Liebigs Annalen der Chemie

(Trifluormethylsulfonyloxy) arendiazonium??Salze aus chinoiden Diazoketonen und Trifluormethansulfonsäureanhydrid

G Maas, A Tretter

Index: Maas, Gerhard; Tretter, Andreas Liebigs Annalen der Chemie, 1985 , # 9 p. 1866 - 1873

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Abstract

Abstract Durch O-Sulfonylierung der o-oder p-chinoiden Diazoketone 1a–c bzw. 3a–c mit Trifluormethansulfonsäureanhydrid erhält man o-bzw. p-(Trifluormethylsulfonyloxy) arendiazonium-Salze. Die heterocyclischen α-Diazocarbonylverbindungen 5a, b reagieren analog. Alle (Trifluormethylsulfonyloxy) arendiazonium-Salze sind sehr hydrolyseempfindlich. Azokupplungen müssen daher in nichtwäßrigem Medium ...

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