New 1, 4-diketone synthesis using nitroolefins and trimethylsilyl enol ethers. A convenient regiospecific route to cyclopentenones

M Miyashita, T Yanami…

文献索引：Miyashita,M. et al. Journal of the American Chemical Society, 1976 , vol. 98, p. 4679 - 4681

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被引用次数: 99

摘要

88 a All new compounds showed the expected spectra and gave satisfactory elemental analyses. b Only optimum Lewis acids are listed. C Isolated yield. d Diastereomer mixture. e Hydrochloric acid (10%) was used for hydrolytic treatment. fDouble bond isomerization product. g Mixture of double bond isomers and diastereomers. h This compound was prepared in 50% yield from 2-octanone by treatment with lithium diisopropylamide ...