H(CC)2Cl+
- Formula: C4HCl+
- Molecular weight: 84.503
- CAS Registry Number: 73061-57-1
- Information on this page:
- Options:
Vibrational and/or electronic energy levels
Go To: Top, 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: D
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 61700 ± 560 | U | gas | Heilbronner, Hornung, et al., 1974 | ||||
State: C
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 57280 ± 320 | U | gas | Heilbronner, Hornung, et al., 1974 | ||||
State: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 35100 ± 320 | U | gas | Heilbronner, Hornung, et al., 1974 | ||||
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 19715.0 ± 0.1 | gas | A-X | 445 | 652 | Maier, Marthaler, et al., 1980 | ||
Klapstein, Maier, et al., 1982 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 2 | CC s-stretch | 2171 ± 2 | gas | LF | Klapstein, Maier, et al., 1982 | |
3 | CC a-stretch | 2101 ± 2 | gas | LF | Klapstein, Maier, et al., 1982 | ||
4 | C-C stretch | 1088 ± 1 | gas | EF LF | Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | ||
5 | CCl stretch | 523 ± 1 | gas | EF LF | Maier, Marthaler, et al., 1980 Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | ||
Π | 8 | Skel. deform. | 307 ± 1 | gas | EF LF | Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | |
9 | Skel. deform. | 125 ± 2 | gas | LF | Klapstein, Maier, et al., 1982 | ||
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 1 | CH stretch | 3101 | gas | EF | Klapstein, Maier, et al., 1982 | |
2 | CC stretch | 2191 ± 1 | gas | EF | Maier, Marthaler, et al., 1980 Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | ||
3 | CC stretch | 1920 ± 1 | gas | EF | Maier, Marthaler, et al., 1980 Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | ||
4 | C-C stretch | 1184 ± 1 | gas | EF | Maier, Marthaler, et al., 1980 Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | ||
5 | CCl stretch | 547 ± 1 | gas | EF | Maier, Marthaler, et al., 1980 Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | ||
Π | 8 | Skel. deform. | 309 ± 1 | gas | EF | Maier, Marthaler, et al., 1981 Klapstein, Maier, et al., 1982 | |
9 | Skel. deform. | 124 ± 1 | gas | EF | Klapstein, Maier, et al., 1982 | ||
Additional references: Jacox, 1994, page 339
Notes
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.
Heilbronner, Hornung, et al., 1974
Heilbronner, E.; Hornung, V.; Maier, J.P.; Kloster-Jensen, E.,
The photoelectron spectra of halodiacetylenes, dihalodiacetylenes, and halomethyldiacetylenes,
J. Am. Chem. Soc., 1974, 96, 4252. [all data]
Maier, Marthaler, et al., 1980
Maier, J.P.; Marthaler, O.; Kloster-Jensen, E.,
à → X band systems of 2X+ (2Π → 2Π, and of CH3???C«58876»C???nX+ (2E → 2E) n = 1,2 with X = Cl, Br,
J. Electron Spectrosc. Relat. Phenom., 1980, 18, 2, 251, https://doi.org/10.1016/0368-2048(80)80051-X
. [all data]
Klapstein, Maier, et al., 1982
Klapstein, D.; Maier, J.P.; Misev, L.; Zambach, W.,
Emission and laser excitation spectra of rotationally cooled cations in the gas phase: Ã2Π ↔ X2Π band systems of 2X+, X «58875» Cl, Br,
Chem. Phys., 1982, 72, 1-2, 101, https://doi.org/10.1016/0301-0104(82)87070-5
. [all data]
Maier, Marthaler, et al., 1981
Maier, J.P.; Marthaler, O.; Misev, L.; Thommen, F.,
J. Chem. Soc., 1981, Faraday Disc. 71, 181. [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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.