The 1-(Ï-nitropropyl)- and 1-(Ï-nitrobutyl)-6-hydroxytetralins 10 and 16, obtained by new sequences from 6-methoxytetralone, undergo stereospecific intramolecular coupling between phenolate and nitronate functions, to yield the tricyclospirodienones 11, 70%, and 17, 66%.
1-(ω-硝基丙基)-和1-(ω-硝基丁基)-6-羟基四氢
萘 10 和 16 通过新序列从6-甲氧基四氢
萘酮获得,发生了苯氧根和
硝酸根功能之间的立体选择性分子内偶联,生成
三环螺
吡二酮 11,产率为70%,和 17,产率为66%。