Nitrapyrin

• Formula: C₆H₃Cl₄N
• Molecular weight: 230.907
• IUPAC Standard InChI: InChI=1S/C6H3Cl4N/c7-5-3-1-2-4(11-5)6(8,9)10/h1-3H Copy

  
• IUPAC Standard InChIKey: DCUJJWWUNKIJPH-UHFFFAOYSA-N Copy
• CAS Registry Number: 1929-82-4
• 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: Pyridine, 2-chloro-6-(trichloromethyl)-; N-Serve; 2-Chloro-6-(trichloromethyl)pyridine; 2-Picoline, α,α,α,6-tetrachloro-; Dowco-163; N-Serve nitrogen stabilizer
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Mass spectrum (electron ionization)
  • References
  • Notes
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Condensed phase thermochemistry data

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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 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

Phase change data

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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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of fusion

Entropy of fusion

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change 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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes

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

Bessarab, Emel'yanov, et al., 1983
Bessarab, N.A.; Emel'yanov, V.L.; Stul, B.Ya.; Platonov, V.A.; Simulin, Yu.N.; Dzhagatspanyan, R.V., Vapor pressure of some chlorine derivatives of 2-picoline, Deposited Document, VINITI 2994-83. Chem. Abst. 101:43847c, 1983, 1-7. [all data]

Tan, Kamaguchi, et al., 1989
Tan, Z.; Kamaguchi, A.; Nagano, Y.; Sakiyama, M., Standard enthalpy of formation of 2-chloro-6-(trichloromethyl)pyridine, J. Chem. Thermodyn., 1989, 21, 615-623. [all data]

Tan, Sorai, et al., 1989
Tan, A.-C.; Sorai, M.; Suga, H., Low-temperature heat capacity and thermodynamic functions of 2-chloro-6-(trichloromethyl)pyridine, Sci. China Ser. B, 1989, 32(10), 1194-1207. [all data]

Tan, Ye, et al., 1987
Tan, Z.; Ye, J.; Yin, A.; Chen, S.; Wang, W., Heat capacity and thermodynamic properties of 2-chloro-6-(trichloromethyl)pyridine, Kexue Tongbao, 1987, 32(4), 240-246. [all data]

Donnelly, Drewes, et al., 1990
Donnelly, J.R.; Drewes, L.A.; Johnson, R.L.; Munslow, W.D.; Knapp, K.K.; Sovocool, G.W., Purity and heat of fusion data for environmental standards as determined by differential scanning calorimetry, Thermochim. Acta, 1990, 167, 2, 155, https://doi.org/10.1016/0040-6031(90)80476-F . [all data]

Tan, Ye, et al., 1987, 2
Tan, Z.; Ye, J.; Yin, A.; Chen, S.; Wang, W., Heat capacity and thermodynamic properties of 2-chloro-6-(trichloromethyl)pyridine, Kexue Tongbao (Foreign Lang. Ed.), 1987, 32, 240-6. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), 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)
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔvapH°	Enthalpy of vaporization at standard conditions

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