α-Pinene

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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
Δcliquid-1483.10 ± 0.70kcal/molCcbHawkins and Eriksen, 1954Reanalyzed by Cox and Pilcher, 1970, Original value = -1483.0 ± 0.25 kcal/mol; Corresponding Δfliquid = -3.93 kcal/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:
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
Tboil430. ± 4.KAVGN/AAverage of 14 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus197.64KN/AHawkins and Eriksen. W.T., 1954Uncertainty assigned by TRC = 0.1 K; TRC
Tfus210.35KN/ATimmermans, 1952Uncertainty assigned by TRC = 1. K; TRC
Tfus202.25KN/AAnonymous, 1942Uncertainty assigned by TRC = 1. K; TRC
Tfus200.75KN/AAnonymous, 1942Uncertainty assigned by TRC = 1. K; TRC
Quantity Value Units Method Reference Comment
Δvap10.9kcal/molN/AClara, Marigliano, et al., 2009Based on data from 308. to 427. K.; AC
Δvap10.7 ± 0.02kcal/molCAn, Hu, et al., 1987AC

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference Comment
10.2335.N/ARodrigues and Bernardo-Gil, 1996Based on data from 320. to 429. K.; AC
9.61380.N/AReich and Sanhueza, 1993Based on data from 365. to 430. K.; AC
10.8307.AStephenson and Malanowski, 1987Based on data from 292. to 433. K.; AC
10.4308.N/ABukala, Majewski, et al., 1954Based on data from 293. to 363. K.; AC
11.14288.VHawkins and Armstrong, 1954ALS

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
292.59 to 428.913.915901411.869-68.817Hawkinds and Armstrong, 1954Coefficents calculated by NIST from author's data.

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:


Gas phase ion energetics 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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference
8.07PEAl-Joboury and Turner, 1964

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


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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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, 1994
NIST MS number 134072

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.


UV/Visible 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: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source O'Connor and Goldblatt, 1954
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 3769
Instrument Beckman DU
Melting point -64
Boiling point 155.9

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

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

Hawkins and Eriksen, 1954
Hawkins, J.E.; Eriksen, W.T., Physical and thermodynamic properties of terpenes. II. The heats of combustion of some terpene hydrocarbons, J. Am. Chem. Soc., 1954, 76, 2669-26. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Hawkins and Eriksen. W.T., 1954
Hawkins, J.E.; Eriksen. W.T., J. Am. Chem. Soc., 1954, 76, 2669. [all data]

Timmermans, 1952
Timmermans, J., Freezing points of organic compounds. VVI New determinations., Bull. Soc. Chim. Belg., 1952, 61, 393. [all data]

Anonymous, 1942
Anonymous, R., , Am. Pet. Inst. Res. Proj. 6, Natl. Bur. Stand., 1942. [all data]

Clara, Marigliano, et al., 2009
Clara, Rene A.; Marigliano, Ana C. Gomez; Solimo, Horacio N., Density, Viscosity, and Refractive Index in the Range (283.15 to 353.15) K and Vapor Pressure of α-Pinene, d -Limonene, (±)-Linalool, and Citral Over the Pressure Range 1.0 kPa Atmospheric Pressure, J. Chem. Eng. Data, 2009, 54, 3, 1087-1090, https://doi.org/10.1021/je8007414 . [all data]

An, Hu, et al., 1987
An, Xuwu; Hu, Riheng; Wang, Hu; Wu, Mali; Zou, Yongkuang, Enthalpies of Vaporization of α- and β-Pinene, Acta Phys. Chim. Sin., 1987, 3, 6, 668-671, https://doi.org/10.3866/PKU.WHXB19870621 . [all data]

Rodrigues and Bernardo-Gil, 1996
Rodrigues, M. Fátima; Bernardo-Gil, M. Gabriela, Vapor-Liquid Equilibrium Data of α-Pinene + β-Pinene + Limonene at 80 kPa and 101 kPa, J. Chem. Eng. Data, 1996, 41, 3, 581-585, https://doi.org/10.1021/je950324g . [all data]

Reich and Sanhueza, 1993
Reich, Ricardo; Sanhueza, Vilma, Vapor-liquid equilibria for .alpha.-pinene or .beta.-pinene with anisole, J. Chem. Eng. Data, 1993, 38, 3, 341-343, https://doi.org/10.1021/je00011a001 . [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]

Bukala, Majewski, et al., 1954
Bukala, M.; Majewski, J.; Rodzinski, W., Przem. Chem., 1954, 10, 6. [all data]

Hawkins and Armstrong, 1954
Hawkins, J.E.; Armstrong, G.T., Physical and thermodynamic properties of terpenes. III. The vapor pressures of α-pinene and β-pinene, J. Am. Chem. Soc., 1954, 76, 3756-37. [all data]

Hawkinds and Armstrong, 1954
Hawkinds, J.E.; Armstrong, G.T., Physical and Thermodynamic Properties of Terpenes. III. The Vapor Pressures of α-Pinene and β-Pinene, J. Am. Chem. Soc., 1954, 76, 14, 3756-3759, https://doi.org/10.1021/ja01643a051 . [all data]

Al-Joboury and Turner, 1964
Al-Joboury, M.I.; Turner, D.W., Molecular photoelectron spectroscopy. Part II. A summary of ionization potentials, J. Chem. Soc., 1964, 4434. [all data]

O'Connor and Goldblatt, 1954
O'Connor, R.T.; Goldblatt, L.A., Correlation of ultraviolet and infrared spectra of terpene hydrocarbons, Anal. Chem., 1954, 26, 11, 1726-1737. [all data]


Notes

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