2-Pentene, 3-methyl-, (Z)-

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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
Δfgas-61.88 ± 0.88kJ/molCcbWiberg and Hao, 1991 

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
Δfliquid-94.06 ± 0.84kJ/molCcbWiberg and Hao, 1991 

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
Tboil340. ± 2.KAVGN/AAverage of 17 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus138.310KN/AAnonymous, 1961Uncertainty assigned by TRC = 0.05 K; TRC
Tfus137.4KN/ABoord, Greenlee, et al., 1948Uncertainty assigned by TRC = 0.6 K; TRC
Tfus137.75KN/AHoward, Mears, et al., 1947Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Δvap31.3kJ/molN/AReid, 1972AC
Δvap32.1kJ/molVCamin and Rossini, 1956ALS
Δvap32.1kJ/molN/ACamin and Rossini, 1956, 2Based on data from 300. to 344. K.; AC

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
32.2292.AStephenson and Malanowski, 1987Based on data from 277. to 347. K.; AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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

Hydrogen chloride + 2-Pentene, 3-methyl-, (Z)- = Pentane, 3-chloro-3-methyl-

By formula: HCl + C6H12 = C6H13Cl

Quantity Value Units Method Reference Comment
Δr-67.2 ± 1.9kJ/molCmArnett and Pienta, 1980liquid phase; solvent: Methylene chloride; Hydrochlorination

1-Hexene = 2-Pentene, 3-methyl-, (Z)-

By formula: C6H12 = C6H12

Quantity Value Units Method Reference Comment
Δr-22.0 ± 1.2kJ/molCisoBartolo and Rossini, 1960liquid phase; Calculated from ΔHc

Trifluoroacetic acid + 2-Pentene, 3-methyl-, (Z)- = Acetic acid, trifluoro-, 1,2-dimethylbutyl ester, (R*,S*)-(+/-)-

By formula: C2HF3O2 + C6H12 = C8H13F3O2

Quantity Value Units Method Reference Comment
Δr-37.7 ± 0.08kJ/molCmWiberg and Hao, 1991liquid phase; Trifuoroacetolysis

Hydrogen + 2-Pentene, 3-methyl-, (Z)- = Pentane, 3-methyl-

By formula: H2 + C6H12 = C6H14

Quantity Value Units Method Reference Comment
Δr-110.6 ± 0.44kJ/molChydRogers, Crooks, et al., 1987liquid phase

Pentane, 3-methylene- = 2-Pentene, 3-methyl-, (Z)-

By formula: C6H12 = C6H12

Quantity Value Units Method Reference Comment
Δr5.5 ± 2.1kJ/molEqkRadyuk, Kabo, et al., 1972gas phase; At 476 K

2-Pentene, 3-methyl-, (E)- = 2-Pentene, 3-methyl-, (Z)-

By formula: C6H12 = C6H12

Quantity Value Units Method Reference Comment
Δr1.37 ± 0.23kJ/molEqkRadyuk, Kabo, et al., 1972gas phase; At 476 K

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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IR spectrum
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Additional Data

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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

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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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Mass spectrum
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Additional Data

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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 NIST Mass Spectrometry Data Center, 1990.
NIST MS number 114483

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry 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.

Wiberg and Hao, 1991
Wiberg, K.B.; Hao, S., Enthalpies of hydration of alkenes. 4. Formation of acyclic tert-alcohols, J. Org. Chem., 1991, 56, 5108-5110. [all data]

Anonymous, 1961
Anonymous, R., Preliminary thermodyn. prop. of FREON-14, E. I. Du Pont, Freon Tech. Bull. T-14, 1961. [all data]

Boord, Greenlee, et al., 1948
Boord, C.E.; Greenlee, K.W.; Perilstein, W.L.; Derfer, J.M., The Synthesis, Purificaiton and Prop. of Hydrocarbons of Low Mol. Wt., Am. Pet. Inst. Res. Proj. 45, Tenth Annu. Rep., Ohio State Univ., 1948. [all data]

Howard, Mears, et al., 1947
Howard, F.L.; Mears, T.W.; Fookson, A.; Pomerantz, P.; Brooks, D.B., Preparation and physical properties of several aliphatic hydrocarbons and intermediates, J. Res. Natl. Bur. Stand. (U. S.), 1947, 38, 365. [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, 1956
Camin, D.L.; Rossini, F.D., Physical properties of the 17 isomeric hexenes of the API research series, J. Phys. Chem., 1956, 60, 1446. [all data]

Camin and Rossini, 1956, 2
Camin, David L.; Rossini, Frederick D., Physical Properties of the 17 Isomeric Hexenes.of the API Research Series, J. Phys. Chem., 1956, 60, 10, 1446-1451, https://doi.org/10.1021/j150544a029 . [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]

Arnett and Pienta, 1980
Arnett, E.M.; Pienta, N.J., Stabilities of carbonium ions in solution. 12. Heats of formation of alkyl chlorides as an entree to heats of solvation of aliphatic carbonium ions, J. Am. Chem. Soc., 1980, 102, 3329-3334. [all data]

Bartolo and Rossini, 1960
Bartolo, H.F.; Rossini, F.D., Heats of isomerization of the seventeen isomeric hexenes, J. Phys. Chem., 1960, 64, 1685-1689. [all data]

Rogers, Crooks, et al., 1987
Rogers, D.W.; Crooks, E.; Dejroongruang, K., Enthalpies of hydrogenation of the hexenes, J. Chem. Thermodyn., 1987, 19, 1209-1215. [all data]

Radyuk, Kabo, et al., 1972
Radyuk, Z.A.; Kabo, G.Ya.; Andreevskii, D.N., Equilibrium and thermodynamics of the isomerization of hexene isomers, Neftekhimiya, 1972, 12, 679-686. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, IR Spectrum, Mass spectrum (electron ionization), References