Bromopropadiene
- Formula: C3H3Br
- Molecular weight: 118.960
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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: Takehiko Shimanouchi
Symmetry: Cs Symmetry Number σ = 1
| Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
| a' | 1 | CH str | 3080 | C | 3080 M | gas | 3060 p | liq. | OV(ν11) | |
| a' | 2 | CH2 s-str | 3005 | C | 3005 M | gas | 2985 p | liq. | ||
| a' | 3 | CCC a-str | 1961 | C | 1961 W | gas | 1954 p | liq. | ||
| a' | 4 | CH2 scis | 1432 | B | 1432 S | gas | 1422 | liq. | ||
| a' | 5 | CH bend | 1217 | C | 1217 VS | gas | 1209 | liq. | ||
| a' | 6 | CCC s-str | 1078 | C | 1078 W | gas | 1086 p | liq. | ||
| a' | 7 | CH2 wag | 862 | C | 862 VS | gas | 873 dp | liq. | ||
| a' | 8 | CBr str | 681 | C | 681 VS | gas | 667 p | liq. | ||
| a' | 9 | CCC deform | 603 | C | 603 W | gas | ||||
| a' | 10 | CCBr deform | 423 | C | 423 VW | solid solid | 426 p | liq. | ||
| a | 11 | CH2 a-str | 3080 | C | 3080 M | gas | 3060 p | liq. | OV(ν1) | |
| a | 12 | CH2 rock | 1000 | B | 1000 W | gas | ||||
| a | 13 | CH bend | 812 | B | 812 S | gas | 806 dp | liq. | ||
| a | 14 | CCC deform | 519 | B | 519 M | gas | ||||
| a | 15 | CCCl deform | 169 | C | 169 dp | liq. | ||||
Source: Shimanouchi, 1972
Notes
| VS | Very strong |
| S | Strong |
| M | Medium |
| W | Weak |
| VW | Very weak |
| p | Polarized |
| dp | Depolarized |
| OV | Overlapped by band indicated in parentheses. |
| B | 1~3 cm-1 uncertainty |
| C | 3~6 cm-1 uncertainty |
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.
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume II,
J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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