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New Synthesis of 2-Phenylindene Derivatives
Authors:Krzysztof Wojciechowski
Affiliation:Institute of Organic Chemistry Polish Academy of Sciences ul. , Kasprzaka 44/52 PL-01-224, Warszawa, Poland
Abstract:Aza-ortho-xylylenes 4 generated via thermal extrusion of SO2 from 1,3-dihydro-2,1-benzisothiazolo-3-spiro-2′-indan 2,2-dioxides 3 undergo [1,5] hydrogen shift giving 2-phenylindene derivatives 5 in good yields.
Keywords:
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