FORMATION AND REACTION OF CARBONYL YLIDES. 1,3-DIPOLAR CYCLOADDITION OF 1-METHOXY-2-BENZOPYRYLIUM-4-OLATE TO CARBONYL COMPOUNDS

DOI: 10.1246/cl.1983.1453

Source and publish data:

Chemistry Letters p. 1453 - 1456 (1983)

Update date:2022-07-30

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Authors:

Ibata, Toshikazu

Toyoda, Jiro

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Article abstract of DOI:10.1246/cl.1983.1453

Copper(II) acetylacetonate-catalyzed decomposition of o-methoxycarbonyl-α-diazoacetophenone in benzene in the presence of carbonyl compounds gave 1,3-dipolar cycloadducts of 1-methoxy-2-benzopyrylium-4-olate with carbonyl compounds in high yields.

Full text of DOI:10.1246/cl.1983.1453

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