Meldrums acid-5-CONHPh-5-ide anion


Reaction thermochemistry data

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: John E. Bartmess

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

C13H12NO5- + Hydrogen cation = C13H13NO5

By formula: C13H12NO5- + H+ = C13H13NO5

Quantity Value Units Method Reference Comment
Δr1367. ± 8.8kJ/molG+TSMishima, Matsuoka, et al., 2004gas phase; Meldrums acid is: 2,2-diMe-1,3-dioxan-4,6-dione. Calc: enol form of acid more stable.
Quantity Value Units Method Reference Comment
Δr1333. ± 8.4kJ/molIMREMishima, Matsuoka, et al., 2004gas phase; Meldrums acid is: 2,2-diMe-1,3-dioxan-4,6-dione. Calc: enol form of acid more stable.

References

Go To: Top, Reaction thermochemistry data, Notes

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

Mishima, Matsuoka, et al., 2004
Mishima, M.; Matsuoka, M.; Lei, Y.X.; Rappoport, Z., Gas-phase acidities of disubstituted methanes and of enols of carboxamides substituted by electron-withdrawing groups, J. Org. Chem., 2004, 69, 18, 5947-5965, https://doi.org/10.1021/jo040196b . [all data]


Notes

Go To: Top, Reaction thermochemistry data, References