cyc-HC=CHSi
- Formula: C2H2Si
- Molecular weight: 54.1228
- CAS Registry Number: 100899-98-7
- 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: ?
| Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
|---|---|---|---|---|---|---|---|
| Txd = 35000 | T | Ar | 260 | 320 | Maier, Reisenauer, et al., 1994 | ||
| Maier, Pacl, et al., 1995 | |||||||
State: X
| Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
|---|---|---|---|---|---|---|---|
| a1 | 1 | CH stretch | 3048.7 | w m | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 |
| 3 | CH deform. | 875.1 | m | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 | |
| 4 | SiC stretch | 761.8 | m s | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 | |
| b1 | 6 | CH deform. | 677.2 | vs | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 |
| b2 | 7 | CH stretch | 3026.5 | w m | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 |
| 8 | CH deform. | 1085.8 | s | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 | |
| 9 | SiC stretch | 672.1 | s | Ar | IR | Maier, Reisenauer, et al., 1994 Maier, Pacl, et al., 1995 | |
Additional references: Jacox, 1998, page 278; Izuha, Yamamoto, et al., 1994
Notes
| w | Weak |
| m | Medium |
| s | Strong |
| vs | Very strong |
| T | Tentative assignment or approximate value |
| x | Energy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state. |
| d | Photodissociation threshold |
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, Reisenauer, et al., 1994
Maier, G.; Reisenauer, H.P.; Pacl, H.,
C2H2Si-Isomere: Erzeugung durch gepulste Blitzpyrolyse und matrixspektroskopische Identifizierung,
Angew. Chem., 1994, 106, 12, 1347, https://doi.org/10.1002/ange.19941061226
. [all data]
Maier, Pacl, et al., 1995
Maier, G.; Pacl, H.; Reisenauer, H.P.; Meudt, A.; Janoschek, R.,
Silacyclopropyne: Matrix Spectroscopic Identification and ab Initio Investigations,
J. Am. Chem. Soc., 1995, 117, 51, 12712, https://doi.org/10.1021/ja00156a008
. [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]
Izuha, Yamamoto, et al., 1994
Izuha, M.; Yamamoto, S.; Saito, S.,
Microwave spectrum and molecular structure of silacyclopropenylidene c-C,
Can. J. Phys., 1994, 72, 11-12, 1206, https://doi.org/10.1139/p94-155
. [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.