Ethane, 1,2-dichloro-
- Formula: C2H4Cl2
- Molecular weight: 98.959
- IUPAC Standard InChIKey: WSLDOOZREJYCGB-UHFFFAOYSA-N
- CAS Registry Number: 107-06-2
- 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: α,β-Dichloroethane; s-Dichloroethane; Brocide; Dutch liquid; Ethylene chloride; Ethylene dichloride; Freon 150; Glycol dichloride; 1,2-Bichloroethane; 1,2-Dichlorethane; 1,2-Dichloroethane; CH2ClCH2Cl; sym-Dichloroethane; Aethylenchlorid; Bichlorure D'ethylene; Borer sol; Chlorure D'ethylene; Cloruro di ethene; 1,2-DCE; Destruxol borer-sol; 1,2-Dichloorethaan; 1,2-Dichlor-aethan; Dichloremulsion; Di-chlor-mulsion; Dichloro-1,2-ethane; 1,2-Dicloroetano; Dutch oil; EDC; ENT 1,656; Ethane dichloride; Ethyleendichloride; 1,2-Ethylene dichloride; NCI-C00511; Rcra waste number U077; UN 1184; DCE; EDC (halocarbon); HCC 150; 1,2-dichloroethane (ethylene dichloride)
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Gas phase ion energetics data
Go To: Top, 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:
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) | 11.07 ± 0.04 | eV | N/A | N/A | L |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.05 | PI | Berman, Anicich, et al., 1979 | LLK |
11.04 | PE | Berman, Anicich, et al., 1979 | LLK |
11.12 ± 0.05 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
11.40 ± 0.10 | PE | Gan, Peel, et al., 1977 | Vertical value; Trans conformer; LLK |
11.22 ± 0.02 | PE | Chau and McDowell, 1975 | Vertical value; LLK |
11.39 ± 0.03 | PE | Raymonda, Edwards, et al., 1974 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH2Cl+ | 12.5 ± 0.1 | CH2Cl | EI | Harrison and Shannon, 1962 | RDSH |
C2H3Cl+ | 11.1 | ? | PI | Berman, Anicich, et al., 1979 | LLK |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, 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: C2h Symmetry Number σ = 2
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
ag | 1 | CH2 s-str | 2957 | D | ia | 2957 p | liq. | |||
ag | 2 | CH2 scis | 1445 | C | ia | 1445 dp | liq. | |||
ag | 3 | CH2 wag | 1304 | C | ia | 1304 p | liq. | |||
ag | 4 | CC str | 1052 | C | ia | 1052 p | liq. | |||
ag | 5 | CCl str | 754 | C | ia | 754 p | liq. | |||
ag | 6 | CCCl deform | 300 | C | ia | 300 p | liq. | |||
au | 7 | CH2 a-str | 3005 | D | 3005 W | liq. | ia | SF()gauche ν1, gauche ν11 | ||
au | 8 | CH2 twist | 1123 | B | 1122.5 W | gas | ia | |||
au | 9 | CH2 rock | 773 | B | 772.5 M | gas | ia | |||
au | 10 | Torsion | 123 | C | 123 M | gas | ia | |||
bg | 11 | CH2 a-str | 3005 | D | ia | 3005 dp | liq. | |||
bg | 12 | CH2 twist | 1264 | C | ia | 1264 dp | liq. | |||
bg | 13 | CH2 rock | 989 | C | ia | 989 p | liq. | |||
bu | 14 | CH2 s-str | 2983 | C | 2983.3 M | gas | ia | |||
bu | 15 | CH2 scis | 1461 | A | 1460.6 S | gas | ia | |||
bu | 16 | CH2 wag | 1232 | B | 1232.3 S | gas | ia | |||
bu | 17 | CCl str | 728 | C | 728.3 VS | gas | ia | |||
bu | 18 | CCCl deform | 222 | C | 222.3 W | gas | ia | |||
Source: Shimanouchi, 1972
Gauche form Symmetry: C2 Symmetry Number σ = 2
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
a | 1 | CH2 a-str | 3005 | D | 3005 W | liq. | 3005 dp | liq. | SF(ν11, )trans ν7 | |
a | 2 | CH2 s-str | 2957 | D | 2957 M | liq. | 2957 p | liq. | SF()trans ν1, trans ν14 | |
a | 3 | CH2 scis | 1433 | C | 1433 M | liq. | 1429 dp | liq. | OV(ν13) | |
a | 4 | CH2 wag | 1315 | C | 1315 W | gas | 1304 | liq. | ||
a | 5 | CH2 twist | 1207 | C | 1207 p | liq. | ||||
a | 6 | CC str | 1027 | D | 1027 W | gas | 1031 dp | liq. | ||
a | 7 | CH2 rock | 948 | B | 947.7 M | gas | 943 p | liq. | ||
a | 8 | CCl str | 669 | C | 669 M | gas | 654 p | liq. | ||
a | 9 | CCCl deform | 272 | D | 272 VW | liq. | 265 p | liq. | ||
a | 10 | Torsion | 125 | liq. | ||||||
b | 11 | CH2 a-str | 3005 | D | 3005 W | gas | 3005 dp | liq. | SF(ν1, )trans ν7 | |
b | 12 | CH2 s-str | 2957 | C | 2957.2 W | gas | ||||
b | 13 | CH2 scis | 1436 | B | 1436.3 W | gas | ||||
b | 14 | CH2 wag | 1292 | B | 1292.1 S | gas | ||||
b | 15 | CH2 twist | 1146 | D | 1146 W | gas | 1145 dp | liq. | ||
b | 16 | CH2 rock | 890 | B | 890.3 M | gas | 881 dp | liq. | ||
b | 17 | CCl str | 693 | B | 692.5 W | gas | 677 dp | liq. | ||
b | 18 | CCCl deform | 410 | C | 409.6 M | gas | 411 dp | liq. | ||
Source: Shimanouchi, 1972
Notes
VS | Very strong |
S | Strong |
M | Medium |
W | Weak |
VW | Very weak |
ia | Inactive |
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. |
A | 0~1 cm-1 uncertainty |
B | 1~3 cm-1 uncertainty |
C | 3~6 cm-1 uncertainty |
D | 6~15 cm-1 uncertainty |
References
Go To: Top, Gas phase ion energetics data, 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]
Gan, Peel, et al., 1977
Gan, T.H.; Peel, J.B.; Willett, G.D.,
Photoelectron spectra of the gauche and trans conformers of 1,2-dichloroethane,
J. Chem. Soc. Faraday Trans. 2, 1977, 73, 965. [all data]
Chau and McDowell, 1975
Chau, F.T.; McDowell, C.A.,
Photoelectron spectra of 1,2 dichloro-, 1,2 dibromo- and 1,2 diiodo-ethane,
J. Electron Spectrosc. Relat. Phenom., 1975, 6, 365. [all data]
Raymonda, Edwards, et al., 1974
Raymonda, J.W.; Edwards, L.O.; Russell, B.R.,
Vacuum ultraviolet absorption spectra of some chloroalkanes,
J. Am. Chem. Soc., 1974, 96, 1708. [all data]
Harrison and Shannon, 1962
Harrison, A.G.; Shannon, T.W.,
An electron impact study of chloromethyl and dichloromethyl derivatives,
Can. J. Chem., 1962, 40, 1730. [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, 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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