Isopropyl Alcohol
- Formula: C3H8O
- Molecular weight: 60.0950
- IUPAC Standard InChI: InChI=1S/C3H8O/c1-3(2)4/h3-4H,1-2H3
- IUPAC Standard InChIKey: KFZMGEQAYNKOFK-UHFFFAOYSA-N
- CAS Registry Number: 67-63-0
- 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: 2-Propanol; sec-Propyl Alcohol; Alcojel; Alcosolve 2; Avantin; Avantine; Combi-Schutz; Dimethylcarbinol; Hartosol; Imsol A; Isohol; Isopropanol; Lutosol; Petrohol; Propol; PRO; Takineocol; 1-Methylethyl Alcohol; iso-C3H7OH; 2-Hydroxypropane; Propane, 2-hydroxy-; sec-Propanol; Propan-2-ol; i-Propylalkohol; Alcolo; Alcool isopropilico; Alcool isopropylique; Alkolave; Arquad DMCB; iso-Propylalkohol; Isopropyl alcohol, rubbing; IPA; Lavacol; Visco 1152; Alcosolve; i-Propanol; 2-Propyl alcohol; Spectrar; Sterisol hand disinfectant; UN 1219; n-Propan-2-ol; 1-methylethanol; Propanol-2; Virahol; IPS 1
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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°liquid | -317.0 ± 0.3 | kJ/mol | Ccb | Chao and Rossini, 1965 | see Rossini, 1934; ALS |
| ΔfH°liquid | -318.2 ± 0.71 | kJ/mol | Ccb | Snelson and Skinner, 1961 | ALS |
| ΔfH°liquid | -318.7 | kJ/mol | Ccb | Parks, Mosley, et al., 1950 | see Parks and Moore, 1939; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -2006.9 ± 0.2 | kJ/mol | Ccb | Chao and Rossini, 1965 | see Rossini, 1934; Corresponding ΔfHºliquid = -316.9 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°liquid | -2005.8 ± 0.4 | kJ/mol | Ccb | Snelson and Skinner, 1961 | Corresponding ΔfHºliquid = -318.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°liquid | -2005.1 | kJ/mol | Ccb | Parks, Mosley, et al., 1950 | see Parks and Moore, 1939; Corresponding ΔfHºliquid = -318.7 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| S°liquid | 180.58 | J/mol*K | N/A | Andon, Counsell, et al., 1963 | DH |
| S°liquid | 179.9 | J/mol*K | N/A | Kelley, 1929 | DH |
| S°liquid | 192.9 | J/mol*K | N/A | Parks and Kelley, 1928 | Extrapolation below 70 K, 43.56 J/mol*K.; DH |
| S°liquid | 190.8 | J/mol*K | N/A | Parks and Kelley, 1925 | Extrapolation below 90 K, 53.22 J/mol*K.; DH |
Constant pressure heat capacity of liquid
| Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 161.2 | 298.15 | Roux, Roberts, et al., 1980 | DH |
| 154.75 | 298.15 | Brown and Ziegler, 1979 | T = 185 to 304 K. Results as equation only.; DH |
| 165.6 | 311.6 | Griigo'ev, Yanin, et al., 1979 | T = 311 to 453 K. p = 0.98 bar.; DH |
| 154.43 | 298.15 | Andon, Counsell, et al., 1963 | T = 10 to 330 K.; DH |
| 162.8 | 298.2 | Katayama, 1962 | T = 10 to 60°C.; DH |
| 180.3 | 324. | Swietoslawski and Zielenkiewicz, 1958 | Mean value 21 to 81°C.; DH |
| 154.0 | 298. | Ginnings and Corruccini, 1948 | T = 0 to 200°C.; DH |
| 159.99 | 298.04 | Zhdanov, 1945 | T = 7 to 41°C. Value is unsmoothed experimental datum.; DH |
| 172.4 | 303.2 | Phillip, 1939 | DH |
| 163.6 | 298. | Trew and Watkins, 1933 | DH |
| 149.75 | 292.84 | Kelley, 1929 | T = 16 to 298 K. Value is unsmoothed experimental datum.; DH |
| 180.3 | 298.1 | Parks, Kelley, et al., 1929 | Extrapolation below 90 K, 42.68 J/mol*K.; DH |
| 151.0 | 293.1 | Parks and Kelley, 1928 | T = 71 to 293 K. Value is unsmoothed experimental datum.; DH |
| 152.3 | 293.1 | Parks and Kelley, 1925 | T = 71 to 293 K. Value is unsmoothed experimental datum.; DH |
| 169.9 | 303. | Willams and Daniels, 1924 | T = 303 to 323 K. Equation only.; 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.
Chao and Rossini, 1965
Chao, J.; Rossini, F.D.,
Heats of combustion, formation, and isomerization of nineteen alkanols,
J. Chem. Eng. Data, 1965, 10, 374-379. [all data]
Rossini, 1934
Rossini, F.D.,
Heats of combustion and of formation of the normal aliphatic alcohols in the gaseous and liquid states, and the energies of their atomic linkages,
J. Res. NBS, 1934, 13, 189-197. [all data]
Snelson and Skinner, 1961
Snelson, A.; Skinner, H.A.,
Heats of combustion: sec-propanol, 1,4-dioxan, 1,3-dioxan and tetrahydropyran,
Trans. Faraday Soc., 1961, 57, 2125-2131. [all data]
Parks, Mosley, et al., 1950
Parks, G.S.; Mosley, J.R.; Peterson, P.V., Jr.,
Heats of combustion and formation of some organic compounds containing oxygen,
J. Chem. Phys., 1950, 18, 152. [all data]
Parks and Moore, 1939
Parks, G.S.; Moore, G.E.,
The heat of combustion of isopropanol,
J. Chem. Phys., 1939, 7, 1066-1067. [all data]
Andon, Counsell, et al., 1963
Andon, R.J.L.; Counsell, J.F.; Martin, J.F.,
Thermodynamic properties of organic oxygen compounds. Part II. The thermodynamic properties from 10 to 330 K of isopropyl alcohol,
Trans. Faraday Soc., 1963, 59, 1555-1558. [all data]
Kelley, 1929
Kelley, K.K.,
The heats capacities of isopropyl alcohol and acetone from 16 to 298 °K and the corresponding entropies and free energies,
J. Am. Chem. Soc., 1929, 51, 1145-1150. [all data]
Parks and Kelley, 1928
Parks, G.S.; Kelley, K.K.,
The application of the third law of thermodynamics to some organic reactions,
J. Phys. Chem., 1928, 32, 734-750. [all data]
Parks and Kelley, 1925
Parks, G.S.; Kelley, K.K.,
Thermal data on organic compounds. II. The heat capacities of five organic compounds. The entropies and free energies of some homologous series of aliphatic compounds,
J. Am. Chem. Soc., 1925, 47, 2089-2097. [all data]
Roux, Roberts, et al., 1980
Roux, G.; Roberts, D.; Perron, G.; Desnoyers, J.E.,
Microheterogeneity in aqueous-organic solutions: heat capacities, volumes and expansibilities of some alcohols, aminoalcohol and tertiary amines in water,
J. Solution Chem., 1980, 9(9), 629-647. [all data]
Brown and Ziegler, 1979
Brown, G.N., Jr.; Ziegler, W.T.,
Temperature dependence of excess thermodynamic properties of ethanol + n-heptane and 2-propanol + n-heptane solutions,
J. Chem. Eng. Data, 1979, 24, 319-330. [all data]
Griigo'ev, Yanin, et al., 1979
Griigo'ev, B.A.; Yanin, G.S.; Rastorguev, Yu.L.; Thermophysical parameters of alcohols, Tr. GIAP,
54, 1979, 57-64. [all data]
Katayama, 1962
Katayama, T.,
Heats of mixing, liquid heat capacities and enthalpy, concentration charts for methanol-water and isopropanol-water systems,
Kagaku Kogaku, 1962, 26, 361-372. [all data]
Swietoslawski and Zielenkiewicz, 1958
Swietoslawski, W.; Zielenkiewicz, A.,
Mean specific heats of binary positive azeotropes,
Bull. Acad. Pol. Sci. Ser. Sci. Chim., 1958, 6, 367-369. [all data]
Ginnings and Corruccini, 1948
Ginnings, D.C.; Corruccini, R.J.,
Liquid isopropyl alcohol. Enthalpy, entropy, and specific heat from 0° to 200°C,
Ind. Eng. Chem., 1948, 40, 1990-1991. [all data]
Zhdanov, 1945
Zhdanov, A.K.,
On the thermal capacity of some pure liquids and azeotropic mixtures,
Zhur. Obshch. Khim., 1945, 15, 895-902. [all data]
Phillip, 1939
Phillip, N.M.,
Adiabatic and isothermal compressibilities of liquids,
Proc. Indian Acad. Sci., 1939, A9, 109-120. [all data]
Trew and Watkins, 1933
Trew, V.C.G.; Watkins, G.M.C.,
Some physical properties of mixtures of certain organic liquids,
Trans. Faraday Soc., 1933, 29, 1310-1318. [all data]
Parks, Kelley, et al., 1929
Parks, G.S.; Kelley, K.K.; Huffman, H.M.,
Thermal data on organic compounds. V. A revision of the entropies and free energies of nineteen organic compounds,
J. Am. Chem. Soc., 1929, 51, 1969-1973. [all data]
Willams and Daniels, 1924
Willams, J.W.; Daniels, F.,
The specific heats of certain organic liquids at elevated temperatures,
J. Am. Chem. Soc., 1924, 46, 903-917. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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