Potassium t-butoxide reacts with aryl halides in an inert solvent or in the absence of solvent to give arynes in good yield, as indicated by the isolation of mixtures of aryl t-butyl ethers, the isomeric compositions of which have been determined, or, in the case of reactions carried out with added anthracene, of substituted triptycenes.
J. I. G. Cadogan, J. K. A. Hall and J. T. Sharp, J. Chem. Soc. C, 1967, 1860 DOI: 10.1039/J39670001860
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