Anomalous Cycloaddition of Oxazoles with PTAD

DOI: 10.1246/cl.1988.1551

Source and publish data:

Chemistry Letters p. 1551 - 1554 (1988)

Update date:2022-07-30

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Authors:

Ibata, Toshikazu

Isogami, Yasushi

Tamura, Hatsue

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Article abstract of DOI:10.1246/cl.1988.1551

The reaction of various substituted oxazoles with 4-phenyl-1,2,4-triazole-3,5-dione gave anomalous cycloadducts, N-phenyl-5-acyl-Δ³-1,2,4-triazoline-1,2-dicarboximides in high yields through oxazole ring opening.The structure of one of the addu

Full text of DOI:10.1246/cl.1988.1551

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Product name:1-Methyl-5,7-dioxo-6-phenyl-3-p-tolyl-6,7-dihydro-1H,5H-[1,2,4]triazolo[1,2-a][1,2,4]triazole-1-carboxylic acid methyl ester

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