m-Chloroaniline
- Formula: C6H6ClN
- Molecular weight: 127.572
- IUPAC Standard InChIKey: PNPCRKVUWYDDST-UHFFFAOYSA-N
- CAS Registry Number: 108-42-9
- 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: Benzenamine, 3-chloro-; Aniline, m-chloro-; m-Aminochlorobenzene; m-Chlorophenylamine; Fast Orange GC Base; Orange GC base; 3-Chloroaniline; 3-Chlorobenzenamine; m-Chloroaminobenzene; Azoic diazo component 2, base; 1-Amino-3-chlorobenzene; 3-Chlooranilinen; 3-Chlorophenylamine; 3-Cloroaniline; m-Chloraniline; Benzeneamine, 3-chloro-; Aniline, 3-chloro-; NSC 17581
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Condensed phase thermochemistry data
Go To: Top, Reaction thermochemistry data, 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -4.86 | kcal/mol | Ccb | Masalitinova, Oleinikova, et al., 1981 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -770.04 ± 0.41 | kcal/mol | Ccb | Masalitinova, Oleinikova, et al., 1981 | ALS |
ΔcH°liquid | -803.68 ± 0.64 | kcal/mol | Ccb | Zalikin, Kochetkov, et al., 1965 | ALS |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
47.49 | 294.7 | Zalikin, Kochetkov, et al., 1965 | T = 295, 323 K.; DH |
Reaction thermochemistry data
Go To: Top, Condensed phase thermochemistry data, 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 as indicated in comments:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
C6H5ClN- + =
By formula: C6H5ClN- + H+ = C6H6ClN
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 358.9 ± 2.1 | kcal/mol | G+TS | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 351.6 ± 2.0 | kcal/mol | IMRE | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
By formula: C13H10Cl2N2O = C6H6ClN + C7H4ClNO
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 29.2 ± 1.3 | kcal/mol | Eqk | Chimishkyan, Svetlova, et al., 1984 | solid phase; Dissociation; ALS |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, 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
Data compiled as indicated in comments:
B - John E. Bartmess
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C6H6ClN+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 207.5 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 199.9 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.1 ± 0.1 | EI | Brown, 1970 | RDSH |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C6H6N+ | 12.3 ± 0.1 | Cl | EI | Brown, 1970 | RDSH |
De-protonation reactions
C6H5ClN- + =
By formula: C6H5ClN- + H+ = C6H6ClN
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 358.9 ± 2.1 | kcal/mol | G+TS | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 351.6 ± 2.0 | kcal/mol | IMRE | Bartmess, Scott, et al., 1979 | gas phase; value altered from reference due to change in acidity scale; B |
References
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, 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.
Masalitinova, Oleinikova, et al., 1981
Masalitinova, T.N.; Oleinikova, T.P.; Ryadnenko, V.L.; Kiseleva, N.N.; Lebedeva, N.D.,
Thermal effects of the hydrogenation of chloronitrobenzenes,
J. Appl. Chem. USSR, 1981, 54, 1551-1554, In original 1799. [all data]
Zalikin, Kochetkov, et al., 1965
Zalikin, A.A.; Kochetkov, V.L.; Strepikheev, Yu.A.,
Some physical and physicochemical constants of m- and p-chloroaniline and of m- and p-chlorophenyl isocyanate,
Khim. Prom. (Moscow), 1965, 41, 338. [all data]
Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr.,
The gas phase acidity scale from methanol to phenol,
J. Am. Chem. Soc., 1979, 101, 6047. [all data]
Chimishkyan, Svetlova, et al., 1984
Chimishkyan, A.L.; Svetlova, L.P.; Leonova, T.V.; Gluyaev, N.D.,
Thermal decomposition of substituted ureas,
J. Gen. Chem. USSR, 1984, 54, 1317-1320. [all data]
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]
Brown, 1970
Brown, P.,
Kinetic studies in mass spectrometry-IV. The [M - Cl] reaction in substituted chlorobenzenes and the question of molecular ion isomerization,
Org. Mass Spectrom., 1970, 3, 639. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Cp,liquid Constant pressure heat capacity of liquid ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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