p-Methoxybenzoylmethylium Hexafluoroantimonate: the First Isolatable Carbonyl-substituted Carbenium Ion Salt

DOI: 10.1039/c39830000007

Source and publish data:

Journal of the Chemical Society. Chemical communications p. 7 (1983)

Update date:2022-08-04

Topics:

Authors:

Takeuchi, Ken'ichi

Kitagawa, Toshikazu

Okamoto, Kunio

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Article abstract of DOI:10.1039/c39830000007

The title compound (p-MeOC6H4)2(p-MeOC6H4CO)C⁺SbF6^- has been prepared as a stable crystalline salt from the corresponding chloride and silver hexafluoroantimonate; when heated in 1,2-dichloroethane this cation affords 2,3-bis-(p-methoxyphenyl)-6-methoxybenzofuran (5) via cyclization.

Full text of DOI:10.1039/c39830000007

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