Abstract:Aus den Diindiketonen (I) und (IV) unter der Einwirkung von Tris‐[triphenylphosphin]‐RhCl entstehende instabile Komplexe lassen sich mit Acetylenen zu den Naphthochinonen (II) (IR‐Banden, 1H‐NMR‐Spektren) und (V) (IR‐Banden, 1H‐NMR‐Spektren), mit m‐Chlor‐perbenzoesäure, S, rotem Se oder Nitrosobenzol (alle Reaktionen in siedendem Benzol) zu den Benzochinonen (VI) (IR‐Banden, 1H‐NMR‐Spektren) umsetzen.
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