Mechanochemical Synthesis of π-Conjugated Naphthotetrathiophene-Based Covalent Organic Frameworks and Their Post-modification via the Doebner Reaction

Key Points

• Mechanochemistry enables the synthesis of new π-conjugated COFs, expanding structural possibilities.
• Two new isomeric COFs based on naphthotetrathiophenetetracarbaldehydes were synthesized efficiently.
• Post-modification via the Doebner reaction enhances the versatility of the synthesized frameworks.
• The study showcases innovative methods, potentially impacting future COF synthesis and application.