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Optimization of 5-HMF Synthesis by Using Catalytic Dehydration in Biphasic System with a Packed-Bed Continuous Flow
Supakrit Pumrod1, Nattee Akkarawatkhoosith2, Tiprawee Tongtummachat2
1Center of Excellence on Petrochemical and Materials Technology, Department of Chemical Engineering, Faculty of Engineering, Kasetsart University, Chatuchak, Bangkok 10900, Thailand.
ACS Omega
|April 28, 2025
Summary
Sustainable alternatives like 5-Hydroxymethylfurfural (5-HMF) are crucial. This study optimized conditions for high 5-HMF yield from fructose, achieving 73.45% yield and high purity through effective purification.
Area of Science:
- Biomass conversion
- Sustainable chemistry
- Chemical engineering
Background:
- Fossil fuel depletion and environmental concerns drive the need for renewable alternatives.
- 5-Hydroxymethylfurfural (5-HMF) is a key biomass-derived platform chemical for biofuels and polymers.
- Efficient production methods for 5-HMF are essential for its industrial viability.
Purpose of the Study:
- To optimize the production of 5-Hydroxymethylfurfural (5-HMF) from fructose.
- To investigate the effects of fructose concentration, phase ratio, and reaction time on 5-HMF yield.
- To develop efficient purification strategies for high-purity 5-HMF.
Main Methods:
- Factorial experimental design was used to study key reaction parameters.
- A biphasic system with a cation exchange resin catalyst was employed.
- Purification involved activated carbon adsorption and two-stage solvent extraction.
Main Results:
- Optimal conditions yielded 73.45% 5-HMF.
- Predicted optimal parameters: 100 g/L fructose, 8.36:1 organic-to-aqueous ratio, 6.91 min reaction time.
- Purification achieved 92.63% purity (organic) and 92.13% recovery (aqueous).
Conclusions:
- Efficient 5-HMF production is achievable through optimized reaction conditions.
- The developed purification methods significantly enhance 5-HMF purity and recovery.
- This research provides a foundation for scalable and sustainable 5-HMF manufacturing.
