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Organic Solvent Nanofiltration in Pharmaceutical Applications.
Hui Xiao1, Yanyue Feng2, William R F Goundry1
1Early Chemical Development, Pharmaceutical Sciences, Biopharmaceuticals R&D, AstraZeneca, Macclesfield SK10 2NA, United Kingdom.
Organic solvent nanofiltration (OSN) offers a sustainable alternative to traditional pharmaceutical separation methods. This membrane technology reduces energy and solvent use, improving process efficiency and environmental impact.
Area of Science:
- Chemical Engineering
- Materials Science
- Pharmaceutical Technology
Background:
- Conventional separation techniques like distillation and chromatography in pharmaceutical manufacturing are energy-intensive and generate significant solvent waste.
- There is a growing need for sustainable and efficient separation processes in the pharmaceutical industry.
Purpose of the Study:
- To comprehensively review recent advancements (last 10 years) in organic solvent nanofiltration (OSN).
- To highlight the applications of OSN in pharmaceutical manufacturing, focusing on sustainability and energy efficiency.
Main Methods:
- Literature review of recent progress in OSN technology.
- Analysis of OSN applications in pharmaceutical processes such as API purification, catalyst recovery, and solvent management.
Main Results:
- OSN provides a low-energy, low-waste alternative to conventional separation methods.
- OSN is applicable to various pharmaceutical processes including active pharmaceutical ingredient (API) purification, homogeneous catalyst recovery, solvent exchange, and recovery, and peptide/oligonucleotide synthesis.
Conclusions:
- OSN represents a promising membrane technology for enhancing sustainability and energy efficiency in pharmaceutical manufacturing.
- Further research and development are needed to address challenges and fully realize the potential of OSN in the pharmaceutical sector.
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