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Isosorbide and dimethyl carbonate: a green match
1Department of Environmental Sciences, Informatics and Statistics, Ca' Foscari University, Scientific Campus Via Torino 155 , 30170 Venezia Mestre, Italy.
Beilstein Journal of Organic Chemistry
|February 2, 2017
Summary
This study explores using dimethyl carbonate (DMC) with D-sorbitol and isosorbide. This green chemistry approach efficiently produces isosorbide and valuable derivatives like polycarbonate monomers and solvents.
Area of Science:
- Green chemistry
- Biomass conversion
- Sustainable synthesis
Background:
- D-sorbitol and isosorbide are key bio-based platform chemicals.
- Dimethyl carbonate (DMC) is an environmentally benign reagent and solvent.
- Developing sustainable chemical processes is crucial for industry.
Purpose of the Study:
- To investigate the reactivity of D-sorbitol and isosorbide with DMC.
- To establish efficient and environmentally friendly synthesis routes.
- To explore potential industrial applications of the products.
Main Methods:
- Dehydration of D-sorbitol using DMC and a base catalyst.
- Reaction of isosorbide with DMC.
- Characterization of reaction products.
Main Results:
- Efficient, high-yielding, one-pot synthesis of isosorbide from D-sorbitol via DMC.
- Formation of dicarboxymethyl isosorbide, a potential polycarbonate monomer.
- Synthesis of dimethyl isosorbide, a high-boiling green solvent.
Conclusions:
- The use of DMC offers a chlorine-free and environmentally sound method for producing isosorbide.
- Isosorbide's reactivity with DMC yields valuable compounds for polymer and solvent applications.
- This green chemistry approach presents significant industrial potential.