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硒酮

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硒酮的结构
硒酮的结构

在化学中,硒酮 中的 原子被取代而成的化合物。 硒-77 是一种稳定同位素 ,因此可以通过核磁共振波谱(NMR)分析含硒酮的化学物质。 硒酮可用作77Se-NMR的手性衍生剂英语Chiral derivatizing agent[1] 手性恶唑烷硒酮可用于恶唑烷酮英语Oxazolidinone埃文斯羟醛反应,可允许用77Se-NMR确定醛醇产物的对映体过量百分数[2]

与具有早期氧族元素的类似结构相反,硒酮具有更大的空间和电子稳定性。 [3] 硒代二苯基甲酮可以可逆地二聚。它已知在类似于Diels-Alder反应的反应中与1,3-环戊二烯进行环加成。 [4]

参考资料

  1. ^ J. Peng; J. D. Odom; R. B. Dunlap & L. A. Silks III. Use of a selone chiral derivatizing agent for the absolute configurational assignment of stereogenic center. Tetrahedron: Asymmetry. 1994, 5 (9): 1627–1630. doi:10.1016/0957-4166(94)80066-9. 
  2. ^ L. Silks; D. Kimball; D. Hatch; et al. Chiral N-Acetyl Selone-Promoted Aldol Reactions. Synthetic Communications. 2009, 39 (4): 641–653. S2CID 96583069. doi:10.1080/00397910802419706. 
  3. ^ Okazaki, R.; Tokitoh, N. Heavy ketones, the heavier element congeners of a ketone. Accounts of Chemical Research. 2000, 33 (9): 625–630. PMID 10995200. doi:10.1021/ar980073b. 
  4. ^ Erker, G.; Hock, R.; Krüger, C.; Werner, S.; Klärner, F. G.; Artschwager-Perl, U. Synthesis and Cycloadditions of Monomeric Selenobenzophenone. Angewandte Chemie International Edition in English. 1990, 29 (9): 1067. doi:10.1002/anie.199010671. 


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硒酮
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