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Proposal of a symmetry rule for β,γ-unsaturated ketones
Authors:Hiroko Kuritani  Keiji Shingu  Masazumi Nakagawa
Affiliation:Department of Chemistry, Faculty of Science, Osaka University, Toyonaka, Osaka, 560 Japan
Abstract:A symmetry rule for the sign of Cotton effect of β,γ-unsaturated ketnoes in n → π* region has been proposed and this rule can correctly predict the sign of c.d. even for the ketones to which the generalized octant rule could not be applied.
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