Ethyl Chloride
- Formula: C2H5Cl
- Molecular weight: 64.514
- IUPAC Standard InChIKey: HRYZWHHZPQKTII-UHFFFAOYSA-N
- CAS Registry Number: 75-00-3
- 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: Ethane, chloro-; Aethylis; Aethylis chloridum; Anodynon; Chelen; Chlorene; Chlorethyl; Chloridum; Chloroethane; Chloryl; Chloryl anesthetic; Cloretilo; Dublofix; Ether chloratus; Ether hydrochloric; Ether muriatic; Hydrochloric ether; Kelene; Monochlorethane; Monochloroethane; Muriatic ether; Narcotile; C2H5Cl; Aethylchlorid; Chloorethaan; Chloroaethan; Chlorure D'ethyle; Cloroetano; Cloruro di etile; Etylu chlorek; NCI-C06224; UN 1037; Chloryle anesthetic
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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:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias
Data compiled as indicated in comments:
MM - Michael M. Meot-Ner (Mautner)
LL - Sharon G. Lias and Joel F. Liebman
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
View reactions leading to C2H5Cl+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 10.98 ± 0.02 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 165.7 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 159.4 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Proton affinity at 298K
Proton affinity (kcal/mol) | Reference | Comment |
---|---|---|
162.4 ± 0.33 | Bouchoux, Caunan, et al., 2001 | T = 300K; MM |
Gas basicity at 298K
Gas basicity (review) (kcal/mol) | Reference | Comment |
---|---|---|
156.7 ± 0.33 | Bouchoux, Caunan, et al., 2001 | T = 300K; MM |
Protonation entropy at 298K
Protonation entropy (cal/mol*K) | Reference | Comment |
---|---|---|
6.81 | Bouchoux, Caunan, et al., 2001 | T = 300K; MM |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.95 | EST | Luo and Pacey, 1992 | LL |
11.04 ± 0.05 | EI | Holmes and Lossing, 1991 | LL |
11.0 | PE | Ohno, Imai, et al., 1983 | LBLHLM |
10.98 ± 0.02 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
10.98 ± 0.01 | PI | Matsunaga, 1961 | RDSH |
10.97 ± 0.02 | PI | Watanabe, 1957 | RDSH |
11.06 | PE | Ohno, Imai, et al., 1985 | Vertical value; LBLHLM |
11.01 | PE | Utsunomiya, Kobayashi, et al., 1980 | Vertical value; LLK |
11.01 | PE | Hoppilliard and Solgadi, 1980 | Vertical value; LLK |
11.06 ± 0.02 | PE | Katsumata and Kimura, 1975 | Vertical value; LLK |
11.01 | PE | Kimura, Katsumata, et al., 1973 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH2Cl+ | 13.2 ± 0.2 | CH3 | EI | Harrison and Shannon, 1962 | RDSH |
CH2Cl+ | 13.6 ± 0.2 | CH3 | EI | Irsa, 1957 | RDSH |
CH3+ | 15.9 ± 0.3 | ? | EI | Irsa, 1957 | RDSH |
C2H4+ | 11.38 ± 0.02 | HCl | EI | Maccoll and Mathur, 1980 | LLK |
C2H4+ | 11.33 | HCl | EI | Baldwin, Maccoll, et al., 1966 | RDSH |
C2H5+ | 11.67 | Cl | PI | Traeger and McLoughlin, 1981 | LLK |
C2H5+ | 11.83 ± 0.06 | Cl | EI | Baldwin, Maccoll, et al., 1966 | RDSH |
Cl+ | 23.4 ± 0.3 | ? | EI | Irsa, 1957 | RDSH |
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
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 | 2967 | D | 2977 M | sln. | 2967 M p | liq. | ||
a' | 2 | CH3 d-str | 2946 | C | 2946 S | gas | 2934 M p | liq. | ||
a' | 3 | CH3 s-str | 2881 | C | 2881 S | gas | 2883 W p | liq. | ||
a' | 4 | CH3 d-deform | 1463 | D | 1463 S | sln. | ||||
a' | 5 | CH2 scis | 1448 | D | 1448 S | gas | 1453 M dp | liq. | OV(ν14) | |
a' | 6 | CH3 s-deform | 1385 | C | 1385 S | gas | 1383 W dp | liq. | ||
a' | 7 | CH2 wag | 1289 | C | 1289 VS | gas | 1283 W p | liq. | ||
a' | 8 | CH3 rock | 1081 | D | 1081 VW | gas | 1072 M p | liq. | ||
a' | 9 | CC str | 974 | D | 974 VS | gas | 969 W dp | liq. | OV(ν16) | |
a' | 10 | CCl str | 677 | C | 677 VS | gas | 659 VS p | liq. | ||
a' | 11 | CCCl deform | 336 | C | 336 M | gas | 337 S p | liq. | ||
a | 12 | CH2 a-str | 3014 | D | 3014 VS | gas | 3013 W | liq. | ||
a | 13 | CH3 d-str | 2986 | D | 2986 VS | gas | 2978 W | liq. | ||
a | 14 | CH3 d-deform | 1448 | D | 1448 S | gas | 1453 M dp | liq. | OV(ν5) | |
a | 15 | CH2 twist | 1251 | D | 1251 VW | gas | 1248 W dp | liq. | ||
a | 16 | CH3 rock | 974 | D | 974 VS | gas | 969 W dp | liq. | OV(ν9) | |
a | 17 | CH2 rock | 786 | B | 786 M | gas | ||||
a | 18 | Torsion | 251 | B | 251 W | gas | MW: ν251 | |||
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. |
MW | Torsional Frequency calculated from microwave spectroscopic data. |
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.
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Bouchoux, Caunan, et al., 2001
Bouchoux, G.; Caunan, F.; Leblanc, D.; Nguyen, M.T.; Salpin, J.Y.,
Protonation thermochemistry of ethyl halides,
Chem Phys. Phys. Chem., 2001, 10, 604-610. [all data]
Luo and Pacey, 1992
Luo, Y.-R.; Pacey, P.D.,
Effects of alkyl substitution on ionization energies of alkanes and haloalkanes and on heats of formation of their molecular cations. Part 2. Alkanes and chloro-, bromo- and iodoalkanes,
Int. J. Mass Spectrom. Ion Processes, 1992, 112, 63. [all data]
Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P.,
Ionization energies of homologous organic compounds and correlation with molecular size,
Org. Mass Spectrom., 1991, 26, 537. [all data]
Ohno, Imai, et al., 1983
Ohno, K.; Imai, K.; Matsumoto, S.; Harada, Y.,
Penning ionization electron spectroscopy of C2H5X (X = NH2, OH, H, Cl, I) relative reactivity of orbital localizing on functional groups upon electrophilic attack by metastable helium atoms,
J. Phys. Chem., 1983, 87, 4346. [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]
Matsunaga, 1961
Matsunaga, F.M.,
Photoionization yield of several molecules in the Schumann region,
Contribution No. 27, Hawaii Institute of, 1961, Geophysics, Honolulu. [all data]
Watanabe, 1957
Watanabe, K.,
Ionization potentials of some molecules,
J. Chem. Phys., 1957, 26, 542. [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]
Utsunomiya, Kobayashi, et al., 1980
Utsunomiya, C.; Kobayashi, T.; Nagakura, S.,
Photoelectron angular distribution measurements for some aliphatic alcohols, amines, halides,
Bull. Chem. Soc. Jpn., 1980, 53, 1216. [all data]
Hoppilliard and Solgadi, 1980
Hoppilliard, Y.; Solgadi, D.,
Conformational analysis of 2-haloethanols and 2-methoxyethylhalides in a photoelectron spectrometer,
Tetrahedron, 1980, 36, 377. [all data]
Katsumata and Kimura, 1975
Katsumata, S.; Kimura, K.,
Photoelectron spectra and sum rule consideration. Effect of chlorine substitution on ionization energies for chloroethanes, chloroacetaldehydes and chloroacetyl chlorides,
J. Electron Spectrosc. Relat. Phenom., 1975, 6, 309. [all data]
Kimura, Katsumata, et al., 1973
Kimura, K.; Katsumata, S.; Achiba, Y.; Matsumoto, H.; Nagakura, S.,
Photoelectron spectra and orbital structures of higher alkyl chlorides, bromides, and iodides.,
Bull. Chem. Soc. Jpn., 1973, 46, 373. [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]
Irsa, 1957
Irsa, A.P.,
Electron impact studies on C2H5Cl, C2H5Br, and C2H5I,
J. Chem. Phys., 1957, 26, 18. [all data]
Maccoll and Mathur, 1980
Maccoll, A.; Mathur, D.,
Hydrogen chloride elimination from the molecular ions of alkyl chlorides,
Org. Mass Spectrom., 1980, 15, 483. [all data]
Baldwin, Maccoll, et al., 1966
Baldwin, M.; Maccoll, A.; Miller, S.I.,
Ionization and appearance potentials from a study of alkyl chlorides,
Advan. Mass Spectrom., 1966, 3, 259. [all data]
Traeger and McLoughlin, 1981
Traeger, J.C.; McLoughlin, R.G.,
Absolute heats of formation for gas phase cations,
J. Am. Chem. Soc., 1981, 103, 3647. [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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