1-Pentene, 3-ethyl-2-methyl-
- Formula: C8H16
- Molecular weight: 112.2126
- IUPAC Standard InChIKey: HPHHYSWOBXEIRG-UHFFFAOYSA-N
- CAS Registry Number: 19780-66-6
- 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: 2-Methyl-3-ethyl-1-pentene; 3-Ethyl-2-methyl-1-pentene; 3-Ethyl-2-methylpent-1-ene
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Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔcH°liquid | -5296.99 ± 0.75 | kJ/mol | Ccb | Rockenfeller and Rossini, 1961 | Derived from the ratio of Heat of combustion; Corresponding ΔfHºliquid = -137.7 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Condensed phase thermochemistry 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
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 | 382.7 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 382.41 | K | N/A | Anonymous, 1953 | Uncertainty assigned by TRC = 0.2 K; TRC |
Tboil | 382.42 | K | N/A | Anonymous, 1953 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 160.200 | K | N/A | Streiff, Schultz, et al., 1957 | Uncertainty assigned by TRC = 0.06 K; TRC |
Tfus | 160.200 | K | N/A | Streiff, Schultz, et al., 1957 | Uncertainty assigned by TRC = 0.04 K; TRC |
Tfus | 160.250 | K | N/A | Streiff, Schultz, et al., 1957 | Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 37.7 | kJ/mol | N/A | Reid, 1972 | AC |
ΔvapH° | 37.5 | kJ/mol | V | Camin and Rossini, 1960 | ALS |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Rockenfeller and Rossini, 1961
Rockenfeller, J.D.; Rossini, F.D.,
Heats of combustion, isomerization, and formation of selected C7, C8, and C10 monoolefin hydrocarbons,
J. Phys. Chem., 1961, 65, 267-272. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Anonymous, 1953
Anonymous, R.,
, Physical Properties of Chemical Substances, Dow Chemical Company, 1953. [all data]
Streiff, Schultz, et al., 1957
Streiff, A.J.; Schultz, L.H.; Hulme, A.R.; Tucker, J.A.; Krouskop, N.C.; Rossini, F.D.,
Purification, Purity, and Freezing Points of 20 API Standard API Research Hydrocarbons,
Anal. Chem., 1957, 29, 361. [all data]
Reid, 1972
Reid, Robert C.,
Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00,
AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637
. [all data]
Camin and Rossini, 1960
Camin, D.L.; Rossini, F.D.,
Physical properties of to selected C7 and C8 alkene hydrocarbons,
J. Chem. Eng. Data, 1960, 5, 368. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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