Beilstein J. Org. Chem.2007,3, No. 2, doi:10.1186/1860-5397-3-2
-f, the ratios of diastereomeric photoproducts have not been changed too much using ultrasoundirradiation.
In order to explain the results obtained, we have compared the results of the semi-empirical PM3 calculations on the complexes of 1a-f + 2 in the ground state with those of α-epoxyketones 1a-f
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Graphical Abstract
Scheme 1:
Ultrasound-assisted photocatalytic ring opening of α-epoxyketones.