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单词 Dimethyl acetylenedicarboxylate
释义

Dimethyl acetylenedicarboxylate

中文百科

丁炔二酸二甲酯

丁炔二酸二甲酯(英文缩写DMAD)是丁炔二酸与甲醇形成的羧酸酯,结构简式为CH3O2CC2CO2CH3。这种酯在常温常压下以液态存在,具有很强的亲电活性。因此,丁炔二酸二甲酯在实验室中广泛用作环加成反应(例如Diels-Alder反应)的亲双烯体。它也是一种活泼的Michael加成反应的受体。

英语百科

Dimethyl acetylenedicarboxylate 丁炔二酸二甲酯

Dimethyl acetylenedicarboxylate (DMAD) is an organic compound with the formula CH3O2CC2CO2CH3. It is a di-ester in which the ester groups are conjugated with a C-C triple bond. As such, the molecule is highly electrophilic, and is widely employed as a dienophile in cycloaddition reactions, such as the Diels-Alder reaction. It is also a potent Michael acceptor. This compound exists as a colorless liquid at room temperature. This compound was used in the preparation of nedocromil.

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更新时间:2025/6/17 10:41:39