Cyclopropane, ethyl-
- Formula: C5H10
- Molecular weight: 70.1329
- IUPAC Standard InChIKey: FOTXAJDDGPYIFU-UHFFFAOYSA-N
- CAS Registry Number: 1191-96-4
- 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: Ethylcyclopropane
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -24.8 ± 0.79 | kJ/mol | Ccb | Good, 1971 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -3371.9 ± 0.75 | kJ/mol | Ccb | Good, 1971 | Corresponding ΔfHºliquid = -24.8 kJ/mol (simple calculation by NIST; no Washburn corrections) |
ΔcH°liquid | -3384. | kJ/mol | Cm | Fierens and Nasielski, 1962 | Corresponding ΔfHºliquid = -13. kJ/mol (simple calculation by NIST; no Washburn corrections) |
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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 309.1 ± 0.8 | K | AVG | N/A | Average of 11 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 123.87 | K | N/A | Anonymous, 1958 | Uncertainty assigned by TRC = 0.06 K; TRC |
Tfus | 123.88 | K | N/A | Anonymous, 1958 | Uncertainty assigned by TRC = 0.03 K; TRC |
Tfus | 123.74 | K | N/A | Van Volkenburgh, Greenlee, et al., 1949 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC |
Tfus | 123.75 | K | N/A | Anonymous, 1947 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 123.55 | K | N/A | Pomerantz, Fookson, et al., 1954 | Uncertainty assigned by TRC = 0.2 K; TRC |
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 by: 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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -155.0 ± 0.63 | kJ/mol | Chyd | Turner, Goebel, et al., 1968 | liquid phase; solvent: Acetic acid |
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -149. ± 4.2 | kJ/mol | Chyd | Chesick, 1963 | liquid phase; solvent: Acetic acid |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, 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:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C5H10+ (ion structure unspecified)
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.96 ± 0.05 | EI | Holmes and Lossing, 1991 | LL |
9.50 | EI | Lossing, 1972 | LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C4H7+ | 10.34 | CH3 | EI | Lossing, 1972 | LLK |
IR Spectrum
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Additional Data
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Download spectrum in JCAMP-DX format.
Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center |
State | gas |
Instrument | HP-GC/MS/IRD |
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Gas Chromatography, 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. |
---|---|
NIST MS number | 19072 |
Gas Chromatography
Go To: Top, 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Squalane | 20. | 508. | Bogoslovsky, Anvaer, et al., 1978 | |
Packed | Squalane | 27. | 508. | Bogoslovsky, Anvaer, et al., 1978 | |
Packed | Squalane | 50. | 510. | Bogoslovsky, Anvaer, et al., 1978 | |
Packed | Squalane | 67. | 512. | Bogoslovsky, Anvaer, et al., 1978 | |
Packed | Squalane | 70. | 511. | Bogoslovsky, Anvaer, et al., 1978 | |
Packed | Squalane | 86. | 515. | Bogoslovsky, Anvaer, et al., 1978 | |
Packed | Squalane | 90. | 516. | Bogoslovsky, Anvaer, et al., 1978 | |
Capillary | Squalane | 50. | 510. | Rijks and Cramers, 1974 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 512. | Rijks and Cramers, 1974 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 120. | 508.3 | Schomburg and Dielmann, 1973 | Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 511. | Cramers, Rijks, et al., 1970 | Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 512. | Cramers, Rijks, et al., 1970 | Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 512. | Cramers, Rijks, et al., 1970 | Column length: 100. m; Column diameter: 0.25 mm |
Packed | Squalane | 27. | 509. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 49. | 510. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 67. | 512. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 86. | 515. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | SE-54 | 50. | 509. | Xieyun, Maoqi, et al., 1996 | N2; Column length: 40. m; Column diameter: 0.25 mm |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 550. | Ciccioli, Cecinato, et al., 1992 | 60. m/0.32 mm/1.2 μm, He, 30. C @ 10. min, 3. K/min; Tend: 240. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Squalane | 508. | Chen, 2008 | Program: not specified |
Capillary | Methyl Silicone | 510. | Feng and Mu, 2007 | Program: not specified |
Capillary | Polydimethyl siloxanes | 506. | Zenkevich, Chupalov, et al., 1996 | Program: not specified |
Capillary | Methyl Silicone | 510. | Zenkevich, 1996 | Program: not specified |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good, 1971
Good, W.D.,
The enthalpies of combustion and formation of some alkyl cyclopropanes,
J. Chem. Thermodyn., 1971, 3, 539-546. [all data]
Fierens and Nasielski, 1962
Fierens, P.J.C.; Nasielski, J.,
Chaleurs de combustion de derives cyclopropaniques et pouvoir de conjugaison du groupe cyclopropyle,
Bull. Soc. Chim. Belg., 1962, 71, 187-202. [all data]
Anonymous, 1958
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 45, Ohio State Univ., 1958. [all data]
Van Volkenburgh, Greenlee, et al., 1949
Van Volkenburgh, R.; Greenlee, K.W.; Derfer, J.M.; Boord, C.E.,
The Synthesis of Some Cyclopropane Hydrocarbons From Methyl Cyclopropyl Ketone,
J. Am. Chem. Soc., 1949, 71, 172-5. [all data]
Anonymous, 1947
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 45, Ohio State Univ., 1947. [all data]
Pomerantz, Fookson, et al., 1954
Pomerantz, P.; Fookson, A.; Mears, T.W.; Rothberg, S.; Howard, F.L.,
Synth. and Phys. Prop. of Several Aliphatic and Alicyclic Hydrocarbons hydrocarbons,
J. Res. Natl. Bur. Stand. (U. S.), 1954, 52, 59-65. [all data]
Turner, Goebel, et al., 1968
Turner, R.B.; Goebel, P.; Mallon, B.J.; Doering, W.E.; Coburn, J.F., Jr.; Pomerantz, M.,
Heats of hydrogenation. VIII. Compounds with three- and four-membered rings,
J. Am. Chem. Soc., 1968, 90, 4315-4322. [all data]
Chesick, 1963
Chesick, J.P.,
Kinetics of the thermal interconversion of 2-methylmethylenecyclopropane and ethylidenecyclopropane,
J. Am. Chem. Soc., 1963, 85, 2720-2723. [all data]
Holmes and Lossing, 1991
Holmes, J.L.; Lossing, F.P.,
Ionization energies of homologous organic compounds and correlation with molecular size,
Org. Mass Spectrom., 1991, 26, 537. [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]
Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S.,
Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]
Rijks and Cramers, 1974
Rijks, J.A.; Cramers, C.A.,
High precision capillary gas chromatography of hydrocarbons,
Chromatographia, 1974, 7, 3, 99-106, https://doi.org/10.1007/BF02269819
. [all data]
Schomburg and Dielmann, 1973
Schomburg, G.; Dielmann, G.,
Use of retention increments for identification and correlation of saturated and unsaturated cyclopropane hydrocarbons by means of Kovats indices,
Anal. Chem., 1973, 45, 9, 1647-1658, https://doi.org/10.1021/ac60331a021
. [all data]
Cramers, Rijks, et al., 1970
Cramers, C.A.; Rijks, J.A.; Pacáková, V.; de Andrade, I.R.,
The application of precision gas chromatography to the identification of types of hydrocarbons,
J. Chromatogr., 1970, 51, 13-21, https://doi.org/10.1016/S0021-9673(01)96835-9
. [all data]
Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E.,
Variation of the retention index with temperature on squalane substrates,
J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203
. [all data]
Xieyun, Maoqi, et al., 1996
Xieyun, H.; Maoqi, C.; Shiyan, Y.,
Gas Chromatographic analysis during the process of heptaldehyde production using 1-hexene,
Chin. J. Chromatogr., 1996, 14, 4, 291-293. [all data]
Ciccioli, Cecinato, et al., 1992
Ciccioli, P.; Cecinato, A.; Brancaleoni, E.; Frattoni, M.; Liberti, A.,
Use of carbon adsorption traps combined with high resolution gas chromatography - mass spectrometry for the analysis of polar and non-polar C4-C14 hydrocarbons involved in photochemical smog formation,
J. Hi. Res. Chromatogr., 1992, 15, 2, 75-84, https://doi.org/10.1002/jhrc.1240150205
. [all data]
Chen, 2008
Chen, H.-F.,
Quantitative prediction of gas chromatography retention indices with support vector machines, radial basis neutral networks and multiple linear regression,
Anal. Chim. Acta, 2008, 609, 1, 24-36, https://doi.org/10.1016/j.aca.2008.01.003
. [all data]
Feng and Mu, 2007
Feng, H.; Mu, L.-L.,
Quantitative structure-retention relationships for alkane and its derivatives based on electrotopological state index and molecular shape index,
Chem. Ind. Engineering (Chinese), 2007, 24, 2, 161-168. [all data]
Zenkevich, Chupalov, et al., 1996
Zenkevich, I.G.; Chupalov, A.A.; Herzschuh, R.,
Correlation of the Increments of Gas Chromatographic Retention Indices with the Differences of Innermolecular Energies of Reagents and Products of Chemical Reactions,
Zh. Org. Khim. (Rus.), 1996, 32, 11, 1685-1691. [all data]
Zenkevich, 1996
Zenkevich, I.G.,
Informational Maitenance of Gas Chromatographic Identification of Organic Compounds in Ecoanalytical Investigations,
Z. Anal. Chem., 1996, 51, 11, 1140-1148. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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