Oxidation of dimethoxymethane in a jet-stirred reactor

作者: Catherine A Daly , John M Simmie , Philippe Dagaut , Michel Cathonnet

DOI: 10.1016/S0010-2180(01)00227-9

关键词: PropaneDimethoxymethaneMethyl formatePropeneChemistryDimethyl etherInorganic chemistryHydrogenCarbon monoxideMethanol

摘要: Abstract The oxidation of dimethoxymethane has been investigated in a jet-stirred reactor at pressures 5.07 bar, temperatures 800 to 1200 K, and equivalence ratios 0.444, 0.889, 1.778. Concentration profiles carbon monoxide, dioxide, hydrogen, methane, formaldehyde, methanol, acetaldehyde, methyl formate, ethane, ethene, ethyne, propane, propene were obtained by probe sampling gas chromatography analysis. A detailed chemical kinetic model accounts quite well for the bulk measurements; lower end temperature scale it is necessary postulate very low activation energy decompositions dimethoxymethane, most probably surface-catalyzed reactions, one leading formaldehyde + dimethyl ether, other methanol acetaldehyde: H3COCH2OCH3 → H2CO H3COCH3 CH3OH CH3HCO

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