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Communication | Regular issue | Vol 34, No. 6, 1992, pp.1085-1088
Published online, 1st January, 1970
DOI: 10.3987/COM-92-6015
Preparation of 2,5-Disilylated Thiophene Derivatives and Their Conversion to 2,5-Dihalo Derivatives

Naomichi Furukawa,* Hiroki Hoshiai, Tadao Shibutani, Masato Higaki, Fujiko Iwasaki, and Hisashi Fujihara

*Department of Chemistry, University of Tsukuba, Tsukuba, Ibaraki 305, Japan


2,5-Disilylated thiophenes were prepared and readily oxidized with m-chloroperbenzoic acid (m-CPBA) to give the corresponding 1,1-dioxides. The thiophene dioxide was converted to 2,5-dihalogenothiophene dioxides with halogenating agents.