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12-Crown-4

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Gas phase thermochemistry data

Go To: Top, Condensed 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 compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Deltafgas-150.8 ± 0.50kcal/molCcrBystrm and Mansson, 1982 

Condensed 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

Quantity Value Units Method Reference Comment
Deltafliquid-166.53 ± 0.49kcal/molCcrBystrm and Mansson, 1982 
Quantity Value Units Method Reference Comment
Deltacliquid-1132.43 ± 0.41kcal/molCcrBystrm and Mansson, 1982Corresponding «DELTA»fliquid = -166.50 kcal/mol (simple calculation by NIST; no Washburn corrections)

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase 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 compiled as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
RCD - Robert C. Dunbar

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

C3H10N+ + 12-Crown-4 = (C3H10N+ bullet 12-Crown-4)

By formula: C3H10N+ + C8H16O4 = (C3H10N+ bullet C8H16O4)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Deltar35.8kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; M
Quantity Value Units Method Reference Comment
Deltar41.5cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; M

C4H5N2+ + 12-Crown-4 = (C4H5N2+ bullet 12-Crown-4)

By formula: C4H5N2+ + C8H16O4 = (C4H5N2+ bullet C8H16O4)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Deltar37.0kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; M
Quantity Value Units Method Reference Comment
Deltar40.8cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; M

C5H6N+ + 12-Crown-4 = (C5H6N+ bullet 12-Crown-4)

By formula: C5H6N+ + C8H16O4 = (C5H6N+ bullet C8H16O4)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Deltar36.1kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; M
Quantity Value Units Method Reference Comment
Deltar40.0cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; M

C6H14N+ + 12-Crown-4 = (C6H14N+ bullet 12-Crown-4)

By formula: C6H14N+ + C8H16O4 = (C6H14N+ bullet C8H16O4)

Bond type: Hydrogen bonds with polydentate bonding in positive ions

Quantity Value Units Method Reference Comment
Deltar37.2kcal/molPHPMSMeot-Ner (Mautner), 1983gas phase; M
Quantity Value Units Method Reference Comment
Deltar34.8cal/mol*KPHPMSMeot-Ner (Mautner), 1983gas phase; M

Sodium ion (1+) + 12-Crown-4 = (Sodium ion (1+) bullet 12-Crown-4)

By formula: Na+ + C8H16O4 = (Na+ bullet C8H16O4)

Quantity Value Units Method Reference Comment
Deltar89. ± 12.kcal/molCIDTMore, Ray, et al., 1997RCD

Lithium ion (1+) + 12-Crown-4 = (Lithium ion (1+) bullet 12-Crown-4)

By formula: Li+ + C8H16O4 = (Li+ bullet C8H16O4)

Quantity Value Units Method Reference Comment
Deltar60.2 ± 3.1kcal/molCIDTRodgers and Armentrout, 2000RCD

Cesium ion (1+) + 12-Crown-4 = (Cesium ion (1+) bullet 12-Crown-4)

By formula: Cs+ + C8H16O4 = (Cs+ bullet C8H16O4)

Quantity Value Units Method Reference Comment
Deltar20.3 ± 2.2kcal/molCIDTRodgers and Armentrout, 2000RCD

Rubidium ion (1+) + 12-Crown-4 = (Rubidium ion (1+) bullet 12-Crown-4)

By formula: Rb+ + C8H16O4 = (Rb+ bullet C8H16O4)

Quantity Value Units Method Reference Comment
Deltar22.2 ± 3.1kcal/molCIDTRodgers and Armentrout, 2000RCD

Potassium ion (1+) + 12-Crown-4 = (Potassium ion (1+) bullet 12-Crown-4)

By formula: K+ + C8H16O4 = (K+ bullet C8H16O4)

Quantity Value Units Method Reference Comment
Deltar45.2 ± 2.9kcal/molCIDTRodgers and Armentrout, 2000RCD

References

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

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

Bystrm and Mansson, 1982
Bystrm, K.; Mansson, M., Enthalpies of formation of some cyclic 1,3- and 1,4-Di- and poly-ethers: Thermochemical strain in the -O-C-O and -O-C-C-O- groups, J. Chem. Soc. Perkin Trans. 2, 1982, 565. [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]

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]

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]


Notes

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