DCF2
- Formula: CDF2
- Molecular weight: 52.0216
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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: F 3p
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| To = 49323 ± 10 | gas | Dearden, Hudgens, et al., 1992 | |||||
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| a1 | 2 | CF stretch | 1300 ± 21 | gas | MPI | Dearden, Hudgens, et al., 1992 | |
| 3 | CF2 scissors | 650 ± 15 | gas | MPI | Dearden, Hudgens, et al., 1992 | ||
| b1 | 4 | OPLA | 864 ± 2 | gas | MPI | Dearden, Hudgens, et al., 1992 | |
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| a' | 2 | CF s-stretch | 1143 | m | Ar | IR | Carver and Andrews, 1969 Jacox, 1980 |
| 3 | Umbrella | 794 ± 4 | gas | MPI | Dearden, Hudgens, et al., 1992 | ||
| a | 5 | CF a-stretch | 1214 | s | Ar | IR | Carver and Andrews, 1969 Jacox, 1980 |
| 6 | DCF deform. | 933 | w m | Ar | IR | Carver and Andrews, 1969 Jacox, 1980 | |
Notes
| w | Weak |
| m | Medium |
| s | Strong |
| o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
References
Go To: Top, 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.
Dearden, Hudgens, et al., 1992
Dearden, D.V.; Hudgens, J.W.; Johnson, R.D., III; Tsai, B.P.; Kafafi, S.A.,
Spectroscopic and ab initio studies of difluoromethyl radicals and cations,
J. Phys. Chem., 1992, 96, 2, 585, https://doi.org/10.1021/j100181a017
. [all data]
Carver and Andrews, 1969
Carver, T.G.; Andrews, L.,
Infrared Spectrum of the Difluoromethyl Radical in Solid Argon,
J. Chem. Phys., 1969, 50, 12, 5100, https://doi.org/10.1063/1.1671024
. [all data]
Jacox, 1980
Jacox, M.E.,
Infrared spectroscopic study of the reaction of H atoms with CF2 in argon and nitrogen matrices,
J. Mol. Spectrosc., 1980, 81, 2, 349, https://doi.org/10.1016/0022-2852(80)90198-8
. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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