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外型7-氧杂二环〔2.2.1〕庚-5-烯-2,3-二酸酐(1)是合成抗肿瘤药物去甲斑蝥素及其衍生物的重要中间体,系由呋喃和顺丁烯二酸酐进行 Diels-Alder 加成反应而制得。
Appearance 7-oxabicyclo [2.2.1] hept-5-ene-2,3-dianhydride (1) is an important intermediate in the synthesis of antineoplastic drugs norcantharidin and its derivatives, Butene dianhydride Diels-Alder addition reaction obtained.