Cyclopropane
- Formula: C3H6
- Molecular weight: 42.0797
- IUPAC Standard InChIKey: LVZWSLJZHVFIQJ-UHFFFAOYSA-N
- CAS Registry Number: 75-19-4
- 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: Trimethylene; Trimethylene (cyclic); UN 1027; Cyclopropnane
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | 39.30 | kJ/mol | Cm | Lacher, Walden, et al., 1950 | Heat of hydrobromination; ALS |
ΔfH°gas | 53.30 ± 0.59 | kJ/mol | Cm | Knowlton and Rossini, 1949 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°gas | -2091.4 ± 0.54 | kJ/mol | Cm | Knowlton and Rossini, 1949 | Corresponding ΔfHºgas = 53.35 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of gas
Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
33.26 | 50. | Dorofeeva O.V., 1986 | Selected S(T) and Cp(T) values are in good agreement with those calculated earlier [ Kobe K.A., 1950]. The agreement with the data of [80KAR/PAM] increases as the temperature increases (up to 2 J/mol*K in Cp(1000 K)).; GT |
33.32 | 100. | ||
34.56 | 150. | ||
38.91 | 200. | ||
50.69 | 273.15 | ||
55.6 ± 1.0 | 298.15 | ||
55.94 | 300. | ||
76.05 | 400. | ||
93.86 | 500. | ||
108.54 | 600. | ||
120.68 | 700. | ||
130.91 | 800. | ||
139.66 | 900. | ||
147.21 | 1000. | ||
153.75 | 1100. | ||
159.43 | 1200. | ||
164.38 | 1300. | ||
168.69 | 1400. | ||
172.45 | 1500. |
Constant pressure heat capacity of gas
Cp,gas (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
35.38 | 157.8 | Kistiakowsky G.B., 1940 | Please also see Kistiakowsky G.B., 1940, 2.; GT |
42.16 | 220.1 | ||
42.55 | 223.7 | ||
48.68 | 258.7 | ||
50.63 | 272.15 | ||
54.66 | 291.4 | ||
55.25 | 295.5 | ||
56.48 | 300.48 | ||
59.29 | 313.9 | ||
59.27 | 316.7 | ||
60.90 | 325.1 | ||
62.17 | 332.8 | ||
63.18 | 333.70 | ||
64.27 | 338.9 | ||
63.26 | 339.6 | ||
70.17 | 368.46 |
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: Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
S°liquid | 142.63 | J/mol*K | N/A | Ruehrwein and Powell, 1946 |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
81.34 | 240. | Ruehrwein and Powell, 1946 | T = 14 to 240 K. |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, 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:
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 240. ± 3. | K | AVG | N/A | Average of 8 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 146. ± 3. | K | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 145.8 | K | N/A | Tickner and Lossing, 1951 | Uncertainty assigned by TRC = 0.8 K; from change in slope of obs. vapor pressure; TRC |
Ttriple | 145.57 | K | N/A | Ruehrwein and Powell, 1946, 2 | Uncertainty assigned by TRC = 0.02 K; temp. scale for Tc = 273.10K; TRC |
Ttriple | 145.59 | K | N/A | Ruehrwein and Powell, 1946, 2 | Uncertainty assigned by TRC = 0.08 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 398.0 ± 0.3 | K | N/A | Daubert, 1996 | |
Tc | 398.3 | K | N/A | Lin, Silberberg, et al., 1970 | Uncertainty assigned by TRC = 0.05 K; TRC |
Tc | 397.80 | K | N/A | Booth and Morris, 1958 | Uncertainty assigned by TRC = 0.15 K; mean of measurements on three samples by visual obssrvation; TRC |
Tc | 397.8 | K | N/A | Horneg, 1941 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 55.4 ± 0.5 | bar | N/A | Daubert, 1996 | |
Pc | 55.7946 | bar | N/A | Lin, Silberberg, et al., 1970 | Uncertainty assigned by TRC = 0.0506 bar; TRC |
Pc | 54.95 | bar | N/A | Booth and Morris, 1958 | Uncertainty assigned by TRC = 0.2026 bar; mean of measurements on 3 samples, visual observation; TRC |
Pc | 3.274 | bar | N/A | Horneg, 1941 | Uncertainty assigned by TRC = 0.01 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Vc | 0.162 | l/mol | N/A | Daubert, 1996 | |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 6.15 ± 0.05 | mol/l | N/A | Daubert, 1996 | |
ρc | 6.143 | mol/l | N/A | Lin, Silberberg, et al., 1970 | Uncertainty assigned by TRC = 0.007 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 18.11 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 17.02 | kJ/mol | N/A | Lin, Silberberg, et al., 1970, 2 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
20.054 | 240.34 | N/A | Ruehrwein and Powell, 1946 | P = 101.325 kPa; DH |
20.05 | 240.3 | N/A | Majer and Svoboda, 1985 | |
21.8 | 210. | N/A | Calado, Filipe, et al., 1997 | Based on data from 195. to 225. K.; AC |
20.4 | 373. | A | Stephenson and Malanowski, 1987 | Based on data from 358. to 398. K.; AC |
19.9 | 312. | A | Stephenson and Malanowski, 1987 | Based on data from 297. to 359. K.; AC |
20.3 | 224. | A | Stephenson and Malanowski, 1987 | Based on data from 188. to 239. K.; AC |
19.9 | 254. | A | Stephenson and Malanowski, 1987 | Based on data from 239. to 298. K.; AC |
21.1 | 226. | N/A | Ruehrwein and Powell, 1946, 3 | Based on data from 183. to 241. K. See also Boublik, Fried, et al., 1984.; AC |
Entropy of vaporization
ΔvapS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
83.44 | 240.34 | Ruehrwein and Powell, 1946 | P; DH |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
183.12 to 241.07 | 4.05015 | 870.393 | -25.063 | Ruehrwein and Powell, 1946, 3 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
29.2 | 145. | B | Bondi, 1963 | AC |
28.2 | 128. | A,MS | Tickner and Lossing, 1951, 2 | Based on data from 115. to 141. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
5.443 | 145.57 | Ruehrwein and Powell, 1946 | DH |
5.44 | 145.6 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
37.39 | 145.57 | Ruehrwein and Powell, 1946 | DH |
Reaction thermochemistry data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, 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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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
C3H5- + =
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1716. ± 10. | kJ/mol | AVG | N/A | Average of 5 out of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1676. ± 10. | kJ/mol | AVG | N/A | Average of 3 out of 6 values; Individual data points |
By formula: HBr + C3H6 = C3H7Br
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -107.8 ± 1.3 | kJ/mol | Cm | Lacher, Kianpour, et al., 1957 | gas phase; ALS |
ΔrH° | -94.94 ± 0.65 | kJ/mol | Cm | Lacher, Walden, et al., 1950 | gas phase; Heat of hydrobromination; ALS |
By formula: C3H6I2 = C3H6 + I2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 77. ± 17. | kJ/mol | Eqk | Benson and Amano, 1962 | gas phase; ALS |
Gas phase ion energetics data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C3H6+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 9.86 ± 0.04 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 750.3 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 722.2 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.90 | PI | Traeger, 1984 | LBLHLM |
9.86 | EQ | Lias and Buckley, 1984 | LBLHLM |
10.60 | PE | Kimura, Katsumata, et al., 1981 | LLK |
9.8 ± 0.1 | PE | Bieri, Burger, et al., 1977 | LLK |
10.3 ± 0.1 | EI | Rothgery, Holt, et al., 1975 | LLK |
9.91 ± 0.03 | PI | Krassig, Reinke, et al., 1974 | LLK |
≤9.93 | EI | Lossing, 1972 | LLK |
≤9.8 | PE | Basch, Robin, et al., 1969 | RDSH |
10.1 | CI | Cermak, 1968 | RDSH |
10.06 ± 0.03 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
10.54 | PE | Plemenkov, Villem, et al., 1981 | Vertical value; LLK |
10.6 ± 0.1 | PE | Bieri, Burger, et al., 1977 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH2+ | 19.3 | C2H4 | EI | Haney and Franklin, 1968 | RDSH |
C2H2+ | 12.71 ± 0.06 | CH4 | PI | Krassig, Reinke, et al., 1974 | LLK |
C2H2+ | 13.1 | CH4 | EI | Haney and Franklin, 1968 | RDSH |
C2H3+ | 12.64 ± 0.05 | CH3 | PI | Krassig, Reinke, et al., 1974 | LLK |
C2H3+ | 13.4 | CH3 | EI | Haney and Franklin, 1968 | RDSH |
C2H3+ | 13.3 ± 0.2 | CH3 | EI | Harrison and Tait, 1962 | RDSH |
C3H+ | 19.7 ± 0.5 | 2H2+H | EI | Harrison and Tait, 1962 | RDSH |
C3H3+ | 12.1 ± 0.1 | H2+H(-) | PI | Krassig, Reinke, et al., 1974 | LLK |
C3H3+ | 12.9 ± 0.1 | H2+H | PI | Krassig, Reinke, et al., 1974 | LLK |
C3H3+ | 13.7 ± 0.1 | H2+H | EI | Harrison and Tait, 1962 | RDSH |
C3H4+ | 11.64 ± 0.15 | H2 | PI | Krassig, Reinke, et al., 1974 | LLK |
C3H4+ | 11.6 ± 0.1 | H2 | EI | Harrison and Tait, 1962 | RDSH |
C3H5+ | 11.43 | H | PI | Traeger, 1984 | LBLHLM |
C3H5+ | 11.47 | H | PI | Buttrill, Williamson, et al., 1975 | LLK |
C3H5+ | 10.74 ± 0.09 | H(-) | PI | Krassig, Reinke, et al., 1974 | LLK |
C3H5+ | 11.44 ± 0.05 | H | PI | Krassig, Reinke, et al., 1974 | LLK |
C3H5+ | 11.49 | H | EI | Lossing, 1972 | LLK |
De-protonation reactions
C3H5- + =
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1716. ± 10. | kJ/mol | AVG | N/A | Average of 5 out of 7 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1676. ± 10. | kJ/mol | AVG | N/A | Average of 3 out of 6 values; Individual data points |
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, 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
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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. |
---|---|
NIST MS number | 18855 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, 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.
Lacher, Walden, et al., 1950
Lacher, J.R.; Walden, C.H.; Lea, K.R.; Park, J.D.,
Vapor phase heats of hydrobromination of cyclopropane and propylene,
J. Am. Chem. Soc., 1950, 72, 331-333. [all data]
Knowlton and Rossini, 1949
Knowlton, J.W.; Rossini, F.D.,
Heats of combustion and formation of cyclopropane,
J. Res. NBS, 1949, 43, 113-115. [all data]
Dorofeeva O.V., 1986
Dorofeeva O.V.,
Thermodynamic properties of twenty-one monocyclic hydrocarbons,
J. Phys. Chem. Ref. Data, 1986, 15, 437-464. [all data]
Kobe K.A., 1950
Kobe K.A.,
Thermochemistry for the petrochemical industry. XIV. Some miscellaneous hydrocarbons,
Petrol. Refiner, 1950, 29 (12), 93-96. [all data]
Kistiakowsky G.B., 1940
Kistiakowsky G.B.,
Gaseous heat capacities. II,
J. Chem. Phys., 1940, 8, 610-618. [all data]
Kistiakowsky G.B., 1940, 2
Kistiakowsky G.B.,
The low temperature gaseous heat capacities of certain C3 hydrocarbons,
J. Chem. Phys., 1940, 8, 970-977. [all data]
Ruehrwein and Powell, 1946
Ruehrwein, R.A.; Powell, T.M.,
The heat capacity, vapor pressure, heats of fusion and vaporization of cyclopropane. Entropy and density of the gas,
J. Am. Chem. Soc., 1946, 68, 1063-1068. [all data]
Tickner and Lossing, 1951
Tickner, A.W.; Lossing, F.P.,
The Measurement of Low Vapor Pressures by Means of A Mass Spectrometer,
J. Phys. Colloid Chem., 1951, 55, 733-40. [all data]
Ruehrwein and Powell, 1946, 2
Ruehrwein, R.A.; Powell, T.M.,
The heat capacity, vapor pressure, heats of fusion and vaporization of cyclopropane. Entropy and density of the gas,
J. Am. Chem. Soc., 1946, 68, 1063-6. [all data]
Daubert, 1996
Daubert, T.E.,
Vapor-Liquid Critical Properties of Elements and Compounds. 5. Branched Alkanes and Cycloalkanes,
J. Chem. Eng. Data, 1996, 41, 365-372. [all data]
Lin, Silberberg, et al., 1970
Lin, D.C.K.; Silberberg, I.H.; McKetta, J.J.,
Volumetric Behavior, Vapor Pressure and Critical Properties of Cyclopropane,
J. Chem. Eng. Data, 1970, 15, 483. [all data]
Booth and Morris, 1958
Booth, H.S.; Morris, W.C.,
The Critical Constants and Vapor Pressure of Cyclopropane,
J. Phys. Chem., 1958, 62, 875. [all data]
Horneg, 1941
Horneg, A.G.,
Personal Communication, A. G. Horneg, Ohio Chem. & Mfg. Co., Phys. Constants of the Principal Hydrocarbons, 1941. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Lin, Silberberg, et al., 1970, 2
Lin, David C.K.; Silberberg, I. Harold; McKetta, John J.,
Volumetric behavior, vapor pressures, and critical properties of cyclopropane,
J. Chem. Eng. Data, 1970, 15, 4, 483-492, https://doi.org/10.1021/je60047a016
. [all data]
Calado, Filipe, et al., 1997
Calado, Jorge C.G.; Filipe, Eduardo J.M.; Lopes, José N.C.,
The vapour pressure of liquid cyclopropane,
The Journal of Chemical Thermodynamics, 1997, 29, 12, 1435-1438, https://doi.org/10.1006/jcht.1997.0256
. [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]
Ruehrwein and Powell, 1946, 3
Ruehrwein, R.A.; Powell, T.M.,
The Heat Capacity, Vapor Pressure, Heats of Fusion and Vaporization of Cyclopropane. Entropy and Density of the Gas 1,
J. Am. Chem. Soc., 1946, 68, 6, 1063-1066, https://doi.org/10.1021/ja01210a044
. [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]
Bondi, 1963
Bondi, A.,
Heat of Siblimation of Molecular Crystals: A Catalog of Molecular Structure Increments.,
J. Chem. Eng. Data, 1963, 8, 3, 371-381, https://doi.org/10.1021/je60018a027
. [all data]
Tickner and Lossing, 1951, 2
Tickner, A.W.; Lossing, F.P.,
The Measurement of Low Vapor Pressures by Means of a Mass Spectrometer.,
J. Phys. Chem., 1951, 55, 5, 733-740, https://doi.org/10.1021/j150488a013
. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Lacher, Kianpour, et al., 1957
Lacher, J.R.; Kianpour, A.; Park, J.D.,
Reaction heats of organic halogen compounds. X. Vapor phase heats of hydrobromination of cyclopropane and propylene,
J. Phys. Chem., 1957, 61, 1124-1125. [all data]
Benson and Amano, 1962
Benson, S.W.; Amano, A.,
Thermodynamics of iodine addition to ethylene, propylene, and cyclopropane,
J. Chem. Phys., 1962, 36, 3464-3471. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Traeger, 1984
Traeger, J.C.,
A study of the allyl cation thermochemistry by photoionization mass spectrometry,
Int. J. Mass Spectrom. Ion Processes, 1984, 58, 259. [all data]
Lias and Buckley, 1984
Lias, S.G.; Buckley, T.J.,
Structures and reactions of C3H6+ ions generated in cyclopropane,
Int. J. Mass Spectrom. Ion Processes, 1984, 56, 123. [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]
Bieri, Burger, et al., 1977
Bieri, G.; Burger, F.; Heilbronner, E.; Maier, J.P.,
Valence ionization enrgies of hydrocarbons,
Helv. Chim. Acta, 1977, 60, 2213. [all data]
Rothgery, Holt, et al., 1975
Rothgery, E.F.; Holt, J.; McGee, H.A., Jr.,
Cryochemical synthesis and molecular energetics of cyclopropanone and some related compounds,
J. Am. Chem. Soc., 1975, 97, 4971. [all data]
Krassig, Reinke, et al., 1974
Krassig, R.; Reinke, D.; Baumgartel, H.,
Photo-reaktionen kleiner organischer molekule II. Die photoionenspektren der Isomeren propylen-cyclopropan und acetaldehyd-athylenoxyd,
Ber. Bunsen-Ges. Phys. Chem., 1974, 78, 425. [all data]
Lossing, 1972
Lossing, F.P.,
Free radicals by mass spectrometry. XLV. Ionization potentials and heats of formation of C3H3, C3H5, and C4H7 radicals and ions,
Can. J. Chem., 1972, 50, 3973. [all data]
Basch, Robin, et al., 1969
Basch, H.; Robin, M.B.; Kuebler, N.A.; Baker, C.; Turner, D.W.,
Optical and photoelectron spectra of small rings. III. The saturated three-membered rings,
J. Chem. Phys., 1969, 51, 52. [all data]
Cermak, 1968
Cermak, V.,
Penning ionization electron spectroscopy. I. Determination of ionization potentials of polyatomic molecules,
Collection Czech. Chem. Commun., 1968, 33, 2739. [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]
Plemenkov, Villem, et al., 1981
Plemenkov, V.V.; Villem, Y.Y.; Villem, N.V.; Bolesov, I.G.; Surmina, L.S.; Yakushkina, N.I.; Formanovskii, A.A.,
Photoelectron spectra of polyalkylcyclopropenes and polyalkylcyclopropanes,
Zh. Obshch. Khim., 1981, 51, 2076. [all data]
Haney and Franklin, 1968
Haney, M.A.; Franklin, J.L.,
Correlation of excess energies of electron-impact dissociations with the translational energies of the products,
J.Chem. Phys., 1968, 48, 4093. [all data]
Harrison and Tait, 1962
Harrison, A.G.; Tait, J.M.S.,
Concurrent ion-molecule reactions leading to the same product ion,
Can. J. Chem., 1962, 40, 1986. [all data]
Buttrill, Williamson, et al., 1975
Buttrill, S.E., Jr.; Williamson, A.D.; LeBreton, P.,
Photoionization measurement of the heat of formation of allyl cations,
J. Chem. Phys., 1975, 62, 1586. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy Cp,gas Constant pressure heat capacity of gas Cp,liquid Constant pressure heat capacity of liquid IE (evaluated) Recommended ionization energy Pc Critical pressure S°liquid Entropy of liquid at standard conditions Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature Vc Critical volume ΔcH°gas Enthalpy of combustion of gas at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ΔvapS Entropy of vaporization ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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