5-Hepten-2-one, 6-methyl-

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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-251.kJ/molSemiStewart, 2004 
Δfgas-303.7 ± 1.6kJ/molCcbGerasimov and Gubareva, 1985ALS

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δcliquid-4837.8 ± 1.6kJ/molCcbGerasimov and Gubareva, 1985Corresponding Δfliquid = -311.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
268.8298.35Baglay, Gurariy, et al., 1988T = 270 to 340 K. Unsmoothed experimental datum.; DH
267.9298.35Baglai, Baev, et al., 1984T = 273 to 343 K. Cp(liq) = 0.24752 + 0.010420T - 1.4x10-5T2 kJ/kg*K (273 to 343 K).; DH

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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Tboil446.4KN/ALecat, 1926Uncertainty assigned by TRC = 0.5 K; TRC
Tboil446.4KN/ALecat, 1926, 2Uncertainty assigned by TRC = 0.5 K; TRC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
346.20.024Aldrich Chemical Company Inc., 1990BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Reference Comment
45.9379.Wang, Ying, et al., 1989Based on data from 364. to 393. K.; AC
44.7 ± 0.2390.Baglay, Gurariy, et al., 1988Based on data from 328. to 451. 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:


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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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

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 Sadtler Research Labs Under US-EPA Contract
State gas

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


Mass spectrum (electron ionization)

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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

Spectrum

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Mass 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 20620

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References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Stewart, 2004
Stewart, J.J.P., Comparison of the accuracy of semiempirical and some DFT methods for predicting heats of formation, J. Mol. Model, 2004, 10, 1, 6-10, https://doi.org/10.1007/s00894-003-0157-6 . [all data]

Gerasimov and Gubareva, 1985
Gerasimov, P.A.; Gubareva, A.I., Physical chemical properties of vitamin A precursor ketones, Izv. Vyssh. Uchebn. Zaved., Khim. Khim. Tekhnol., 1985, 28, 106-109. [all data]

Baglay, Gurariy, et al., 1988
Baglay, A.K.; Gurariy, L.L.; Kuleshov, G.G., Physical properties of compounds used in vitamin synthesis, J. Chem. Eng. Data, 1988, 33, 512-518. [all data]

Baglai, Baev, et al., 1984
Baglai, A.K.; Baev, A.A.; Belousov, V.P.; Beregovykh, V.V.; Grushenko, M.M.; Gurarii, L.L.; Konstantinov, S.G.; Kostyushko, Yu.L.; Kuleshov, G.G.; Pasechnik, N.I.; Petrashkevich, R.I.; Podkovyrov, A.I.; Sitnov, A.A.; Shishko, M.A.; Shulgin, I.L., Investigation of the physico-chemical characteristics of substances utilized in the synthesis of vitamins A and E, Khim. Farm. Zhur., 1984, 18, 1013-1019. [all data]

Lecat, 1926
Lecat, M., New binary azeotropes: 3rd list, Ann. Soc. Sci. Bruxelles, Ser. B, 1926, 45, 284-94. [all data]

Lecat, 1926, 2
Lecat, M., New binary azeotropes second list, Recl. Trav. Chim. Pays-Bas, 1926, 45, 620-627. [all data]

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Wang, Ying, et al., 1989
Wang, Kun; Ying, Xu-gen; Xia, Ming-Si; Xia, Jian-Zhong; Hu, Ying, Isobaric vapor-liquid equilibria for 6-methyl-5-hepten-2-one + bis(3-methyl-2-butenyl) ether, bis(3-methyl-2-butenyl) ether + 3,3-dimethyl-2-propen-1-ol, 3,3-dimethyl-2-propen-1-ol + 6-methyl-5-hepten-2-one, and 6-methyl-5-hepten-2-one + 6-methyl-3-isopropenyl-5-hepten-2-one binary systems, J. Chem. Eng. Data, 1989, 34, 1, 126-130, https://doi.org/10.1021/je00055a034 . [all data]


Notes

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