Ethane, 1,2-dimethoxy-

• Formula: C₄H₁₀O₂
• Molecular weight: 90.1210
• IUPAC Standard InChI: InChI=1S/C4H10O2/c1-5-3-4-6-2/h3-4H2,1-2H3 Copy

  
• IUPAC Standard InChIKey: XTHFKEDIFFGKHM-UHFFFAOYSA-N Copy
• CAS Registry Number: 110-71-4
• 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.
• Other names: α,β-Dimethoxyethane; Dimethoxyethane; Dimethyl cellosolve; Ethylene dimethyl ether; Ethylene glycol dimethyl ether; Glycol dimethyl ether; Glyme; Monoethylene glycol dimethyl ether; Monoglyme; 1,2-Dimethoxyethane; 1,2-Ethanediol dimethyl ether; 2,5-Dioxahexane; CH3OCH2CH2OCH3; Egdme; UN 2252; Ansul ether 121; DME; DME (glycol ether); Hisolve MMM; NSC 60542
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Reaction thermochemistry data
  • IR Spectrum
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • Ion clustering data
  • Mass spectrum (electron ionization)
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Gas phase thermochemistry data

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

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Reaction thermochemistry data

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

Data compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

(C₄H₁₁O₂⁺ • 2 • 2) +  = (C₄H₁₁O₂⁺ • 3 • 2)

By formula: (C₄H₁₁O₂⁺ • 2H₂O • 2C₄H₁₀O₂) + H₂O = (C₄H₁₁O₂⁺ • 3H₂O • 2C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

Free energy of reaction

(C₄H₁₁O₂⁺ • 3 • ) +  = (C₄H₁₁O₂⁺ • 4 • )

By formula: (C₄H₁₁O₂⁺ • 3H₂O • C₄H₁₀O₂) + H₂O = (C₄H₁₁O₂⁺ • 4H₂O • C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

Free energy of reaction

(C₄H₁₁O₂⁺ • 2) +  = (C₄H₁₁O₂⁺ • 3)

By formula: (C₄H₁₁O₂⁺ • 2C₄H₁₀O₂) + C₄H₁₀O₂ = (C₄H₁₁O₂⁺ • 3C₄H₁₀O₂)

Bond type: Hydrogen bonds between protonated and neutral organics

Free energy of reaction

 +  = ( • )

By formula: Na⁺ + C₄H₁₀O₂ = (Na⁺ • C₄H₁₀O₂)

Free energy of reaction

 +  = ( • )

By formula: K⁺ + C₄H₁₀O₂ = (K⁺ • C₄H₁₀O₂)

Bond type: Polydentate bonding in non-hydrogen-bonded positive ions

( • ) +  = ( • 2)

By formula: (Na⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (Na⁺ • 2C₄H₁₀O₂)

(C₄H₁₁O₂⁺ •  • 2) +  = (C₄H₁₁O₂⁺ • 2 • 2)

By formula: (C₄H₁₁O₂⁺ • C₄H₁₀O₂ • 2H₂O) + C₄H₁₀O₂ = (C₄H₁₁O₂⁺ • 2C₄H₁₀O₂ • 2H₂O)

Bond type: Hydrogen bonds between protonated and neutral organics

(C₄H₁₁O₂⁺ • 2 • ) +  = (C₄H₁₁O₂⁺ • 3 • )

By formula: (C₄H₁₁O₂⁺ • 2H₂O • C₄H₁₀O₂) + H₂O = (C₄H₁₁O₂⁺ • 3H₂O • C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

(C₄H₁₁O₂⁺ •  • 2) +  = (C₄H₁₁O₂⁺ • 2 • 2)

By formula: (C₄H₁₁O₂⁺ • H₂O • 2C₄H₁₀O₂) + H₂O = (C₄H₁₁O₂⁺ • 2H₂O • 2C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

(C₄H₁₁O₂⁺ •  • ) +  = (C₄H₁₁O₂⁺ • 2 • )

By formula: (C₄H₁₁O₂⁺ • H₂O • C₄H₁₀O₂) + H₂O = (C₄H₁₁O₂⁺ • 2H₂O • C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

C₅H₆N⁺ +  = (C₅H₆N⁺ • )

By formula: C₅H₆N⁺ + C₄H₁₀O₂ = (C₅H₆N⁺ • C₄H₁₀O₂)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

( • ) +  = ( •  • )

By formula: (H₄N⁺ • C₄H₁₀O₂) + H₃N = (H₄N⁺ • H₃N • C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

(C₄H₁₁O₂⁺ • ) +  = (C₄H₁₁O₂⁺ •  • )

By formula: (C₄H₁₁O₂⁺ • C₄H₁₀O₂) + H₂O = (C₄H₁₁O₂⁺ • H₂O • C₄H₁₀O₂)

Bond type: Hydrogen bond (positive ion to hydride)

C₄H₁₁O₂⁺ +  = (C₄H₁₁O₂⁺ • )

By formula: C₄H₁₁O₂⁺ + C₄H₁₀O₂ = (C₄H₁₁O₂⁺ • C₄H₁₀O₂)

Bond type: Hydrogen bonds between protonated and neutral organics

 +  = ( • )

By formula: H₄N⁺ + C₄H₁₀O₂ = (H₄N⁺ • C₄H₁₀O₂)

C₃H₁₀N⁺ +  = (C₃H₁₀N⁺ • )

By formula: C₃H₁₀N⁺ + C₄H₁₀O₂ = (C₃H₁₀N⁺ • C₄H₁₀O₂)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

C₆H₁₄N⁺ +  = (C₆H₁₄N⁺ • )

By formula: C₆H₁₄N⁺ + C₄H₁₀O₂ = (C₆H₁₄N⁺ • C₄H₁₀O₂)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

CH₆N⁺ +  = (CH₆N⁺ • )

By formula: CH₆N⁺ + C₄H₁₀O₂ = (CH₆N⁺ • C₄H₁₀O₂)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

( • 2) +  = ( • 3)

By formula: (H₄N⁺ • 2C₄H₁₀O₂) + C₄H₁₀O₂ = (H₄N⁺ • 3C₄H₁₀O₂)

( • ) +  = ( • 2)

By formula: (H₄N⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (H₄N⁺ • 2C₄H₁₀O₂)

( • 2) +  = ( • 3)

By formula: (Na⁺ • 2C₄H₁₀O₂) + C₄H₁₀O₂ = (Na⁺ • 3C₄H₁₀O₂)

 +  = 2 + 

By formula: C₄H₁₀O₂ + H₂O = 2CH₄O + C₂H₄O

2 +  =  + 

By formula: 2CH₄O + C₂H₄O = C₄H₁₀O₂ + H₂O

( • ) +  = ( • 2)

By formula: (Li⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (Li⁺ • 2C₄H₁₀O₂)

( • ) +  = ( • 2)

By formula: (Cs⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (Cs⁺ • 2C₄H₁₀O₂)

( • ) +  = ( • 2)

By formula: (Rb⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (Rb⁺ • 2C₄H₁₀O₂)

( • ) +  = ( • 2)

By formula: (K⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (K⁺ • 2C₄H₁₀O₂)

( • ) +  = ( • 2)

By formula: (Cu⁺ • C₄H₁₀O₂) + C₄H₁₀O₂ = (Cu⁺ • 2C₄H₁₀O₂)

 +  = ( • )

By formula: Li⁺ + C₄H₁₀O₂ = (Li⁺ • C₄H₁₀O₂)

 +  = ( • )

By formula: Cs⁺ + C₄H₁₀O₂ = (Cs⁺ • C₄H₁₀O₂)

 +  = ( • )

By formula: Rb⁺ + C₄H₁₀O₂ = (Rb⁺ • C₄H₁₀O₂)

 +  = ( • )

By formula: Cu⁺ + C₄H₁₀O₂ = (Cu⁺ • C₄H₁₀O₂)

IR Spectrum

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

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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Additional Data

Gas Chromatography

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

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Kovats' RI, polar column, isothermal

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, temperature ramp

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References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Gas Chromatography, Notes

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

Steele, Chirico, et al., 1996
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.; Smith, N.K., Thermodynamic properties and ideal-gas enthalpies of formation for butyl vinyl ether, 1,2-dimethoxyethane, methyl glycolate, bicyclo[2.2.1]hept-2-ene, 5-vinylbicyclo[2.2.1]hept-2-ene, trans-azobenzene, butyl acrylate, di-tert-butyl ether, and hexane-1,6-diol, J. Chem. Eng. Data, 1996, 41, 1285-1302. [all data]

Wiberg, Morgan, et al., 1994
Wiberg, K.B.; Morgan, K.M.; Maltz, H., Thermochemistry of carbonyl reactions. 6. A study of hydration equilibria, J. Am. Chem. Soc., 1994, 116, 11067-11077. [all data]

Loucks and Laidler, 1967
Loucks, L.F.; Laidler, K.J., Thermochemistry of the methoxymethyl radical, Can. J. Chem., 1967, 45, 2785-2793. [all data]

Meot-Ner (Mautner), Sieck, et al., 1994
Meot-Ner (Mautner), M.; Sieck, L.W.; Liebman, J.F.; Scheiner, S.; Duan, X., The Ionic Hydrogen Bond. 5. Polydentate and Solvent-Bridged Structures. Complexing of the Proton and the Hydronium Ions by Polyethers, J. Am. Chem. Soc., 1994, 116, 17, 7848, https://doi.org/10.1021/ja00096a047 . [all data]

Armentrout and Rodgers, 2000
Armentrout, P.B.; Rodgers, M.T., An Absolute Sodium Cation Affinity Scale: Threshold Collision-Induced Dissociation Experiments and ab Initio Theory, J. Phys. Chem A, 2000, 104, 11, 2238, https://doi.org/10.1021/jp991716n . [all data]

Rodgers and Armentrout, 2000
Rodgers, M.T.; Armentrout, P.B., Noncovalent Metal-Ligand Bond Energies as Studied by Threshold Collision-Induced Dissociation, Mass Spectrom. Rev., 2000, 19, 4, 215, https://doi.org/10.1002/1098-2787(200007)19:4<215::AID-MAS2>3.0.CO;2-X . [all data]

More, Ray, et al., 1997
More, M.B.; Ray, D.; Armentrout, P.B., Cation-ether complexes in the gas phase: Bond dissociation energies of Na+(dimethyl ether)(x), x=1-4; Na+(1,2-dimethoxyethane)(x), x=1 and 2; and Na+(12-crown-4), J. Phys. Chem. AJOURNAL OF PHYSICAL CHEMISTRY A 101 (5): 831-839 JAN 30 1997, 1997, 101, 831. [all data]

Castleman, Peterson, et al., 1983
Castleman, A.W.; Peterson, K.I.; Upschulte, B.L.; Schelling, F.J., Energetics and Structure of Na+ Cluster Ions, Int. J. Mass Spectrom. Ion Phys., 1983, 47, 203, https://doi.org/10.1016/0020-7381(83)87171-X . [all data]

McMahon and Ohanessian, 2000
McMahon, T.B.; Ohanessian, G., An Experimental and Ab Initio Study of the Nature of the Binding in Gas-Phase Complexes of Sodium Ions, Chem. Eur. J., 2000, 6, 16, 2931, https://doi.org/10.1002/1521-3765(20000818)6:16<2931::AID-CHEM2931>3.0.CO;2-7 . [all data]

Davidson and Kebarle, 1976
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes with Ethylene Diamine and Dimethoxyethane (Glyme) from Measurements of the Complexing Equilibria in the Gas Phase, Can. J. Chem., 1976, 54, 16, 2594, https://doi.org/10.1139/v76-368 . [all data]

Meot-Ner (Mautner), 1983
Meot-Ner (Mautner), M., The Ionic Hydrogen Bond. 3. Multiple and -CH+...O- Bonds. Complexes of Ammonium Ions with Polyethers and Crown Ethers, J. Am. Chem. Soc., 1983, 105, 15, 4912, https://doi.org/10.1021/ja00353a012 . [all data]

Meot-Ner (Mautner), Sieck, et al., 1996
Meot-Ner (Mautner), M.; Sieck, L.W.; Liebman, J.F.; Scheiner, S., Complexing of the Ammonium Ion by Polyethers. Comparative Complexing Thermochemistry of Ammonium, Hydronium, and Alkali Cations, J. Phys. Chem., 1996, 100, 16, 6445, https://doi.org/10.1021/jp9514943 . [all data]

Koizumi, 2001
Koizumi, H., Collision-Induced Dissociation and Theoretical Studies of Cu+-Dimethoxyethane Complexes, J. Am. Soc. Mass Spectrom., 2001, 12, 5, 480, https://doi.org/10.1016/S1044-0305(01)00242-2 . [all data]

García-Raso, Martínez-Castro, et al., 1987
García-Raso, A.; Martínez-Castro, I.; Páez, M.I.; Sanz, J.; García-Raso, J.; Saura-Calixto, F., Gas Chromatographic Behaviour of Carbohydrate Trimethylsilyl Ethers. I. Aldopentoses, J. Chromatogr., 1987, 398, 9-20, https://doi.org/10.1016/S0021-9673(01)96491-X . [all data]

Tiess, 1984
Tiess, D., Gaschromatographische Retentionsindices von 125 leicht- bis mittelflüchtigen organischen Substanzen toxikologisch-analytischer Relevanz auf SE-30, Wiss. Z. Wilhelm-Pieck-Univ. Rostock Math. Naturwiss. Reihe, 1984, 33, 6-9. [all data]

Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S., Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]

Tsuge, Ohtan, et al., 2011
Tsuge, S.; Ohtan, H.; Watanabe, C., Pyrolysis - GC/MS Data Book of Synthetic Polymers, Elsevier, 2011, 420. [all data]

Chen, 2008
Chen, H.-F., Quantitative prediction of gas chromatography retention indices with support vector machines, radial basis neutral networks and multiple linear regression, Anal. Chim. Acta, 2008, 609, 1, 24-36, https://doi.org/10.1016/j.aca.2008.01.003 . [all data]

Zenkevich, 1997
Zenkevich, I.G., Influence of the Variations of Dynamics Molecular Parameterts on the Additivity of Chromatigraphic Retention Indices of Products of Organic Reactions Relative to Initial Reagents, Dokl. Akad. Nauk (Rus.), 1997, 353, 5, 625-627. [all data]

Zenkevich, 1995
Zenkevich, I.G., Calculation of Gas-Chromatographic Retention Indices from Physico-Chemical Constants of Organic Compounds, Z. Anal. Chem., 1995, 50, 10, 1048-1056. [all data]

Keiko, Prokop'ev, et al., 1972
Keiko, V.V.; Prokop'ev, B.V.; Kuz'menko, L.P.; Kalinina, N.A.; Modonov, V.B., The use of an additive scheme of calculation of the indices of retention in gas-liquid chromatography communication. 3. Some regularities in the manifestation of the inductive effect, Izv. Akad. Nauk Kaz. SSR Ser. Khim., 1972, 12, 2629-2633. [all data]

Shimadzu, 2012
Shimadzu, Pharmaceutical Related, Analysis of pharmaceutical residual solvent (observation of separation) (1) - GC, 2012, retrieved from www.shimadzu.ru/applications/Applications_pdf/GC/Pharma/Pharmaceutical residual solvents GC.pdf. [all data]

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Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Gas Chromatography, References

• Symbols used in this document:
  

  T	Temperature
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

• 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.
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