o-benzyne-d4 radical
- Formula: C6D4
- Molecular weight: 80.1206
- CAS Registry Number: 67356-66-5
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Gas phase ion energetics 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
View reactions leading to C6D4+ (ion structure unspecified)
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.5560 ± 0.0080 | LPES | Wenthold, Squires, et al., 1998 | Triplet state 37.6±0.3 kcal/mol up. |
1.2600 ± 0.0080 | LPES | Wenthold, Squires, et al., 1998 | Triplet state 3.9±0.5 kcal/mol up. |
0.551 ± 0.010 | LPES | Leopold, Miller, et al., 1986 |
References
Go To: Top, 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.
Wenthold, Squires, et al., 1998
Wenthold, P.G.; Squires, R.R.; Lineberger, W.C.,
Ultraviolet photoelectron spectroscopy of the o-, m-, and p-benzyne negative ions. Electron affinities and singlet-triplet splittings for o-, m-, and p-benzyne,
J. Am. Chem. Soc., 1998, 120, 21, 5279-5290, https://doi.org/10.1021/ja9803355
. [all data]
Leopold, Miller, et al., 1986
Leopold, D.G.; Miller, A.G.; Lineberger, W.C.,
Determination of the singlet-triplet splitting and electron affinity of, o-benzyne by negative ion photoelectron spectroscopy,
J. Am. Chem. Soc., 1986, 108, 1379. [all data]
Notes
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- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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