物，分子中含有一个或更多羟基。

youdao