CH2=C(CH2.)O anion
- Formula: C3H4O-
- Molecular weight: 56.0638
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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: John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | <131.8 | kJ/mol | IMRB | Dawson, Noest, et al., 1979 | O- + Me2CO ->. Computations indicate HOF(A-) ca. -11 kcal/mol |
Vibrational and/or electronic energy levels
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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: Marilyn E. Jacox
State: ?
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
Td = 15650 ± 80 | gas | Ichino, Villano, et al., 2009 | |||||
Ichino, Villano, et al., 2011 | |||||||
Notes
d | Photodissociation threshold |
References
Go To: Top, Gas phase thermochemistry data, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dawson, Noest, et al., 1979
Dawson, J.H.J.; Noest, A.J.; Nibbering, N.M.M.,
1,1 and 1,3 eliminations of water from the reaction complex of O-. with 1,1,1,-trideuterioacetone,
Int. J. Mass Spectrom. Ion Phys., 1979, 30, 189. [all data]
Ichino, Villano, et al., 2009
Ichino, T.; Villano, S.M.; Gianola, A.J.; Goebbert, D.J.; Velarde, L.; Sanov, A., et al.,
The Lowest Singlet and Triplet States of the Oxyallyl Diradical,
Angew. Chem. Int. Ed., 2009, 48, 45, 8509, https://doi.org/10.1002/anie.200904417
. [all data]
Ichino, Villano, et al., 2011
Ichino, T.; Villano, S.M.; Gianola, A.J.; Goebbert, D.J.; Velarde, L.; Sanov, A., et al.,
Photoelectron Spectroscopic Study of the Oxyallyl Diradical,
J. Phys. Chem. A, 2011, 115, 9, 1634, https://doi.org/10.1021/jp111311k
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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