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单词 Acetic oxide
释义

Acetic oxide

中文百科

乙酸酐 Acetic anhydride

(重定向自Acetic oxide)

乙酸酐是由乙酸衍生出来的酸酐,分子式为(CH3CO)2O,常缩写为Ac2O。它是最简单的有机酸酐之一,有机合成中常用它作乙酰化试剂或失水剂。在室温下乙酸酐为无色液体,与空气中的水分反应,从而散发出乙酸的强烈味道。

英语百科

Acetic anhydride 乙酸酐

(重定向自Acetic oxide)

Acetic anhydride, or ethanoic anhydride, is the chemical compound with the formula (CH3CO)2O. Commonly abbreviated Ac2O, it is the simplest isolable anhydride of a carboxylic acid and is widely used as a reagent in organic synthesis. It is a colorless liquid that smells strongly of acetic acid, which is formed by its reaction with moisture in the air.

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更新时间:2025/6/17 9:06:43