Figure 7. Comparing free radicals as septet intermediates of the radical substitution reaction of toluene and ethyl benzene with bromine under irradiation with UV light

From

Photobromination (SR) and Corresp. SN1 Reactions – Key Reactions for the Development and the Application of the Concept of Hyperconjugation

Marc Zimmermann, Dennis Domke, Michael Schween

World Journal of Chemical Education. 2021, 9(4), 175-184 doi:10.12691/wjce-9-4-10