Published January 1, 2023
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Base-Mediated Rearrangement of α-Dithioacetyl Propargylamines via Expansion of Dithioacetyl Ring: Synthesis of Medium-Sized <i>S,S</i>-Heterocycles
- 1. Istanbul Tech Univ, Sci Fac, Dept Chem, TR-34469 Istanbul, Turkiye
Description
Base-mediated rearrangementof 1,3-dithianyl-substitutedpropargylaminesin DMF via expansion of the dithiane ring has been reported. The rearrangementprovided 9-membered amino-functionalized sulfur-containing heterocycles(dithionine derivatives) in good yields under mild conditions. Propargylaminesbearing 5-membered 1,3-dithiolane and 7-membered 1,3-dithiepane ringsrearranged in a similar manner yielding 8- and 10-membered S,S-heterocycles, respectively.
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