Functional systems with orthogonal dynamic covalent bonds.

Area of Science:

• Supramolecular Chemistry
• Organic Chemistry
• Materials Science

Background:

• Dynamic covalent bonds (DCBs) exhibit tunable lability, mimicking natural systems like protein folding.
• While single DCBs are common in synthetic systems, the use of orthogonal DCBs in tandem is less explored.
• Nature utilizes DCBs in critical processes, highlighting their potential in functional molecular architectures.

Purpose of the Study:

• To comprehensively review the emerging field of orthogonal dynamic covalent bonds in functional systems.
• To highlight the unique capabilities and applications of systems employing multiple, independent DCB chemistries.
• To showcase the potential of orthogonal DCBs in addressing complex challenges in molecular design and function.

Main Methods:

• Literature review of synthetic systems utilizing orthogonal dynamic covalent bonds.
• Analysis of natural systems employing dynamic covalent chemistry for functional insights.
• Categorization of diverse functions achieved through orthogonal dynamic covalent bond strategies.

Main Results:

• Summarizes a diverse range of functions, including self-sorting, self-healing, adaptation, and molecular logic gates.
• Demonstrates that orthogonal DCBs enable the creation of sophisticated molecular systems with unprecedented capabilities.
• Highlights the novelty and rarity of research in this specific area, indicating a nascent but promising field.

Conclusions:

• Orthogonal dynamic covalent bonds represent a powerful tool for designing advanced functional molecular systems.
• This approach allows chemists to ask novel questions and tackle complex challenges in molecular engineering.
• The field holds significant promise for supramolecular chemists and the broader scientific community interested in adaptive materials.