Scheme 2.

From

Is Hammett Correlation of Dipole Moments of mono-Substituted Benzenes Helpful to Distinguish o,p-Directing Groups from m-Directing Groups in an Aromatic Electrophilic Substitution? A Chemical Education Perspective

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World Journal of Chemical Education. 2022, 10(1), 20-22 doi:10.12691/wjce-10-1-3