Acetamide
- Formula: C2H5NO
- Molecular weight: 59.0672
- IUPAC Standard InChIKey: DLFVBJFMPXGRIB-UHFFFAOYSA-N
- CAS Registry Number: 60-35-5
- 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: Acetic acid amide; Ethanamide; Methanecarboxamide; CH3CONH2; NCI-C02108; Amid kyseliny octove
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Condensed phase thermochemistry data
Go To: Top, 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 |
---|---|---|---|---|---|
ΔfH°solid | -315.6 ± 0.82 | kJ/mol | Ccr | Nurachmetov, Beremzhanov, et al., 1985 | see Nurakhmeta, Beremzhanov, et al., 1984; ALS |
ΔfH°solid | -310.1 | kJ/mol | Ccb | Ciocazanu, Dogaru, et al., 1976 | ALS |
ΔfH°solid | -316.99 ± 0.70 | kJ/mol | Ccb | Barnes and Pilcher, 1975 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°solid | -1186.03 ± 0.82 | kJ/mol | Ccr | Nurachmetov, Beremzhanov, et al., 1985 | see Nurakhmeta, Beremzhanov, et al., 1984; ALS |
ΔcH°solid | -1191.5 | kJ/mol | Ccb | Ciocazanu, Dogaru, et al., 1976 | ALS |
ΔcH°solid | -1184.60 ± 0.69 | kJ/mol | Ccb | Barnes and Pilcher, 1975 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°solid,1 bar | 115.0 | J/mol*K | N/A | Nurachmetov, Beremzhanov, et al., 1985 | DH |
S°solid,1 bar | 115.0 | J/mol*K | N/A | Nurakhmetov, Beremzhanov, et al., 1984 | DH |
Constant pressure heat capacity of solid
Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
86.65 | 298. | Emons, Naumann, et al., 1986 | T = 298 to 400 K. Cp data given at 298 K as 1.467 kJ/kg*K (extrapolated). Cp = 1.481 + 0.0069(T-300) kJ/kg*K (300 to 330).; DH |
91.27 | 298.15 | Nurachmetov, Beremzhanov, et al., 1985 | T = 13 to 330 K.; DH |
91.27 | 298.15 | Nurakhmetov, Beremzhanov, et al., 1984 | T = 8 to 330 K.; DH |
90.00 | 300. | DeWit, DeKruif, et al., 1983 | T = 90 to 360 K.; DH |
90.3 | 298.15 | Skold, Suurkuusk, et al., 1976 | DH |
66.5 | 293. | Campbell and Campbell, 1940 | DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Nurachmetov, Beremzhanov, et al., 1985
Nurachmetov, N.N.; Beremzhanov, B.A.; Abramova, G.V.; Lebedev, B.V.,
Thermodynamics of (thio)amides and their compounds with mineral acids at (0-330)K,
Thermochim. Acta, 1985, 92, 329-332. [all data]
Nurakhmeta, Beremzhanov, et al., 1984
Nurakhmeta, N.N.; Beremzhanov, B.A.; Abramova, G.V.; Lebedev, B.V.,
Thermodynamic properties of acetamide, thio-semicarbazide, and thiourea hydronitrate at (0-330) K,
Probl. Kalorim. Khim. Termodin., Dokl. Vses. Konf., 10th, 1984, 2, 460-462. [all data]
Ciocazanu, Dogaru, et al., 1976
Ciocazanu, I.; Dogaru, V.; Zavoianu, D.,
Structure and reactivity of amides. Concerning the heats of combustion and formation of some unsaturated α, β amides derived from acetamide,
Rev. Chim. (Bucharest), 1976, 27, 4-6. [all data]
Barnes and Pilcher, 1975
Barnes, D.S.; Pilcher, G.,
Enthalpies of combustion of ethanamide, propanamide, and butanamide,
J. Chem. Thermodyn., 1975, 7, 377-382. [all data]
Nurakhmetov, Beremzhanov, et al., 1984
Nurakhmetov, N.N.; Beremzhanov, B.A.; Abramova, G.V.; Lebedev, B.V.,
Thermodynamic properties of acetamide, thiosemicarbazide, and thiourea hydronitrate at (0-330) K, Probl. Kalorim. Khim. Termodin., Dokl. Vses. Konf.,
10th, 1984, 2, 460-2. [all data]
Emons, Naumann, et al., 1986
Emons, H.H.; Naumann, R.; Jahn, K.; Flammersheim, H.J.,
Thermal properties of acetamide in the temperature range from 298 K to 400 K,
Thermochim. Acta, 1986, 104, 127-137. [all data]
DeWit, DeKruif, et al., 1983
DeWit, H.G.M.; DeKruif, C.G.; Van Miltenburg, J.C.,
Thermodynamic properties of molecular organic crystals containing organic crystals containing nitrogen, oxygen, and sulfur. II. Molar heat capacities of eight compounds by adiabatic calorimetry,
J. Chem. Thermodynam., 1983, 15, 891-902. [all data]
Skold, Suurkuusk, et al., 1976
Skold, R.; Suurkuusk, J.; Wadso, I.,
Thermochemistry of solutions of biochemical model compounds. 7. Aqueous solutions of some amides, t-butanol, and pentanol,
J. Chem. Thermodynam., 1976, 8, 1075-1080. [all data]
Campbell and Campbell, 1940
Campbell, A.N.; Campbell, A.J.R.,
The heats of solution, heats of formation,
specific heats and equilibrium diagrams of certain molecular compounds. J. Am. Chem. Soc., 1940, 62, 291-297. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, 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) 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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