Chlorodifluoromethyl radical
- Formula: CClF2
- Molecular weight: 85.461
- IUPAC Standard InChI: InChI=1S/CClF2/c2-1(3)4
- IUPAC Standard InChIKey: QPAXMPYBNSHKAK-UHFFFAOYSA-N
- CAS Registry Number: 1691-89-0
- Chemical structure:
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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: 3p Ryd
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| To = 49220 | U | gas | 3p-X | Tsai, Johnson, et al., 1989 | |||
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| b1 | 4 | OPLA | 745 ± 25 | gas | MPI | Tsai, Johnson, et al., 1989 | |
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| a' | 1 | CF stretch | 1148 | vs | Ar | IR | Milligan, Jacox, et al., 1973 Prochaska and Andrews, 1978 |
| 2 | CCl stretch | 761 | s | Ar | IR | Milligan, Jacox, et al., 1973 Prochaska and Andrews, 1978 | |
| 3 | CF2 scissor | 599 | m | Ar | IR | Milligan, Jacox, et al., 1973 Prochaska and Andrews, 1978 | |
| a | 5 | CF stretch | 1208 | vs | Ar | IR | Milligan, Jacox, et al., 1973 Prochaska and Andrews, 1978 |
Additional references: Jacox, 1994, page 216
Notes
| m | Medium |
| s | Strong |
| vs | Very strong |
| U | Upper bound |
| 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.
Tsai, Johnson, et al., 1989
Tsai, B.P.; Johnson, R.D., III; Hudgens, J.W.,
Electronic spectra of chlorodifluoromethyl and dichlorofluoromethyl radicals observed by resonance-enhanced multiphoton ionization,
J. Phys. Chem., 1989, 93, 14, 5334, https://doi.org/10.1021/j100351a004
. [all data]
Milligan, Jacox, et al., 1973
Milligan, D.E.; Jacox, M.E.; McAuley, J.H.; Smith, C.E.,
Matrix isolation study of the vacuum-ultraviolet photolysis of HCCIF2 and of HCCl2F. Infrared spectra of the parent molecules and of the ClCF2 and FCCl2 free radicals,
J. Mol. Spectrosc., 1973, 45, 3, 377, https://doi.org/10.1016/0022-2852(73)90209-9
. [all data]
Prochaska and Andrews, 1978
Prochaska, F.T.; Andrews, L.,
Matrix radiolysis and photoionization of CF2Cl2 and CF3Cl. Infrared spectra of CF2Cl+ and the parent cations,
J. Chem. Phys., 1978, 68, 12, 5577, https://doi.org/10.1063/1.435687
. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [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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