Benzene, 1,4-dichloro-

• Formula: C₆H₄Cl₂
• Molecular weight: 147.002
• IUPAC Standard InChI: InChI=1S/C6H4Cl2/c7-5-1-2-6(8)4-3-5/h1-4H Copy

  
• IUPAC Standard InChIKey: OCJBOOLMMGQPQU-UHFFFAOYSA-N Copy
• CAS Registry Number: 106-46-7
• 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.
• Isotopologues:
  • 1,4-Dichlorobenzene-D4
• Other names: Benzene, p-dichloro-; p-Chlorophenyl chloride; p-Dichlorobenzene; Di-chloricide; Evola; Paradi; Paradow; Paramoth; Persia-Perazol; PDB; Santochlor; 1,4-Dichlorobenzene; p-Dichlorobenzol; Paradichlorobenzol; para-Dichlorobenzene; p-Dichloorbenzeen; p-Dichlorbenzol; p-Diclorobenzene; Dichlorobenzene; Dichlorobenzene, p-; NCI-C54955; para crystals; Paracide; Paranuggets; Parazene; 1,4-Dichloorbenzeen; 1,4-Dichlor-benzol; 1,4-Diclorobenzene; Dichlorobenzene, para; Globol; Paradichlorbenzol; Rcra waste number U070; Rcra waste number U071; Rcra waste number U072; UN 1592; Dichlorocide; Kaydox; p-Dichlorbenzene; NSC 36935; 1,4-chlorobenzene
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• Information on this page:
  • Condensed phase thermochemistry data
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Condensed phase thermochemistry data

Go To: Top, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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

Constant pressure heat capacity of solid

Henry's Law data

Go To: Top, Condensed phase thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

IR Spectrum

Go To: Top, Condensed phase thermochemistry data, Henry's Law data, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compiled by: Coblentz Society, Inc.

• SOLUTION (10% IN CCl4 FOR 3800-1300, 10% IN CS2 FOR 1300-650, AND 5% IN CCl4 FOR 650-360 CM^-1) VERSUS SOLVENT; PERKIN-ELMER 521 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm^-1 resolution

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

• gas

Mass spectrum (electron ionization)

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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

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Additional Data

Gas Chromatography

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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

Kovats' RI, non-polar column, isothermal

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Kovats' RI, non-polar column, temperature ramp

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Kovats' RI, non-polar column, custom temperature program

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Kovats' RI, polar column, isothermal

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Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Van Den Dool and Kratz RI, polar column, temperature ramp

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Normal alkane RI, non-polar column, isothermal

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, custom temperature program

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Lee's RI, non-polar column, temperature ramp

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Lee's RI, non-polar column, custom temperature program

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References

Go To: Top, Condensed phase thermochemistry data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes

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

Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H., Heats of combustion of organic chloro compounds determined by the "quartz wool" method, Acta Chem. Scand., 1953, 7, 65. [all data]

Hubbard, Knowlton, et al., 1954
Hubbard, W.N.; Knowlton, J.W.; Huffman, H.M., Combustion calorimetry of organic chlorine compounds. Heats of combustion of chlorobenzene, the dichlorobenzenes and o- and p-chloroethylbenzene, J. Phys. Chem., 1954, 58, 396. [all data]

Platonov and Simulin, 1984
Platonov, V.A.; Simulin, Yu.N., Experimental determination of the standard enthalpies of formation of polychlorobenzenes. II. Standard enthalpies of formation of dichlorobenzenes, Russ. J. Phys. Chem. (Engl. Transl.), 1984, 58, 1630-1632. [all data]

Dworkin, Figuiere, et al., 1976
Dworkin, A.; Figuiere, P.; Ghelfenstein, M.; Szwarc, H., Heat capacities, enthalpies of transition, and thermodynamic properties of the three solid phases of p-dichlorobenzene from 20 to 330 K, J. Chem. Thermodynam., 1976, 8, 835-844. [all data]

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Ueberreiter, K.; Orthmann, H.-J., Specifische Wärme, spezifisches Volumen, Temperatur- und Wärme-leittähigkeit einiger disubstituierter Benzole und polycyclischer Systeme, Z. Natursforsch. 5a, 1950, 101-108. [all data]

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Narbutt, J., Die Spezifischen Warmen und Schmelzwarmen der dichloro-, chlorbrom-, dibrom-, bromjod-, und dijodbenzole. I, Z. Elektrochem., 1918, 24, 339-342. [all data]

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Harangi, J., Short communication. Retention index calculation without n-alkanes -- the virtual carbon number, J. Chromatogr. A, 2003, 993, 1-2, 187-195, https://doi.org/10.1016/S0021-9673(03)00320-0 . [all data]

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Notes

Go To: Top, Condensed phase thermochemistry data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  S°solid,1 bar	Entropy of solid at standard conditions (1 bar)
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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