p-Chloroaniline

Data at NIST subscription sites:

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.


Condensed phase thermochemistry data

Go To: Top, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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
Δcliquid-797.9 ± 3.2kcal/molCcbZalikin, Kochetkov, et al., 1965ALS
Quantity Value Units Method Reference Comment
Δfsolid-7.97kcal/molCcbMasalitinova, Oleinikova, et al., 1981ALS
Quantity Value Units Method Reference Comment
Δcsolid-766.93 ± 0.45kcal/molCcbMasalitinova, Oleinikova, et al., 1981ALS

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
35.21305.Zalikin, Kochetkov, et al., 1965T = 292 to 323 K. Mean value.; DH

Phase change data

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil505.2KN/AWeast and Grasselli, 1989BS
Tboil505.45KN/APerkin, 1896Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Tfus343. ± 3.KAVGN/AAverage of 9 values; Individual data points
Quantity Value Units Method Reference Comment
Δvap14.9 ± 0.1kcal/molGSVerevkin and Schick, 2003Based on data from 346. to 374. K.; AC
Δvap11.70kcal/molVZalikin, Kochetkov, et al., 1965ALS
Quantity Value Units Method Reference Comment
Δsub19.2 ± 0.07kcal/molGSVerevkin and Schick, 2003Based on data from 291. to 337. K.; AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
12.5378.AStephenson and Malanowski, 1987Based on data from 363. to 505. K.; AC

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) A B C Reference Comment
332.4 to 503.74.873052254.26-41.619Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
21.7293.MEStephenson and Malanowski, 1987Based on data from 283. to 303. K. See also Swan and Mack, 1925.; AC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
4.892342.8Verevkin and Schick, 2003See also Straka, Ruzicka, et al., 2007.; AC
4.04344.Khanna, Khetarpal, et al., 1983AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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- + Hydrogen cation = p-Chloroaniline

By formula: C6H5ClN- + H+ = C6H6ClN

Quantity Value Units Method Reference Comment
Δr360.4 ± 2.1kcal/molG+TSBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B
Quantity Value Units Method Reference Comment
Δr353.1 ± 2.0kcal/molIMREBartmess, Scott, et al., 1979gas phase; value altered from reference due to change in acidity scale; B

Benzenamine, 4-chloro-N-methyl- = 0.5p-Chloroaniline + 0.5Benzenamine, 4-chloro-N,N-dimethyl-

By formula: C7H8ClN = 0.5C6H6ClN + 0.5C8H10ClN

Quantity Value Units Method Reference Comment
Δr-0.05kcal/molEqkMatvienko, Kachurin, et al., 1982liquid phase; Methanesulfonic acid; ALS

Urea, N,N'-bis(4-chlorophenyl)- = Benzene, 1-chloro-4-isocyanato- + p-Chloroaniline

By formula: C13H10Cl2N2O = C7H4ClNO + C6H6ClN

Quantity Value Units Method Reference Comment
Δr28.80 ± 0.26kcal/molEqkChimishkyan, Svetlova, et al., 1984solid phase; Dissociation; ALS

p-Chloroaniline + Maleic anhydride = Maleanilic acid, 4' chloro-

By formula: C6H6ClN + C4H2O3 = C10H8ClNO3

Quantity Value Units Method Reference Comment
Δr3.1kcal/molCmSrivastava, 1979solid phase; ALS

IR Spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Mass spectrum (electron ionization), UV/Visible spectrum, 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, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, UV/Visible spectrum, 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

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

Mass spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

Due to licensing restrictions, this spectrum cannot be downloaded.

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 291216

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


UV/Visible spectrum

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.

UVVis spectrum
For Zoom
1.) Enter the desired X axis range (e.g., 100, 200)
2.) Check here for automatic Y scaling
3.) Press here to zoom

Additional Data

View image of digitized spectrum (can be printed in landscape orientation).

View spectrum image in SVG format.

Download spectrum in JCAMP-DX format.

Source Grammaticakis, 1951
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 132
Instrument n.i.g.
Melting point 72.5
Boiling point 232

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

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]

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]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Perkin, 1896
Perkin, W.H., LXIX. On Magnetic Rotatory Power, especially of Aromatic Compounds, J. Chem. Soc., 1896, 69, 1025-1257. [all data]

Verevkin and Schick, 2003
Verevkin, Sergey P.; Schick, Christoph, Determination of vapor pressures, enthalpies of sublimation, enthalpies of vaporization, and enthalpies of fusion of a series of chloro-aminobenzenes and chloro-nitrobenzenes, Fluid Phase Equilibria, 2003, 211, 2, 161-177, https://doi.org/10.1016/S0378-3812(03)00181-X . [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Swan and Mack, 1925
Swan, Thomas H.; Mack, Edward, VAPOR PRESSURES OF ORGANIC CRYSTALS BY AN EFFUSION METHOD, J. Am. Chem. Soc., 1925, 47, 8, 2112-2116, https://doi.org/10.1021/ja01685a005 . [all data]

Straka, Ruzicka, et al., 2007
Straka, Martin; Ruzicka, Kvetoslav; Ruzicka, Vlastimil, Heat Capacities of Chloroanilines and Chloronitrobenzenes, J. Chem. Eng. Data, 2007, 52, 4, 1375-1380, https://doi.org/10.1021/je700080k . [all data]

Khanna, Khetarpal, et al., 1983
Khanna, M.S.; Khetarpal, S.C.; Lal, K.; Bhatnagar, H.L., Thermodynamic studies on melting of some o-, m-, and p-halogen derivatives of aniline, Indian J. Pure Appl. Phys., 1983, 20, 6, 503. [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]

Matvienko, Kachurin, et al., 1982
Matvienko, N.M.; Kachurin, O.I.; Chekhuta, V.G., Kinetics and equilibrium of the transalkylation reaction of N-methylarylamines, Russ. Chem. Rev., 1982, 48, 42-45. [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]

Srivastava, 1979
Srivastava, A.K., Solid-state reactions between maleic anhydride and substituted aromactic amines, Z. Phys. Chem. (Leipzig), 1979, 260, 630-640. [all data]

Grammaticakis, 1951
Grammaticakis, P., Contribution a l'etude de l'absorption dans l'ultraviolet moyen et le visible des arylamines isomeres et de leurs derives N-substitues (2e memoire), Bull. Soc. Chim. Fr., 1951, 18, 534-545. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, References