A direct method for phosphorus atom insertion via phosphorous acid for synthesizing P-doped curved polycyclic π-systems

Key Points

• To develop a direct, metal-free method for inserting phosphorus atoms into π-frameworks.
• Utilized phosphorous acid (H3PO3) for phosphorus atom insertion.
• Focused on a metal-free approach to synthesis.
• Employed straightforward synthetic techniques to create P-doped materials.
• Successfully synthesized P-doped curved polycyclic π-systems.
• Demonstrated the effectiveness of using phosphorous acid in the insertion process.