Nitroguanidine

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, 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
Δfsolid-20.7 ± 0.59kcal/molCcbKrien, Licht, et al., 1973Author's hf298_condensed=-22. kcal/mol; ALS
Δfsolid-23.4 ± 1.0kcal/molCcbLobanov and Karmanova, 1971crystal phase; ALS
Δfsolid-21.3kcal/molCcbMedard and Thomas, 1949Author's hf298_condensed=-21.9 kcal/mol; ALS
Quantity Value Units Method Reference Comment
Δcsolid-210. ± 4.kcal/molAVGN/AAverage of 7 values; Individual data points

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
30.90298.Krien, Licht, et al., 1973T = 200 to 460 K. Equation only.; DH

Phase change data

Go To: Top, Condensed phase 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 compiled by: William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub34.11 ± 0.48kcal/molMECundall, Frank Palmer, et al., 1978Based on data from 402. to 473. K.

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes

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

Krien, Licht, et al., 1973
Krien, G.; Licht, H.H.; Zierath, J., Thermochemical investigation of nitramines, Thermochim. Acta, 1973, 6, 465-472. [all data]

Lobanov and Karmanova, 1971
Lobanov, G.A.; Karmanova, L.P., Enthalpy of formation of some organic substances, Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1971, 14, 865-867. [all data]

Medard and Thomas, 1949
Medard, L.; Thomas, M., Determinations calorimetriques concernant dix-huit derives nitres ou nitrates organiques., Mem. Poudres, 1949, 29, 173-195. [all data]

Cundall, Frank Palmer, et al., 1978
Cundall, Robert B.; Frank Palmer, T.; Wood, Colin E.C., Vapour pressure measurements on some organic high explosives, J. Chem. Soc., Faraday Trans. 1, 1978, 74, 0, 1339, https://doi.org/10.1039/f19787401339 . [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References