Abstract
A series of selena-aza-crown ether is condensed by 1,5-bis (p-tosylsulphonylamino)-3-selena-entane with ditosylates or dihalides in K2CO3/DMF or NaH/DMF. The yields are about 30%–60%.
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Supported by the National Natural Science Foundation of China (No. 29372067)
Xu Hansheng: born in 1931, Professor.
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Hansheng, X., Guangya, X., Jun, W. et al. Studies on hetero-macrocyclic polyether (X VII) the synthesis of selena-aza crown ethers. Wuhan Univ. J. Nat. Sci. 4, 85–88 (1999). https://doi.org/10.1007/BF02827630
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DOI: https://doi.org/10.1007/BF02827630