Balz-Schiemann Reaction

The conversion of aryl amines to aryl fluorides via diazotisation and subsequent thermal decomposition of the derived tetrafluoroborates or hexafluorophosphates. The decomposition may also be induced photochemically.

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Mechanism of the Balz-Schiemann Reaction

see Diazotisation.

The mechanism of the Balz-Schiemann reaction remains obscure. A possible pathway is shown below:

Recent Literature

Fluorodediazonization in ionic liquid solvents: new life for the Balz-Schiemann reaction
K. K. Laali, V. J. Gettwert, J. Fluorine Chem., 2001, 107, 31-34.