A process for the preparation of an aromatic product is disclosed which includes a step b) of contacting one or more intermediate compounds with a further acid to form the aromatic product. The intermediate compounds can be obtained in step a) that includes contacting a 7-oxabicyclo[2.2.1]hept-2-ene core structure with an acidic mixture. The amount of acid in step b) is higher than the amount of acid in step a).

A process for the preparation of an aromatic product is disclosed which includes a step b) of contacting one or more intermediate compounds with a further acid to form the aromatic product. The intermediate compounds can be obtained in step a) that includes contacting a 7-oxabicyclo[2.2.1]hept-2-ene core structure with an acidic mixture. The amount of acid in step b) is higher than the amount of acid in step a).

A process for the preparation of an aromatic product is disclosed which includes a step b) of contacting one or more intermediate compounds with a further acid to form the aromatic product. The intermediate compounds can be obtained in step a) that includes contacting a 7-oxabicyclo[2.2.1]hept-2-ene core structure with an acidic mixture. The amount of acid in step b) is higher than the amount of acid in step a).