Dimethyl ether

• Formula: C₂H₆O
• Molecular weight: 46.0684
• IUPAC Standard InChI: InChI=1S/C2H6O/c1-3-2/h1-2H3 Copy

  
• IUPAC Standard InChIKey: LCGLNKUTAGEVQW-UHFFFAOYSA-N Copy
• CAS Registry Number: 115-10-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Isotopologues:
  • (CD3)2O
• Other names: Methane, oxybis-; Methyl ether; Methoxymethane; Wood ether; Oxybismethane; (CH3)2O; Ether, dimethyl; Ether, methyl; UN 1033; Dimethyl oxide; Dymel A; Dymel; Demeon D; DME; Methane, 1,1'-oxybis-
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Critical temperature
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data: reactions 1 to 50, reactions 51 to 52
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Vibrational and/or electronic energy levels
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
• Options:
  • Switch to calorie-based units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, "lite" edition (thermophysical and thermochemical data)
• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Critical temperature

Go To: Top, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director

References

Go To: Top, Critical temperature, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Noles and Zollweg, 1992
Noles, J.R.; Zollweg, J.A., Vapor-Liquid Equilibrium for Chlorodifluoromethane + Dimethyl Ether from 283 to 395 K at Pressures to 5.0 MPa, J. Chem. Eng. Data, 1992, 37, 306-10. [all data]

Zawisza and Glowka, 1970
Zawisza, A.C.; Glowka, S., Liquid-vapour equilibria and thermodynamic functions of dimethyl ether - sulphur dioxide system up to 300c and 77.81 atmospheres, Bull. Acad. Pol. Sci., Ser. Sci. Chim., 1970, 18, 549-54. [all data]

Edwards and Maass, 1935
Edwards, J.; Maass, O., Density and Adsorption Studies in the Region of the Critical Temperature: System Dimethyl-ether-alumina., Can. J. Res., Sect. A, 1935, 12, 357-71. [all data]

Tapp, Steacie, et al., 1933
Tapp, J.S.; Steacie, E.W.R.; Maass, O., Density of a Vapor in Equilibrium with a Liquid Near the Critical Temperature., Can. J. Res., 1933, 9, 217-39. [all data]

Winkler and Maass, 1933
Winkler, C.A.; Maass, O., Can. J. Res., 1933, 9, 217. [all data]

Winkler and Maass, 1932
Winkler, C.A.; Maass, O., Critical Temperatures and Pressures of the Three Two-component Systems Comprised of Carbon Dioxide, Methyl Ether and Propylene., Can. J. Res., 1932, 6, 458. [all data]

Cardoso and Bruno, 1923
Cardoso, E.; Bruno, A., Experiments on some thermal properties of gases: II critical elements and vapor tensions of methyl ether, J. Chim. Phys. Phys.-Chim. Biol., 1923, 20, 347-51. [all data]

Maass and Boomer, 1922
Maass, O.; Boomer, E.H., Vapor Densities at Low Pressures and Over and Extended Temperature Range. I. The Properties of Ethylene Oxide Compared to Oxygen Compounds of Similar Molecular Weight, J. Am. Chem. Soc., 1922, 44, 8, 1709-1728, https://doi.org/10.1021/ja01429a013 . [all data]

Briner and Cardoso, 1908
Briner, E.; Cardoso, E., J. Chim. Phys. Phys.-Chim. Biol., 1908, 6, 641-80. [all data]

Briner and Cardoso, 1907
Briner, E.; Cardoso, E., The compressibility and vapor pressure of mixtures of methyl oxide and sulphur dioxide, C. R. Hebd. Seances Acad. Sci., 1907, 144, 911-3. [all data]

Leduc and Sacerdote, 1897
Leduc, A.; Sacerdote, P., Critical Constants of Some Gases., C. R. Hebd. Seances Acad. Sci., 1897, 125, 397. [all data]

Nadezhdin, 1883
Nadezhdin, A., The Critical Point., Beibl. Ann. Phys., 1883, 7, 678-81. [all data]

Notes

Go To: Top, Critical temperature, References

• Symbols used in this document:
  

  Tc	Critical temperature

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.