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High throughput analysis and purification in support of automated parallel synthesis
H N Weller1, M G Young, S J Michalczyk
1Combinatorial Drug Discovery, Bristol-Myers Squibb Pharmaceutical Research Institute, Princeton, NJ 08543-4000, USA.
Molecular Diversity
|January 1, 1997
Summary
New high-performance liquid chromatography (HPLC) methods enable rapid analysis and purification of parallel synthesis libraries. These efficient techniques significantly increase throughput for both analytical and preparative applications.
Area of Science:
- Analytical Chemistry
- Organic Synthesis
- Chromatography
Background:
- Parallel synthesis is crucial for generating diverse compound libraries.
- Efficient analytical and purification methods are needed to support high-throughput synthesis.
- Existing high-performance liquid chromatography (HPLC) methods can be time-consuming for large libraries.
Purpose of the Study:
- To develop rapid reverse-phase analytical and preparative HPLC methods.
- To enhance the efficiency and throughput of compound analysis and purification for parallel synthesis.
- To enable continuous, unattended operation of HPLC systems for maximum productivity.
Main Methods:
- Utilized reverse-phase HPLC with gradient elution.
- Employed short column lengths and high flow rates.
- Implemented hardware and software modifications for automated, continuous operation.
Main Results:
- Achieved analysis of over 300 compounds per day on a single analytical system.
- Enabled purification of up to 200 compounds per day on a single preparative system.
- Demonstrated the feasibility of continuous unattended HPLC operation.
Conclusions:
- Developed rapid HPLC methods suitable for parallel synthesis libraries.
- Significantly increased throughput for both analytical and preparative HPLC.
- These methods offer a highly efficient solution for managing large compound libraries.