Ethylene, 1,2-dichloro-, (Z)-
- Formula: C2H2Cl2
- Molecular weight: 96.943
- IUPAC Standard InChI: InChI=1S/C2H2Cl2/c3-1-2-4/h1-2H/b2-1-
- IUPAC Standard InChIKey: KFUSEUYYWQURPO-UPHRSURJSA-N
- CAS Registry Number: 156-59-2
- 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. - Stereoisomers:
- Other names: Ethene, 1,2-dichloro-, (Z)-; (Z)-1,2-Dichloroethylene; cis-Di-1,2-Chloroethylene; cis-Dichloroethylene; cis-1,2-Dichloroethene; cis-1,2-Dichloroethylene; 1,2-cis-Dichloroethylene; (Z)-CHCl=CHCl; (Z)-1,2-Dichloroethene; 1,2-cis-Dichloroethene; Acetylene dichloride, cis-; 1,cis-2-Dichloroethene; Ethylene, 1,2-dichloro-, cis-; Ethene, 1,2-dichloro-, (1Z)-; HCC 1130c; R 1130c
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Gas phase ion energetics data
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 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) | 9.66 ± 0.01 | eV | N/A | N/A | L |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 9.65 | PE | Lake and Thompson, 1970 | RDSH |
| 9.68 | PE | Jonathan, Ross, et al., 1970 | RDSH |
| 9.66 | S | Walsh and Warsop, 1968 | RDSH |
| 9.65 ± 0.01 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
| 9.66 ± 0.02 | PI | Momigny, 1960 | RDSH |
| 9.65 | PI | Bralsford, Harris, et al., 1960 | RDSH |
| 9.8 | PE | Von Niessen, Asbrink, et al., 1982 | Vertical value; LBLHLM |
| 9.80 | PE | Wittel and Bock, 1974 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C2HCl+ | 13.27 ± 0.05 | HCl | EI | Momigny, 1961 | RDSH |
| C2H2Cl+ | 12.29 ± 0.05 | Cl | EI | Momigny, 1961 | RDSH |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lake and Thompson, 1970
Lake, R.F.; Thompson, H.,
Photoelectron spectra of halogenated ethylenes,
Proc. Roy. Soc. (London), 1970, A315, 323. [all data]
Jonathan, Ross, et al., 1970
Jonathan, N.; Ross, K.; Tomlinson, V.,
The photoelectron spectra of dichloroethylenes,
Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 51. [all data]
Walsh and Warsop, 1968
Walsh, A.D.; Warsop, P.A.,
Ultra-violet absorption spectrum of cis-1,2-dichloro ethylene,
J. Chem. Soc. Faraday Trans., 1968, 64, 1418. [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]
Momigny, 1960
Momigny, J.,
Les potentials d'ionisation des dihalogenoethylenes cis et trans,
Bull. Classe Sci. Acad. Roy. Belg., 1960, 46, 686. [all data]
Bralsford, Harris, et al., 1960
Bralsford, R.; Harris, P.V.; Price, W.C.,
The effect of fluorine on the electronic spectra and ionization potentials of molecules,
Proc. Roy. Soc. (London), 1960, A258, 459. [all data]
Von Niessen, Asbrink, et al., 1982
Von Niessen, W.; Asbrink, L.; Bieri, G.,
30.4 nm He(II) Photoelectron spectra of organic molecules. Part VI. Halogeno-compounds (C,H,X: X = Cl, Br, I),
J. Electron Spectrosc. Relat. Phenom., 1982, 26, 173. [all data]
Wittel and Bock, 1974
Wittel, K.; Bock, H.,
Photoelektronenspekten und molekuleigenschaften. XXVII. Chlor- und bromathylene- beispiele fur anderungen in π- und σ-Systemen,
Chem. Ber., 1974, 107, 317. [all data]
Momigny, 1961
Momigny, J.,
Comportement des dihalogenoethylenes cis et trans sous l'impact electronique,
Bull. Soc. Chim. Belges, 1961, 70, 241. [all data]
Notes
Go To: Top, Gas phase ion energetics data, 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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