dimethyl ether


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dimethyl ether

[‚dī′meth·əl ′ē·thər]
(organic chemistry)
CH3OCH3 A flammable, colorless liquid, boiling at -25°C; soluble in water and alcohol; used as a solvent, extractant, reaction medium, and refrigerant. Also known as methyl ether; wood ether.
References in periodicals archive ?
It is followed by gasoline, acetic acid, chloromethanes, dimethyl ether and Methyl Tert-Butyl Ether (MTBE)/Tertiary Amyl Methyl Ether (TAME).
[18.] Sun W., Wang G., Li S., Zhang R., Yang B., Yang J., et al., Speciation and the laminar burning velocities of poly(oxymethylene) dimethyl ether 3 (POMDME 3) flames: An experimental and modeling study, Proc.
No significant reaction was seen in the CV curve for LiCIO4+tetraethylene glycol dimethyl ether. After O2 purging, broad peaks appeared in both cathodic and anodic regions near 2.2 volts (V) and 3.2 V, respectively.
Ethylene and dimethyl ether were chosen as the fuels for SI and HCCI experiments, respectively, because they have Rayleigh scattering cross-sections close to their product mixtures' cross section; for thermometry purposes the necessary correction was applied.
Moreover, CO2 has been seen as a plentiful feedstock for the manufacture of many chemicals and transportation fuels such as methanol, dimethyl ether and their useful derivatives.
Early indications from sampling of the liquid indicates the presence of ethyl alcohol, dimethyl ether and trichloro methane, a highly flammable mixture which should not be stored in a domestic property.
EPA has also added one of the more toxic of these ethylene glycol ethers, ethylene glycol dimethyl ether (monoglyme), to the Work Plan for Chemical Assessments.
[ClickPress, Fri Jul 11 2014] Dimethyl Ether (DME), also known as methyl ether, is a colourless non-toxic gas which is easy to liquefy and transport.
Name of client : Sabic -- Saudi Basic Industries Corporation, Lucite International, MRC -- Mitsubishi Rayon Company Budget : $500 million Facility type : Dimethyl Ether (DME) Sector : Petrochemicals Status : EPC ITB Location : Jubail Feed : Tecnicas ReunidasBackground Due to a growing demand of methyl methacrylate (MMA) and poly-methyl methacrylate (PMMA) in the region, Saudi Basic Industries Corporation (Sabic) and Mitsubishi Rayon Company (MRC) have created a joint venture agreement to construct two acrylate plants in the kingdom.
It is also used to produce dimethyl ether, which has taken the place of chlorofiuro-carbons (CFCs) as an aerosol spray propellant because of the impact of CFCs on the ozone layer.
The three-year project will focus on improving processes involved in the production of Dimethyl Ether (DME), a fuel produced from natural gas, coal, biomass, or carbon dioxide.
According to the statement, the widespread introduction of a clean-burning synthetic fuel, dimethyl ether (DME), is a step closer following the announcement of a 6 million-U.S.