Tetrahedron Letters p. 1161 - 1164 (1998)
Update date:2022-08-17
Topics:
Robert, Helene
Garrigues, Bernard
Dubac, Jacques
In presence of bismuth (III) chloride, a carbonylated electrophile (ethyl mesoxalate or glyoxylate) and usual diene led selectively (65 to 100%) the hetero carbonyl-Diels-Alder reaction the ene reaction product. BiCl3 exhibits strong catalytic activity and, compared with previous literature, reacts under mild conditions.
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