Intramolecular interactions in a heterometallic copper( ii )–lead( ii ) tetranuclear β-diketonate complex: insights from thermodynamics, molecular spectroscopy and quantum chemical calculations

Key Points

• The aim is to investigate intramolecular interactions in a copper-lead complex through various scientific methods.
• Synthesis of a Cu-Pb tetranuclear complex
• Thermodynamic analysis of stability and volatility
• Molecular spectroscopy to assess IR spectrum
• Quantum chemical calculations for theoretical insights
• The complex sublimes as an intact binuclear unit
• Key Cu-Pb donor-acceptor interactions are observed
• Weak Cu-O(Pb) interactions are identified in the IR spectrum