Propane, 2-chloro-
- Formula: C3H7Cl
- Molecular weight: 78.541
- IUPAC Standard InChIKey: ULYZAYCEDJDHCC-UHFFFAOYSA-N
- CAS Registry Number: 75-29-6
- 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: Isopropyl chloride; Isoprid; Narcosop; 2-Chloropropane; 2-Propyl chloride; iso-C3H7Cl; UN 2356; sec-Propyl chloride; Chlorodimethylmethane
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Gas 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -34. ± 1. | kcal/mol | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°gas | -492.26 ± 0.19 | kcal/mol | Ccb | Fletcher and Pilcher, 1971 |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔcH°liquid | -484.8 ± 2.0 | kcal/mol | Ccb | Smith, Bjellerup, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = -483.72 kcal/mol |
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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 308. ± 2. | K | AVG | N/A | Average of 11 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 155.97 | K | N/A | Dreisbach, 1955 | Uncertainty assigned by TRC = 0.02 K; TRC |
Tfus | 156.15 | K | N/A | Timmermans and Martin, 1928 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 6.60 | kcal/mol | N/A | Djkyj, Paulech, et al., 1960 | Based on data from 271. to 312. K.; AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
7.22 | 254. | A | Stephenson and Malanowski, 1987 | Based on data from 239. to 310. K.; AC |
7.31 | 209. | N/A | Stull, 1947 | Based on data from 194. to 309. K.; AC |
6.50 ± 0.20 | 307. | V | Mathews and Fehlandt, 1931 | Reanalyzed by Pedley, Naylor, et al., 1986, Original value = 6.34 kcal/mol; ALS |
6.52 | 288. | N/A | Rex, 1906 | Based on data from 273. to 303. K. See also Boublik, Fried, et al., 1984.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
194.3 to 309.7 | 3.81373 | 1022.222 | -41.619 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
273. to 303. | 4.9705 | 1631.7 | 19.836 | Rex, 1906, 2 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
1.77 | 156. | Acree, 1991 | AC |
Reaction 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
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C3H7Cl = C3H6 + HCl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 17.3 ± 0.2 | kcal/mol | Eqk | Noren and Sunner, 1970 | gas phase; ALS |
ΔrH° | 17.62 ± 0.15 | kcal/mol | Eqk | Kabo and Andreevskii, 1963 | gas phase; At 415.5 K; ALS |
ΔrH° | 17.45 ± 0.50 | kcal/mol | Eqk | Howlett, 1955 | gas phase; ALS |
By formula: Cl- + C3H7Cl = (Cl- • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 14.7 ± 1.0 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 7.80 ± 0.20 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
By formula: Br- + C3H7Cl = (Br- • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 12.4 ± 1.0 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 6.26 ± 0.20 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
By formula: CH3+ + C3H7Cl = (CH3+ • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 77. | kcal/mol | PHPMS | Sharma, Meza de Hojer, et al., 1985 | gas phase; from i-C3H7+ + CH3Cl; Cox and Pilcher, 1970, 2, Rosenstock, Buff, et al., 1982, Sen Sharma and Kebarle, 1978; M |
By formula: Li+ + C3H7Cl = (Li+ • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 30. | kcal/mol | ICR | Staley and Beauchamp, 1975 | gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M |
By formula: C3H7Cl = C3H7Cl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -3.0 ± 0.2 | kcal/mol | Eqk | Kabo and Andreevskii, 1965 | gas phase; Correction by Andreevskii, 1972; ALS |
By formula: H2 + C3H7Cl = C3H8 + HCl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -13.94 ± 0.17 | kcal/mol | Chyd | Davies, Lacher, et al., 1965 | gas phase; ALS |
By formula: C3H6 + HCl = C3H7Cl
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -17.54 | kcal/mol | Eqk | Kabo and Andreevskii, 1963 | gas phase; At 385°K; ALS |
Gas phase ion energetics 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 evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 10.78 ± 0.02 | eV | N/A | N/A | L |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
10.75 | EST | Luo and Pacey, 1992 | LL |
10.81 | PE | Kimura, Katsumata, et al., 1981 | LLK |
10.78 | PI | Traeger, 1980 | LLK |
11.0 ± 0.1 | EI | Gross, 1972 | LLK |
10.77 ± 0.03 | EI | Baldwin, Maccoll, et al., 1964 | RDSH |
10.78 ± 0.02 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH3+ | 29.7 ± 0.2 | ? | EI | Olmsted, Street, et al., 1964 | RDSH |
C3H5+ | 12.58 | H2+Cl | PI | Traeger, 1980 | LLK |
C3H6+ | 13.3 ± 0.03 | HCl | EI | Maccoll and Mathur, 1980 | LLK |
C3H6+ | 10.3 | HCl | EI | Baldwin, Maccoll, et al., 1966 | RDSH |
C3H7+ | 10.92 | Cl | PI | Traeger, 1980 | LLK |
C3H7+ | 11.3 ± 0.1 | Cl | EI | Gross, 1972 | LLK |
C3H7+ | 10.99 ± 0.05 | Cl | EI | Baldwin, Maccoll, et al., 1966 | RDSH |
Ion clustering data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), 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:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
By formula: Br- + C3H7Cl = (Br- • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 12.4 ± 1.0 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 6.26 ± 0.20 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
By formula: CH3+ + C3H7Cl = (CH3+ • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 77. | kcal/mol | PHPMS | Sharma, Meza de Hojer, et al., 1985 | gas phase; from i-C3H7+ + CH3Cl; Cox and Pilcher, 1970, 2, Rosenstock, Buff, et al., 1982, Sen Sharma and Kebarle, 1978; M |
By formula: Cl- + C3H7Cl = (Cl- • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 14.7 ± 1.0 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 7.80 ± 0.20 | kcal/mol | TDAs | Li, Ross, et al., 1996 | gas phase; B |
By formula: Li+ + C3H7Cl = (Li+ • C3H7Cl)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 30. | kcal/mol | ICR | Staley and Beauchamp, 1975 | gas phase; switching reaction(Li+)H2O, from graph; Dzidic and Kebarle, 1970 extrapolated; M |
IR Spectrum
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, Mass spectrum (electron ionization), References, Notes
Data compiled by: Coblentz Society, Inc.
- Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
- GAS; Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
- LIQUID; Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
- SOLUTION (10% IN CCl4 FOR 3800-1333, AND 10% IN CS2 FOR 1333-440 CM-1); DOW KBr FOREPRISM-GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW-4938 |
NIST MS number | 229273 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Fletcher and Pilcher, 1971
Fletcher, R.A.; Pilcher, G.,
Measurements of heats of combustion by flame calorimetry. Part 7.-Chloromethane, chloroethane, 1-chloropropane, 2-chloropropane,
Trans. Faraday Soc., 1971, 67, 3191-3201. [all data]
Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H.,
Heats of combustion of organic chloro compounds determined by the "quartz wool" method,
Acta Chem. Scand., 1953, 7, 65. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Dreisbach, 1955
Dreisbach, R.R.,
Physical Properties of Chemical Compounds, Advances in Chemistry Series No. 15, Am. Chem. Soc.: Washington, D. C., 1955. [all data]
Timmermans and Martin, 1928
Timmermans, J.; Martin, F.,
Study of the Physical Constants of Twenty Organic Compounds of the Physical Constants of Twenty Organic Compounds,
J. Chim. Phys. Phys.-Chim. Biol., 1928, 25, 411. [all data]
Djkyj, Paulech, et al., 1960
Djkyj, J.; Paulech, J.; Seprakova, M.,
Chem. Zvesti, 1960, 14, 327. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Mathews and Fehlandt, 1931
Mathews, J.H.; Fehlandt, P.R.,
The heats of vaporization of some organic compounds,
J. Am. Chem. Soc., 1931, 53, 3212-32. [all data]
Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P.,
Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]
Rex, 1906
Rex, A.,
Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1906, 55, 355. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]
Rex, 1906, 2
Rex, A.,
Uber die Loslichkeit der Halogenderivate der Kohlenwasserstoffe in Wasser,
Z. Phys. Chem. (Frankfurt/Main), 1906, 55, 355-370. [all data]
Acree, 1991
Acree, William E.,
Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation,
Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H
. [all data]
Noren and Sunner, 1970
Noren, I.; Sunner, S.,
The enthalpy of formation of 2-chloropropane from equilibrium studies,
J. Chem. Thermodyn., 1970, 2, 597-602. [all data]
Kabo and Andreevskii, 1963
Kabo, G.Ya.; Andreevskii, D.N.,
Equilibrium of 2-chloropropane dehydrochlorination,
Neftekhimiya, 1963, 3, 764-770. [all data]
Howlett, 1955
Howlett, K.E.,
The use of equilibrium constants to calculate thermodynamic quantities. Part II,
J. Chem. Soc., 1955, 1784-17. [all data]
Li, Ross, et al., 1996
Li, C.; Ross, P.; Szulejko, J.; McMahon, T.B.,
High-Pressure Mass Spectrometric Investigations of the Potential Energy Surfaces of Gas-Phase Sn2 Reactions.,
J. Am. Chem. Soc., 1996, 118, 39, 9360, https://doi.org/10.1021/ja960565o
. [all data]
Sharma, Meza de Hojer, et al., 1985
Sharma, D.M.S.; Meza de Hojer, S.; Kebarle, P.,
Stabilities of halonium ions from a study of gas-phase equilibria R+ + XR' = (RXR')+,
J. Am. Chem. Soc., 1985, 107, 13, 3757, https://doi.org/10.1021/ja00299a002
. [all data]
Cox and Pilcher, 1970, 2
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds
in Academic Press, New York, 1970. [all data]
Rosenstock, Buff, et al., 1982
Rosenstock, H.M.; Buff, R.; Ferreira, M.A.A.; Lias, S.G.; Parr, A.C.; Stockbauer, R.L.; Holmes, J.L.,
Fragmentation mechanism and energetics of some alkyl halide ions,
J. Am. Chem. Soc., 1982, 104, 2337. [all data]
Sen Sharma and Kebarle, 1978
Sen Sharma, D.K.; Kebarle, P.,
Binding Energies and Stabilities of Chloronium Ions from Study of the Gas - Phase Equilibria: R1+ + ClR2 = R1ClR2+,
J. Am. Chem. Soc., 1978, 100, 18, 5826, https://doi.org/10.1021/ja00486a039
. [all data]
Staley and Beauchamp, 1975
Staley, R.H.; Beauchamp, J.L.,
Intrinsic Acid - Base Properties of Molecules. Binding Energies of Li+ to pi - and n - Donor Bases,
J. Am. Chem. Soc., 1975, 97, 20, 5920, https://doi.org/10.1021/ja00853a050
. [all data]
Dzidic and Kebarle, 1970
Dzidic, I.; Kebarle, P.,
Hydration of the Alkali Ions in the Gas Phase. Enthalpies and Entropies of Reactions M+(H2O)n-1 + H2O = M+(H2O)n,
J. Phys. Chem., 1970, 74, 7, 1466, https://doi.org/10.1021/j100702a013
. [all data]
Kabo and Andreevskii, 1965
Kabo, G. Ya; Andreevskii, D.N.,
Thermodynamics of monochloropropane isomerization,
Neftekhimiya, 1965, 5, 132-135. [all data]
Andreevskii, 1972
Andreevskii, D.N.,
Thermochemistry of organic halogeno-compounds,
Russ. J. Phys. Chem. (Engl. Transl.), 1972, 46, 819-820. [all data]
Davies, Lacher, et al., 1965
Davies, J.; Lacher, J.R.; Park, J.D.,
Reaction heats of organic compounds. Part 4.-Heats of hydrogenation of n- and iso-Propyl bromides and chlorides,
Trans. Faraday Soc., 1965, 61, 2413-2416. [all data]
Luo and Pacey, 1992
Luo, Y.-R.; Pacey, P.D.,
Effects of alkyl substitution on ionization energies of alkanes and haloalkanes and on heats of formation of their molecular cations. Part 2. Alkanes and chloro-, bromo- and iodoalkanes,
Int. J. Mass Spectrom. Ion Processes, 1992, 112, 63. [all data]
Kimura, Katsumata, et al., 1981
Kimura, K.; Katsumata, S.; Achiba, Y.; Yamazaki, T.; Iwata, S.,
Ionization energies, Ab initio assignments, and valence electronic structure for 200 molecules
in Handbook of HeI Photoelectron Spectra of Fundamental Organic Compounds, Japan Scientific Soc. Press, Tokyo, 1981. [all data]
Traeger, 1980
Traeger, J.C.,
Photoionization mass spectrometry of the propyl halides,
Int. J. Mass Spectrom. Ion Phys., 1980, 32, 309. [all data]
Gross, 1972
Gross, M.L.,
Ion cyclotron resonance spectrometry. A means of evaluating 'kinetic shifts',
Org. Mass Spectrom., 1972, 6, 827. [all data]
Baldwin, Maccoll, et al., 1964
Baldwin, M.; Maccoll, A.; Miller, S.I.,
Appearance potentials of the lower chloroalkanes,
J. Am. Chem. Soc., 1964, 86, 4498. [all data]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Olmsted, Street, et al., 1964
Olmsted, J., III; Street, K., Jr.; Newton, A.S.,
Excess-kinetic-energy ions in organic mass spectra,
J. Chem. Phys., 1964, 40, 2114. [all data]
Maccoll and Mathur, 1980
Maccoll, A.; Mathur, D.,
Hydrogen chloride elimination from the molecular ions of alkyl chlorides,
Org. Mass Spectrom., 1980, 15, 483. [all data]
Baldwin, Maccoll, et al., 1966
Baldwin, M.; Maccoll, A.; Miller, S.I.,
Ionization and appearance potentials from a study of alkyl chlorides,
Advan. Mass Spectrom., 1966, 3, 259. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
AE Appearance energy IE (evaluated) Recommended ionization energy Tboil Boiling point Tfus Fusion (melting) point ΔcH°gas Enthalpy of combustion of gas at standard conditions ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
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