A droplet microfluidic platform for high-throughput photochemical reaction discovery

Area of Science:

• Chemical Engineering
• Medicinal Chemistry
• Process Development

Background:

• Continuous flow technology is vital for industrial photochemical reactions but faces scale-up challenges from batch processes.
• Translating vial-based batch reactions to continuous flow requires significant time and resources.
• Photochemical reactions offer powerful tools for drug discovery and development.

Purpose of the Study:

• To develop a droplet microfluidic platform for high-throughput reaction discovery in flow.
• To enable efficient generation of pharmaceutically relevant compound libraries.
• To address the limitations of traditional methods in photochemical reaction scale-up.

Main Methods:

• Development of a droplet microfluidic platform for continuous flow reactions.
• Performing reactions on a picomole scale for enhanced material efficiency.
• Utilizing on-line electrospray ionization mass spectrometry (ESI-MS) for high-throughput data collection.

Main Results:

• The platform facilitates high-throughput reaction discovery and compound library generation.
• Reactions are conducted with high material efficiency at the picomole scale.
• Rapid analysis of nanoliter-sized droplets is achieved using on-line ESI-MS at 0.3 samples/s.

Conclusions:

• The droplet microfluidic platform accelerates discovery in flow chemistry.
• This technology enhances material efficiency and enables rapid screening of photochemical reactions.
• The platform is envisioned to significantly impact drug discovery and development processes.