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Oxetane Intermediate during a Direct Aldol Reaction: Stereoselective [5 + 1] Annulation Affording Tetralines

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journal contribution
posted on 24.09.2020, 13:07 by Takeshi Kuri, Yoshihiko Mizukami, Mio Shimogaki, Morifumi Fujita
An oxetane intermediate during a direct aldol reaction was trapped with an internal aryl group to yield trans-tetraline products. The contribution of the oxetane intermediate was confirmed by 18O-isotope labeling experiments.