Oxidation of 4??chromanones with thallium (III) nitrate

PG Ciattini, E Morera, G Ortar

文献索引：Ciattini, Pier Giuseppe; Morera, Enrico; Ortar, Giorgio Journal of Heterocyclic Chemistry, 1982 , vol. 19, p. 395 - 400

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被引用次数: 14

摘要

Abstract Treatment of 4-chromanones 1a-g with thallium (III) nitrate in acidic methanol results mainly in dehydrogenation, whereas α-methoxylation and/or Taylor-McKillop rearrangement predominate in trimethyl orthoformate. The mechanistic features of these oxidations are briefly discussed.

491-37-2

2,3-二氢苯并吡喃-4-酮

~77%

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~10%

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~63%

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~64%

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~58%

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~57%

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~26%

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~27%

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~17%

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~64%

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~64%

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