Chemistry of Heterocyclic Compounds p. 709 - 711 (1989)
Update date:2022-07-30
Topics:
Litvinova, V. V.
Solodovnikov, V. E.
Anisimov, A. V.
Viktorova, E. A.
Allyl-2-pyridylsulfide gives upon heating in tetraline and DMF a mixture of 2-methyl-2,3-dihydrothieno<2,3-b>pyridine, dihydrothiopyrano<2,3-b>pyridine, and a mixture of sulfides and disulfides which are formed upon recombination of thiyl radicals.The S-oxide of this sulfide forms only 2-methyl-2,3-dihydrothieno<2,3-b>pyridine of cyclic compounds, which indicates a predominant 2,3- and not 3,3-sigmatropic rearrangement.
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