Integrated and automated high-throughput purification of libraries on microscale

Area of Science:

• Chemical synthesis and purification
• Analytical chemistry
• Drug discovery automation

Background:

• Traditional chemical library purification is time-consuming and labor-intensive.
• Integrating synthesis with downstream analysis requires efficient sample handling.
• Need for automated workflows to accelerate the drug discovery process.

Purpose of the Study:

• To develop an automated platform for rapid purification and quantification of chemical libraries.
• To enable direct reformatting of purified compounds into DMSO stock solutions.
• To streamline the process from high-throughput synthesis to property profiling.

Main Methods:

• Development of a fully integrated, solution-based automated workflow.
• Utilizing microscale preparative reversed-phase High-Performance Liquid Chromatography-Mass Spectrometry (RP-HPLC-MS) with tailored conditions.
• Incorporating online fraction quality control (QC) and Charged Aerosol Detection (CAD)-based quantification.
• Automated reformatting of purified compounds to 10 mM DMSO stock solutions.

Main Results:

• Successful development of an automated platform for chemical library purification and quantification.
• Demonstrated efficiency gains by eliminating solid handling steps.
• Established a seamless link between chemical synthesis and subsequent property profiling.
• Generated 10 mM DMSO stock solutions from purified chemical libraries.

Conclusions:

• The automated platform significantly enhances the efficiency of chemical library processing.
• This workflow facilitates rapid profiling of novel chemical matter for biological and physicochemical properties.
• The solution-based approach minimizes manual intervention and accelerates drug discovery pipelines.