High-yielding and scalable synthesis of furfural acetals using protonated κ-carrageenan as a biorenewable acid catalyst

Key Points

• The aim is to synthesize carbohydrate-derived furfural acetals using a biorenewable acid catalyst.
• Utilized protonated κ-carrageenan as an acid catalyst.
• Focused on high-yielding and scalable synthesis methods.
• Explored applications of the synthesized acetals.
• Achieved high yields of furfural acetals.
• Demonstrated scalability for potential industrial applications.