Ethane, 1,1'-oxybis[2-methoxy-

Data at NIST subscription sites:

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.


Gas phase thermochemistry data

Go To: Top, Reaction thermochemistry data, Gas phase ion energetics data, References, Notes

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:
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δfgas-124.6kcal/molSemiStewart, 2004 
Δfgas-122.3kcal/molN/AGutner, Lebedeva, et al., 1980Value computed using ΔfHliquid° value of -556.4±0.9 kj/mol from Gutner, Lebedeva, et al., 1980 and ΔvapH° value of 44.7 kj/mol from Mansson, 1969.; DRB
Δfgas-125.4kcal/molN/ABaroody and Carpenter, 1972Value computed using ΔfHliquid° value of -569.4 kj/mol from Baroody and Carpenter, 1972 and ΔvapH° value of 44.7 kj/mol from Mansson, 1969.; DRB

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, References, Notes

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:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

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

MeCO2 anion + Ethane, 1,1'-oxybis[2-methoxy- = (MeCO2 anion • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C2H3O2- + C6H14O3 = (C2H3O2- • C6H14O3)

Quantity Value Units Method Reference Comment
Δr15.1 ± 1.0kcal/molN/AMeot-Ner and Sieck, 1986gas phase; B,M
Quantity Value Units Method Reference Comment
Δr18.5cal/mol*KPHPMSMeot-Ner and Sieck, 1986gas phase; M
Quantity Value Units Method Reference Comment
Δr9.6 ± 1.6kcal/molTDAsMeot-Ner and Sieck, 1986gas phase; B

(C6H15O3+ • Ammonia) + Ethane, 1,1'-oxybis[2-methoxy- = (C6H15O3+ • Ethane, 1,1'-oxybis[2-methoxy- • Ammonia)

By formula: (C6H15O3+ • H3N) + C6H14O3 = (C6H15O3+ • C6H14O3 • H3N)

Bond type: Hydrogen bonds between protonated and neutral organics

Quantity Value Units Method Reference Comment
Δr30.5kcal/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase; M
Quantity Value Units Method Reference Comment
Δr50.9cal/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1996gas phase; M

C3H10N+ + Ethane, 1,1'-oxybis[2-methoxy- = (C3H10N+ • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C3H10N+ + C6H14O3 = (C3H10N+ • C6H14O3)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr32.8kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M
Quantity Value Units Method Reference Comment
Δr40.0cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M

C4H5N2+ + Ethane, 1,1'-oxybis[2-methoxy- = (C4H5N2+ • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C4H5N2+ + C6H14O3 = (C4H5N2+ • C6H14O3)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr32.4kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M
Quantity Value Units Method Reference Comment
Δr36.1cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M

C5H5FN+ + Ethane, 1,1'-oxybis[2-methoxy- = (C5H5FN+ • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C5H5FN+ + C6H14O3 = (C5H5FN+ • C6H14O3)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr34.7kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M
Quantity Value Units Method Reference Comment
Δr38.6cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M

C5H6N+ + Ethane, 1,1'-oxybis[2-methoxy- = (C5H6N+ • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C5H6N+ + C6H14O3 = (C5H6N+ • C6H14O3)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr31.5kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M
Quantity Value Units Method Reference Comment
Δr36.5cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M

C6H14N+ + Ethane, 1,1'-oxybis[2-methoxy- = (C6H14N+ • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C6H14N+ + C6H14O3 = (C6H14N+ • C6H14O3)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Δr39.7kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M
Quantity Value Units Method Reference Comment
Δr44.6cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; diglyme; M

(C6H15O3+ • Ethane, 1,1'-oxybis[2-methoxy-) + Water = (C6H15O3+ • Water • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: (C6H15O3+ • C6H14O3) + H2O = (C6H15O3+ • H2O • C6H14O3)

Bond type: Hydrogen bond (positive ion to hydride)

Quantity Value Units Method Reference Comment
Δr20.6kcal/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr34.7cal/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1994gas phase; M

C6H15O3+ + Ethane, 1,1'-oxybis[2-methoxy- = (C6H15O3+ • Ethane, 1,1'-oxybis[2-methoxy-)

By formula: C6H15O3+ + C6H14O3 = (C6H15O3+ • C6H14O3)

Bond type: Hydrogen bonds between protonated and neutral organics

Quantity Value Units Method Reference Comment
Δr21.3kcal/molPHPMSMeot-Ner (Mautner), Sieck, et al., 1994gas phase; M
Quantity Value Units Method Reference Comment
Δr38.0cal/mol*KPHPMSMeot-Ner (Mautner), Sieck, et al., 1994gas phase; M

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, References, Notes

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

Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard

Quantity Value Units Method Reference Comment
Proton affinity (review)219.6kcal/molN/AHunter and Lias, 1998HL
Quantity Value Units Method Reference Comment
Gas basicity208.2kcal/molN/AHunter and Lias, 1998HL

Ionization energy determinations

IE (eV) Method Reference Comment
9.8PEBaker, Armen, et al., 1983Vertical value; LBLHLM

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Stewart, 2004
Stewart, J.J.P., Comparison of the accuracy of semiempirical and some DFT methods for predicting heats of formation, J. Mol. Model, 2004, 10, 1, 6-10, https://doi.org/10.1007/s00894-003-0157-6 . [all data]

Gutner, Lebedeva, et al., 1980
Gutner, N.M.; Lebedeva, N.D.; Dobychin, S.L.; Kiseleva, N.N., Thermochemical study of aliphatic ethers, J. Appl. Chem. USSR, 1980, 53, 1523-1525. [all data]

Mansson, 1969
Mansson, M., Non-bonded oxygen-oxygen interactions in straight-chain compounds, J. Chem. Thermodyn., 1969, 1, 141-151. [all data]

Baroody and Carpenter, 1972
Baroody, E.E.; Carpenter, G.A., Heats of formation of propellant compounds (U), Rpt. Naval Ordnance Systems Command Task No. 331-003/067-1/UR2402-001 for Naval Ordance Station, Indian Head, MD, 1972, 1-9. [all data]

Meot-Ner and Sieck, 1986
Meot-Ner, M.; Sieck, L.W., The ionic hydrogen bond and ion solvation. 5. OH...O- bonds. Gas phase solvation and clustering of alkoxide and carboxylate anions, J. Am. Chem. Soc., 1986, 108, 7525. [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]

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., 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]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Baker, Armen, et al., 1983
Baker, A.D.; Armen, G.H.; Funaro, S., Oral levels of crown ethers and related macrocycles studies by ultraviolet photoelectron spectroscopy: Relationship to complexation studies, J. Chem. Soc. Dalton Trans., 1983, 2519. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References