(HCC)2C:
- Formula: C5H2
- Molecular weight: 62.0694
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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: ?
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| Ar | 345 | 428 | Bowling, Halter, et al., 2006 | ||||
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| Σu- | 4 | CH stretch | 3292 | Ar | IR | Bowling, Halter, et al., 2006 | |
| Πu | 9 | Deformation | 478 | Ar | IR | Bowling, Halter, et al., 2006 | |
| 9 | Deformation | 470 | Ar | IR | Bowling, Halter, et al., 2006 | ||
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Bowling, Halter, et al., 2006
Bowling, N.P.; Halter, R.J.; Hodges, J.A.; Seburg, R.A.; Thomas, P.S.; Simmons, C.S.; Stanton, J.F.; McMahon, R.J.,
Reactive Carbon-Chain Molecules: Synthesis of 1-Diazo-2,4-pentadiyne and Spectroscopic Characterization of Triplet Pentadiynylidene (H-C«8942»C-C-C«8942»C-H),
J. Am. Chem. Soc., 2006, 128, 10, 3291, https://doi.org/10.1021/ja058252t
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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