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Selective Even-Numbered Bromination of Triptycene Tris(thiadiazoles)

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journal contribution
posted on 07.11.2014, 00:00 by Bernd Kohl, Lena Charlotte Over, Thorsten Lohr, Mariya Vasylyeva, Frank Rominger, Michael Mastalerz
An unusual even-numbered bromination of triptycene tristhiadiazole is described, giving selectively dibromo-, tetrabromo-, and hexabromotriptycenes with two bromines each at the same phenyl ring. The new compounds can be used as precursors for extended π-conjugated systems and polymers.