Dibromomethylene anion
- Formula: CBr2-
- Molecular weight: 171.819
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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 | 29.4 ± 9.3 | kcal/mol | R-EA | Wren, Vogelhuber, et al., 2009 | Schwartz, Davico, et al., 1999 contaminated with HCBr2-. Here, Vertical Detachment Energy = 2.25 eV; Triplet >3 kcal/mol up, but uncertain |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Wren, Vogelhuber, et al., 2009
Wren, S.W.; Vogelhuber, K.M.; Ervin, K.M.; Lineberger, W.C.,
The photoelectron spectrum of CCl2-: the convergence of theory and experiment after a decade of debate,
Phys. Chem. Chem. Phys., 2009, 11, 23, 4745-4753, https://doi.org/10.1039/b822690c
. [all data]
Schwartz, Davico, et al., 1999
Schwartz, R.L.; Davico, G.E.; Ramond, T.M.; Lineberger, W.C.,
Singlet-triplet splittings in CX2 (X = F, Cl, Br, I) dihalocarbenes via negative ion photoelectron spectroscopy,
J. Phys. Chem. A, 1999, 103, 41, 8213-8221, https://doi.org/10.1021/jp992214c
. [all data]
Notes
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- 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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