Intramolecular Hetero-Diels-Alder Reaction of Alkylidene- and Benzylidenepyrazolones and Benzylideneisoxazolones. Investigations toward the Conformation of the Transition State

DOI: 10.1021/jo00239a024

Source and publish data:

Journal of Organic Chemistry p. 810 - 820 (1988)

Update date:2022-07-29

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Authors:

Tietze, Lutz F.

Brumby, Thomas

Pretor, Martina

Remberg, Gerd

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Article abstract of DOI:10.1021/jo00239a024

Stereochemical aspects of the intramolecular hetero-Diels-Alder reaction of hetero dienes are studied.Knoevenagel condensation of aromatic aldehydes 1, 12, 15,, and 21 with pyrazolones 8a-h and isoxazolone 17 gave the corresponding hetero dienes, e.g.,9a-

Full text of DOI:10.1021/jo00239a024

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