
Synthesis p. 519 - 524 (1996)
Update date:2022-08-03
Topics:
Mérour, Jean-Yves
Chichereau, Lucien
Desarbre, Eric
Gadonneix, Philippe
Aldolization reactions of 1-acetyl-1H-indol-3(2H)-one with glyoxal derivatives afforded (1-acetyl-3-oxo-2,3-dihydro-1H-indol-2-ylidene)acetic acid ester derivatives 2 and 3. Spiro compounds 6 were obtained by Diels-Alder reactions of 2; inverse electron demand Diels-Alder reactions of 2 afforded pyrano indoles 8.
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