Regioselective –NO₂ Substitution Enables Tunable Photophysics and Molecular Packing in a Polycyclic 1,2-BN Heteroarene Framework

Key Points

• The research aims to explore how regioselective nitro substitution in BN heteroarenes impacts their photophysical properties and molecular arrangement.
• Synthesis of regioselective nitro-substituted BN heteroarenes
• Characterization of optoelectronic properties using spectroscopic techniques
• Analysis of molecular packing through structural assessments
• Enhanced optoelectronic properties observed with varying nitro substitution patterns
• Tunable molecular packing configurations identified based on substitution
• Significant improvements in photophysical behavior linked to structural modifications