Cyclopropane, ethyl-
- Formula: C5H10
- Molecular weight: 70.1329
- IUPAC Standard InChI: InChI=1S/C5H10/c1-2-5-3-4-5/h5H,2-4H2,1H3
- 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
View 3d structure (requires JavaScript / HTML 5) - Other names: Ethylcyclopropane
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Phase change data
Go To: Top, 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 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 |
Gas phase ion energetics data
Go To: Top, Phase change 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 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 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
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]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point Tfus Fusion (melting) point Ttriple Triple point temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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