C4S2
- Formula: C4S2
- Molecular weight: 112.173
- CAS Registry Number: 122293-58-7
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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: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 36765 | Ar | Maier, Schrot, et al., 1991 | |||||
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 19455 | Ar | A-X | 440 | 514 | Maier, Schrot, et al., 1991 | ||
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σg+ | 1 | 2021 | T a | Ar | IR | Maier, Schrot, et al., 1991 | |
2 | 1382 | T a | Ar | IR | Maier, Schrot, et al., 1991 | ||
3 | 423 | T a | Ar | IR | Maier, Schrot, et al., 1991 | ||
Σu+ | 4 | 1872.1 | vs | Ar | IR | Maier, Schrot, et al., 1991 | |
5 | 897.7 | w m | Ar | IR | Maier, Schrot, et al., 1991 | ||
843.7 | w m T | Ar | IR | Maier, Schrot, et al., 1991 | |||
Additional references: Jacox, 1994, page 344
Notes
w | Weak |
m | Medium |
vs | Very strong |
T | Tentative assignment or approximate value |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
a | Separation of band origin for an excited state of H3 or D3 from the lowest bound state, 2s 2A1'. |
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.
Maier, Schrot, et al., 1991
Maier, G.; Schrot, J.; Reisenauer, H.P.; Janoschek, R.,
Heterocumulene, 8 C4OS (4-Thioxo-1,2,3-butatrien-1-on), C4S2 (1,2,3-Butatrien-1,4-dithion) und C3S (3-Thioxo-1,2-propadienyliden) - Darstellung und spektroskopische Eigenschaften,
Chem. Ber., 1991, 124, 11, 2617, https://doi.org/10.1002/cber.19911241136
. [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
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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