Controlling microenvironments and modifying anion binding selectivities using core functionalised hyperbranched...

Area of Science:

• Polymer Chemistry
• Supramolecular Chemistry
• Anion Recognition

Background:

• Hyperbranched polymers offer unique structural properties for functionalization.
• Anion recognition is crucial for sensing and separation technologies.
• Isophthalamide moieties are known for their hydrogen bonding capabilities in anion binding.

Purpose of the Study:

• To incorporate isophthalamide anion binding sites into hyperbranched polymers.
• To investigate the effect of this incorporation on the anion binding selectivity.
• To develop novel polymer-based receptors for specific anion detection.

Main Methods:

• Synthesis of hyperbranched polymers.
• Functionalization of polymers with isophthalamide units.
• Anion binding studies using spectroscopic techniques to determine selectivity.

Main Results:

• Successful incorporation of isophthalamide anion binding sites into the polymer architecture.
• Demonstrated a significant change in receptor selectivity.
• The modified polymer receptor showed a preference for bromide anions over chloride anions.

Conclusions:

• Isophthalamide functionalization of hyperbranched polymers can tune anion binding selectivity.
• This approach provides a versatile platform for designing selective anion receptors.
• The developed materials hold potential for applications in chemical sensing and separation.