A covalent polyoxomolybdate-based hybrid with remarkable electron reservoir properties

Area of Science:

• Inorganic Chemistry
• Materials Science
• Electrochemistry

Background:

• Polyoxomolybdates (POMs) are versatile inorganic clusters with tunable electronic properties.
• Hybrid materials incorporating POMs offer unique functionalities for various applications.
• Functionalization of POMs allows for tailored material characteristics.

Purpose of the Study:

• To synthesize and characterize a novel polyoxomolybdate-based hybrid platform.
• To investigate the grafting of a ferrocenyl moiety onto the POM via a post-functionalization strategy.
• To evaluate the electrochemical properties and electron reservoir capacity of the resulting hybrid material.

Main Methods:

• Synthesis of the polyoxomolybdate hybrid TBA4[PMo11O39{Sn(p-C6H4I)}].
• Post-functionalization of the iodo-aryl moiety with a ferrocenyl group.
• Electrochemical characterization techniques to assess electron reservoir properties.

Main Results:

• Successful synthesis of the novel polyoxomolybdate hybrid platform.
• Demonstration of successful grafting of ferrocenyl moiety onto the POM.
• Electrochemical studies revealed significant electron reservoir properties of the hybrid.
• Acid addition further enhanced the electron reservoir characteristics.

Conclusions:

• The reported polyoxomolybdate hybrid platform exhibits promising electron reservoir properties.
• The post-functionalization strategy is effective for incorporating redox-active units like ferrocene.
• The material's electrochemical performance can be modulated by external stimuli such as acid addition.