2-Benzopyrylium salts. 36. Disproportion
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S. V. Verin; E. V. Kuznetsov; Yu. A. Zhdanov
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Article
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1989
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Springer US
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English
⚖ 424 KB
It was observed that the disproportionation of 2-benzopyrylium salts proceeds through prior dimerization. Intermediates were isolated and identified. Assumptions regarding the mechanism of the transformation are expressed. Continuing our study of the recently observed 4--1'dimerization of 2-benzopy