Chemistry of Heterocyclic Compounds p. 777 - 780 (1996)
Update date:2022-08-16
Topics:
Drevko
Smushkin
Kharchenko
We have studied the oxidation of 4H-chalcogenopyrans and chalcogenopyrylium salts by lead tetraacetate. We have established that the major reaction products on oxidation of 2,6-diphenyl-4H-thiopyran and selenopyran are 2,6-diphenyl-4H-thio(seleno)pyran-4-
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