discussed. For this purpose, dimethyl 7-oxa-bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylate was prepared by the addition reaction of furan to dimethyl acetylene dicarboxylate. Fragmentation reaction of dimethyl 7-oxa-bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylate was examined by two different methods; KMnO4/CuSO4·5H2O and OsO4/NaIO4/2,6-lutidine. Ester groups of dimethyl 2-formylfuran-3,4-dicarboxylate
在本文中,进行了具有高显示
生物活性的
核糖和
呋喃衍
生物的合成,并讨论了它们的
生物活性。为此,通过
呋喃与
乙炔二
甲酸二甲酯的加成反应制备了 7-氧杂-
双环[2.2.1]庚-2,5-二烯-2,3-二
甲酸二甲酯。用两种不同的方法检测了 7-oxa-bicyclo[2.2.1]hepta-2,5-diene-2,3-dicarboxylate 的裂解反应;KMnO 4 /CuSO 4 ·5H 2 O和OsO 4 /NaIO 4 /2,6-二
甲基吡啶。2-甲酰基
呋喃-3,4-二
羧酸二甲酯的酯基被LiAlH 4和NaBH 4还原. 7-氧杂-
双环[2.2.1]庚-2,5-二烯-2,3-二
羧酸二甲酯与MCPBA(间
氯过
苯甲酸)和3,8-二氧杂
三环[3.2.1.0 2,4 ]oct二甲酯反应-6-ene-6,7-dicarboxylate 以高产率合成。3,8-二氧杂
三环[3.2.1.0 2,4 ]辛-6-烯-6