Journal of Organic Chemistry p. 2811 - 2814 (1985)
Update date:2022-08-04
Topics:
Adam, Waldemar
Berkessel, Albrecht
Peters, Eva-Maria
Peters, Karl
Schnering, Hans Georg von
1,1,4,4-Tetraphenyl-3-buten-2-one (2a) was prepared by addition of the dianion of 1,1-diphenylacetone to benzophenone.Upon direct irradiation at 300 nm, the enone 2a rearranged mainly to (1,1,2,2-tetraphenylethyl)ketene (3).Intramolecular acylation of the
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