| Abstract: | Dioxiranes are shown to be powerful and convenient oxidation agents for benzopyrans, benzothiopyrans, and  ,  -unsaturated ketones.Department of Organic Chemistry, KOssuth Lajos University, Egyetem ter 1, H-4010 Debrecen, Hungary. Institute of Organic Chemistry, University of Würzburg, Am Hubland, D-97074 Würzburg, Germany. Technical Analytical Research Group of the Hungarian Academy of Sciences, Institute of General and Analytical Chemistry. Technical Univeristy, St. Gellert ter 4, H-1111 Budapest, Hungary. Published in Khimiya Geterotsiklicheskikh Soedinenii, No. 10, pp. 1345–1349, October, 1995. Original article submitted July 16, 1995. |
