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Synlett 1997; 1997(6): 671-672
DOI: 10.1055/s-1997-3250
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Oxidation of 1,2,5-Thiadiazolidine 1,1-Dioxides: Synthesis of Diaryl 1,2-Diketones

Sunil V. Pansare* , Mahesh G. Malusare
  • *Division of Organic Chemistry (Synthesis), National Chemical Laboratory, Pune 411008, India
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Publikationsdatum:
31. Dezember 2000 (online)

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Treatment of 3,4-diaryl 1,2,5-thiadiazolidine 1,1-dioxides with selenium dioxide followed by hydrolysis of the crude oxidation product furnishes the corresponding diaryl 1,2-diketones. Symmetrical and unsymmetrical diketones are readily prepared by this method.

thiadiazolidine - oxidation - unsymmetrical - diaryl diketone