Nitroguanidine
- Formula: CH4N4O2
- Molecular weight: 104.0681
- IUPAC Standard InChIKey: IDCPFAYURAQKDZ-UHFFFAOYSA-N
- CAS Registry Number: 556-88-7
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Guanidine, nitro-; α-Nitroguanidine; β-Nitroguanidine; N''-Nitroguanidine; Picrite; 1-Nitroguanidine; Guanidine, 1-nitro-; Guanidine, 1-nitro- (wet); Nitroguanidine, wet; N1-Nitroguanidine; Picrite (the explosive); 2-Nitroguanidine; Guanidine, N-nitro-; NSC 41036
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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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°solid | -20.7 ± 0.59 | kcal/mol | Ccb | Krien, Licht, et al., 1973 | Author's hf298_condensed=-22. kcal/mol; ALS |
ΔfH°solid | -23.4 ± 1.0 | kcal/mol | Ccb | Lobanov and Karmanova, 1971 | crystal phase; ALS |
ΔfH°solid | -21.3 | kcal/mol | Ccb | Medard and Thomas, 1949 | Author's hf298_condensed=-21.9 kcal/mol; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -210. ± 4. | kcal/mol | AVG | N/A | Average of 7 values; Individual data points |
Constant pressure heat capacity of solid
Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
30.90 | 298. | Krien, Licht, et al., 1973 | T = 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 |
---|---|---|---|---|---|
ΔsubH° | 34.11 ± 0.48 | kcal/mol | ME | Cundall, Frank Palmer, et al., 1978 | Based 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
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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