Ethane, 1-bromo-2-chloro-
- Formula: C2H4BrCl
- Molecular weight: 143.410
- IUPAC Standard InChIKey: IBYHHJPAARCAIE-UHFFFAOYSA-N
- CAS Registry Number: 107-04-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: β-Chloroethyl bromide; s-Chlorobromoethane; Ethylene chlorobromide; 1-Bromo-2-chloroethane; 1-Chloro-2-bromoethane; 1,2-Bromochloroethane; 1,2-Chlorobromoethane; 2-Bromo-1-chloroethane; 2-Bromoethyl chloride; 2-Chloroethyl bromide; CH2BrCH2Cl; sym-Chlorobromoethane; NSC 60186
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Gas phase ion energetics data
Go To: Top, IR Spectrum, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 10.57 ± 0.05 | eV | N/A | N/A | L |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.55 | PI | Berman, Anicich, et al., 1979 | LLK |
10.52 | PE | Berman, Anicich, et al., 1979 | LLK |
10.63 ± 0.03 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
10.63 | PE | Ohno, Imai, et al., 1985 | Vertical value; LBLHLM |
10.5 ± 0.1 | PE | Carnovale, Gan, et al., 1979 | Vertical value; Gauche conformer; LLK |
10.7 ± 0.1 | PE | Carnovale, Gan, et al., 1979 | Vertical value; Trans conformer; LLK |
10.65 ± 0.01 | PE | Chau and McDowell, 1976 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C2H4Br+ | 10.89 | ? | PI | Berman, Anicich, et al., 1979 | LLK |
C2H4Cl+ | 10.72 | ? | PI | Berman, Anicich, et al., 1979 | LLK |
IR Spectrum
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, IR Spectrum, Vibrational and/or electronic energy levels, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1998. |
NIST MS number | 291267 |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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: Takehiko Shimanouchi
Trans form 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 | CH2 s-str | 2960 | D | 2960 | liq. | SF(ν2, )gauche ν3, gauche ν4 | |||
a' | 2 | CH2 s-str | 2960 | D | 2960 | liq. | SF(ν1, )gauche ν3, gauche ν4 | |||
a' | 3 | CH2 scis | 1446 | D | 1446 S | sln. | ||||
a' | 4 | CH2 scis | 1444 | C | 1444 | liq. | ||||
a' | 5 | CH2 wag | 1284 | C | 1284 M | sln. | 1284 p | liq. | ||
a' | 6 | CH2 wag | 1203 | C | 1203 S | sln. | 1203 | liq. | ||
a' | 7 | CC str | 1052 | C | 1056 M | sln. | 1052 dp | liq. | ||
a' | 8 | CCl str | 726 | C | 722 S | sln. | 726 p | liq. | ||
a' | 9 | CBr str | 630 | C | 630 S | sln. | 630 | liq. | ||
a' | 10 | CCCl deform | 251 | C | 251 p | liq. | SF()gauche ν17 | |||
a' | 11 | CCBr deform | 202 | C | 202.0 | solid solid | 210 | liq. | ||
a | 12 | CH2 a-str | 3010 | D | 3010 | liq. | SF(ν13, )gauche ν1, gauche ν2 | |||
a | 13 | CH2 a-str | 3010 | D | 3010 | liq. | SF(ν12, )gauche ν1, gauche ν2 | |||
a | 14 | CH2 twist | 1259 | C | 1258 VW | sln. | 1259 | liq. | ||
a | 15 | CH2 twist | 1111 | D | 1111 M | sln. | ||||
a | 16 | CH2 rock | 961 | C | 961 VW | sln. | 961 | liq. | ||
a | 17 | CH2 rock | 763 | D | 763 M | sln. | ||||
a | 18 | Torsion | 123 | C | 123 | solid solid | ||||
Source: Shimanouchi, 1972
Gauche form Symmetry: C1 Symmetry Number σ = 1
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
a | 1 | CH2 a-str | 3010 | D | 3010 | liq. | SF(ν2 )trans ν12, trans ν13 | |||
a | 2 | CH2 a-str | 3010 | D | 3010 | liq. | SF(ν1 )trans ν12, trans ν13 | |||
a | 3 | CH2 s-str | 2960 | D | 2960 | liq. | SF(ν4, )trans ν1, trans ν2 | |||
a | 4 | CH2 s-str | 2960 | D | 2960 | liq. | SF(ν3, )trans ν1, trans ν2 | |||
a | 5 | CH2 scis | 1428 | D | 1428 S | liq. | 1421 | liq. | OV(ν6) | |
a | 6 | CH2 scis | 1428 | D | 1428 S | liq. | 1421 | liq. | OV(ν5) | |
a | 7 | CH2 wag | 1299 | C | 1299 S | liq. | 1299 | liq. | ||
a | 8 | CH2 wag | 1260 | C | 1260 S | liq. | 1259 | liq. | ||
a | 9 | CH2 twist | 1190 | D | 1190 M | liq. | 1189 p | liq. | ||
a | 10 | CH2 twist | 1127 | C | 1127 M | liq. | 1128 dp | liq. | ||
a | 11 | CC str | 1025 | C | 1025 M | liq. | 1023 | liq. | ||
a | 12 | CH2 rock | 923 | C | 923 S | liq. | 919 p | liq. | ||
a | 13 | CH2 rock | 856 | C | 856 S | liq. | 852 | liq. | ||
a | 14 | CCl str | 664 | C | 664 S | liq. | 665 | liq. | ||
a | 15 | CBr str | 571 | C | 571 S | liq. | 568 p | liq. | ||
a | 16 | CCCl deform | 385 | C | 385 dp | liq. | ||||
a | 17 | CCBr deform | 251 | D | 251 | liq. | SF()trans ν10 | |||
a | 18 | Torsion | 107 | D | 107 | liq. | ||||
Source: Shimanouchi, 1972
Notes
S | Strong |
M | Medium |
VW | Very weak |
p | Polarized |
dp | Depolarized |
SF | Calculation shows that the frequency approximately equals that of the vibration indicated in the parentheses. |
OV | Overlapped by band indicated in parentheses. |
C | 3~6 cm-1 uncertainty |
D | 6~15 cm-1 uncertainty |
References
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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.
Berman, Anicich, et al., 1979
Berman, D.W.; Anicich, V.; Beauchamp, J.L.,
Stabilities of isomeric halonium ions C2H4X+ (X = Cl, Br) by photoionization mass spectrometry iand on cyclotron resonance spectroscopy. General considerations of the relative stabilities of cyclic and acyclic isomeric onium ions,
J. Am. Chem. Soc., 1979, 101, 1239. [all data]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Ohno, Imai, et al., 1985
Ohno, K.; Imai, K.; Harada, Y.,
Variations in reactivity of lone-pair electrons due to intramolecular hydrogen bonding as observed by penning ionization electron spectroscopy,
J. Am. Chem. Soc., 1985, 107, 8078. [all data]
Carnovale, Gan, et al., 1979
Carnovale, F.; Gan, T.H.; Peel, J.B.,
Photoelectron spectra of the gauche and trans conformers of 1,2-bromochloroethane,
J. Electron Spectrosc. Relat. Phenom., 1979, 16, 87. [all data]
Chau and McDowell, 1976
Chau, F.T.; McDowell, C.A.,
Photoelectron spectra of 1,2-dibromo-1,1-difluoroethane, 1,2-bromochloroethane, and 1,2-dichloro-, 1,2-dibromo-, and 1,2-diiodotetrafluoroethane,
J. Phys. Chem., 1976, 80, 2923. [all data]
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]
Notes
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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