Towards a Sustainable Synthesis of Oxymethylene Dimethyl Ether by Homogeneous Catalysis and Uptake of Molecular Formaldehyde

Autor: Ingo Krossing, Harald Scherer, Ines Lindner, Robin J. White, Samuel M. Fehr, Eberhard Jacob, Valentin Dybbert, Achim Schaadt, M. Ouda, Daniel Himmel, Andreas Peter
Přispěvatelé: Publica
Rok vydání: 2018
Předmět:
Zdroj: Angewandte Chemie. 130:9605-9608
ISSN: 0044-8249
DOI: 10.1002/ange.201802247
Popis: Oxymethylene dimethyl ethers (OMEn; CH3(‐OCH2‐)nO‐CH3, n=3-5) are a novel class of sustainable synthetic fuels, which are of increasing interest due to their soot‐free combustion. Herein a novel anhydrous OMEn synthesis route is presented. Catalyzed by trimethyloxonium salts, dimethoxymethane takes up monomeric gaseous formaldehyde instantaneously and forms high purity OMEn at temperatures of 25-30 °C. This new anhydrous approach using molecular formaldehyde and catalytic amounts of highly active trimethyloxonium salts represents a promising new step towards a sustainable formation of OMEn emanating from CO2 and H2.
Databáze: OpenAIRE
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