Energy-Efficient Solar Photochemistry with Luminescent Solar Concentrator Based Photomicroreactors

Area of Science:

• Photochemistry
• Sustainable Chemistry
• Chemical Engineering

Background:

• Sunlight is an abundant and sustainable energy source.
• Direct solar energy utilization for chemical transformations is highly desirable.
• Photochemical reactions offer unique synthetic pathways.

Purpose of the Study:

• To demonstrate the efficient use of solar irradiation for diverse photochemical transformations.
• To introduce novel, cost-effective, and solvent-resistant luminescent solar concentrator based photomicroreactors.
• To showcase the applicability of these reactors across the visible-light spectrum.

Main Methods:

• Development of blue, green, and red luminescent solar concentrator photomicroreactors.
• Testing reactors under homogeneous and multiphase reaction conditions.
• Application in photochemical oxidations, photocatalytic trifluoromethylation, and metallaphotoredox transformations.

Main Results:

• Efficient powering of various photon-driven transformations using solar irradiation.
• Successful accommodation of both homogeneous and multiphase reaction conditions.
• Demonstrated synthesis of medicinally relevant molecules, including ascaridole and an artemisinin intermediate.

Conclusions:

• Luminescent solar concentrator photomicroreactors offer an efficient and sustainable platform for solar photochemistry.
• These reactors are versatile, enabling a wide range of chemical transformations across the visible spectrum.
• The technology holds promise for green chemistry applications and the synthesis of valuable compounds.