Ketene

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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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δvap20.4 ± 5.9kJ/molVReuben, 1969ALS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
20.4 ± 0.1209.A,MMStephenson and Malanowski, 1987Based on data from 159. to 224. K. See also Reuben, 1969, 2.; AC

Antoine Equation Parameters

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

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Temperature (K) A B C Reference Comment
159.3 to 223.803.97722766.685-30.609Reuben, 1969, 2Coefficents calculated by NIST from author's data.

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.

Reuben, 1969
Reuben, B.G., Vapor pressure of ketene, J. Chem. Eng. Data, 1969, 14, 235. [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]

Reuben, 1969, 2
Reuben, Bryan G., Vapor pressure of ketene, J. Chem. Eng. Data, 1969, 14, 2, 235-236, https://doi.org/10.1021/je60041a008 . [all data]


Notes

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