Differences between the basic and general methods

The two methods approach the question differently. The general method tries to incorporate mesomeric and tautomeric rearrangement, as in 2-pyridone, while the basic method does not. In the basic method the external double bond breaks the formation of an aromatic ring.

images/download/attachments/1806272/diff_basic_and_general_1.png

images/download/attachments/1806272/diff_basic_and_general_1.png

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Molecule in aliphatic form

before aromatization

After aromatization with

Basic method

After aromatization with

General method