Lipase-catalyzed ring-opening polymerization of natural compound-based cyclic monomers

Area of Science:

• Polymer Chemistry
• Green Chemistry
• Biomaterials Science

Background:

• Growing demand for sustainable, environment-friendly materials fuels interest in biodegradable polymers.
• Conventional metal catalysts in polymerization raise toxicity concerns for final polymer products.
• Enzymatic synthesis using green catalysts offers a safer alternative for producing polymers from natural sources.

Purpose of the Study:

• To review lipase-catalyzed ring-opening polymerization (ROP) of cyclic monomers derived from natural compounds.
• To emphasize monomer synthesis, lipase selection, and reaction condition optimization.
• To discuss challenges and future perspectives in green polymer development.

Main Methods:

• Summarizing literature on lipase-catalyzed ROP for various natural cyclic monomers.
• Focusing on ring-closure synthesis of monomers, lipase types, and reaction parameters (temperature, solvent, time).
• Analyzing challenges related to lipase choice, reusability, monomer design, and applications.

Main Results:

• Lipase-catalyzed ROP is a viable green strategy for synthesizing biodegradable polymers.
• Various natural compounds (bile acids, porphyrins, carbonates, lactones, anhydrides) can serve as cyclic monomers.
• Optimization of reaction conditions and lipase selection are crucial for efficient polymerization.

Conclusions:

• Lipase-catalyzed ROP provides a sustainable route to biodegradable polymers from natural resources.
• Further research is needed on lipase reusability, monomer design, and reaction engineering.
• This approach holds promise for developing eco-friendly materials with diverse applications.