Nitrapyrin

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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

Quantity Value Units Method Reference Comment
Tfus339.03KN/ADonnelly, Drewes, et al., 1990Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Ttriple337.240KN/ATan, Ye, et al., 1987Uncertainty assigned by TRC = 0.01 K; TRC
Quantity Value Units Method Reference Comment
Δvap14.03kcal/molVBessarab, Emel'yanov, et al., 1983ALS

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Method Reference Comment
4.8518337.242N/ATan, Sorai, et al., 1989DH
4.85153337.242N/ATan, Ye, et al., 1987, 2DH
4.85337.8ACDomalski and Hearing, 1996Based on data from 13. to 316. K.; AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
14.39337.242Tan, Sorai, et al., 1989DH
14.386337.242Tan, Ye, et al., 1987, 2DH

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:


References

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

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
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]

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, 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, 2
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]

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

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