PHOTOCYCLIZATION OF PROPENES TO CYCLOPROPANES: NOVEL PHENYL AND HYDROGEN MIGRATIONS IN PI,PI* SYSTEMS,
TULANE UNIV NEW ORLEANS LA DEPT OF CHEMISTRY
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The photocyclization is reported of five phenyl-substituted propenes to cyclopropanes, demonstrating that the reaction is reasonably general. Cyclization is clearly associated with phenyl migration in three cases and with hydrogen migration in another.