Ethyl radical, 1,1-difluoro-
- Formula: C2H3F2
- Molecular weight: 65.0420
- IUPAC Standard InChI: InChI=1S/C2H3F2/c1-2(3)4/h1H3
- IUPAC Standard InChIKey: VXNQJPMCJMJOMN-UHFFFAOYSA-N
- CAS Registry Number: 24314-99-6
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Gas phase ion energetics data
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C2H3F2+ (ion structure unspecified)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°(+) ion | 456. | kJ/mol | N/A | N/A |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 7.92 | PI | Williamson, LeBreton, et al., 1976 | LLK |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, References, Notes
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 = 43275 ± 40 | U | gas | Brum, Johnson, et al., 1994 | ||||
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| a' | 9 | CF2 wag | 530 | gas | MPI | Brum, Johnson, et al., 1994 | |
Additional references: Jacox, 1998, page 327
Notes
| U | Upper bound |
| o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
References
Go To: Top, Gas phase ion energetics data, 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.
Williamson, LeBreton, et al., 1976
Williamson, A.D.; LeBreton, P.R.; Beauchamp, J.L.,
Photoionization mass spectrometry of 2-fluoropropane and 2,2-difluoropropane. A novel determination of the proton affinity of vinyl fluoride and 1,1-difluoroethylene,
J. Am. Chem. Soc., 1976, 98, 2705. [all data]
Brum, Johnson, et al., 1994
Brum, J.L.; Johnson, R.D., III; Hudgens, J.W.,
Electronic Spectrum of the .alpha.,.alpha.-Difluoroethyl Radical,
J. Phys. Chem., 1994, 98, 14, 3645, https://doi.org/10.1021/j100065a017
. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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