F2C=C=CFCF:
- Formula: C4F4
- Molecular weight: 124.0364
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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: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| C3 a-stretch(c) | 2006.8 | Ar | IR | Kotting, Sander, et al., 1998 | |||
| C3 a-stretch(t) | 1995.6 | m s | Ar | IR | Kotting, Sander, et al., 1998 | ||
| C3 s-stretch | 1444.4 | w m | Ar | IR | Kotting, Sander, et al., 1998 | ||
| CF2 a-stretch | 1268.0 | m | Ar | IR | Kotting, Sander, et al., 1998 | ||
| :CF stretch (c) | 1194.5 | Ar | IR | Kotting, Sander, et al., 1998 | |||
| :CF stretch (t) | 1186.5 | s | Ar | IR | Kotting, Sander, et al., 1998 | ||
| =CF stretch | 1174.2 | vs | Ar | IR | Kotting, Sander, et al., 1998 | ||
Additional references: Jacox, 2003, page 363
Notes
| w | Weak |
| m | Medium |
| s | Strong |
| vs | Very strong |
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.
Kotting, Sander, et al., 1998
Kotting, C.; Sander, W.; Senzlober, M.,
Evidence for the Non-Concerted Addition of Difluorovinylidene to Acetylenes,
Chem. Eur. J., 1998, 4, 11, 2360, https://doi.org/10.1002/(SICI)1521-3765(19981102)4:11<2360::AID-CHEM2360>3.0.CO;2-Y
. [all data]
Jacox, 2003
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement B,
J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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