Journal of the American Chemical Society p. 2165 - 2177 (1993)
Update date:2022-08-02
Topics:
Schmittel, Michael
Von Seggern, Heinke
Whereas the thermal reaction of the aryl methyl ketenes 1a and 1b with 2 resulted, as anticipated, in the periselective formation of the vinylcyclobutanones 3-6, the aminium ion salt initiated cycloaddition afforded selectively the Diels-Alder products 10
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