α-Tocopheryl acetate

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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 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
Δfliquid-261.7 ± 1.8kcal/molCcbGerasimov, Gubareva, et al., 1985ALS
Quantity Value Units Method Reference Comment
Δcliquid-4430.1 ± 1.8kcal/molCcbGerasimov, Gubareva, et al., 1985Corresponding Δfliquid = -261.66 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
215.293.75Baglay, Gurariy, et al., 1988T = 273 to 334 K. Unsmoothed experimental datum.; 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 by: William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Reference Comment
14.4 ± 0.31496.Baglay, Gurariy, et al., 1988Based on data from 466. to 524. K.

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas Chromatography, 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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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.
Origin Patti Price, Georgia Bureau of Investigation, Decatur, Georgia
NIST MS number 248909

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Gas Chromatography

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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

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryUltra-13131.Tokuda, Saitoh, et al., 198812.5 m/0.20 mm/0.11 μm, He, 5. K/min, 325. C @ 5. min; Tstart: 120. C
CapillaryUltra-13132.Tokuda, Saitoh, et al., 198812.5 m/0.20 mm/0.11 μm, He, 5. K/min, 325. C @ 5. min; Tstart: 120. C

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, Notes

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

Gerasimov, Gubareva, et al., 1985
Gerasimov, P.A.; Gubareva, A.I.; Blokh, E.L.; Cherkasova, T.G., Physicochemical properties of α-tocopherol acetate, Khim.-Farm. Zh., 1985, 19, 1274-1276. [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]

Tokuda, Saitoh, et al., 1988
Tokuda, H.; Saitoh, E.; Kimura, Y.; Takano, S., Automated analysis of various compounds with a wide range of boiling points by capillary gas chromatgraphy based on retention indices, J. Chromatogr., 1988, 454, 109-120, https://doi.org/10.1016/S0021-9673(00)88606-9 . [all data]


Notes

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