Indole, 3-methyl-

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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:
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

Quantity Value Units Method Reference Comment
Tfus368.25KN/ACowley and Partington, 1936Uncertainty assigned by TRC = 0.6 K; TRC
Quantity Value Units Method Reference Comment
Δsub90.4 ± 1.9kJ/molCRibeiro da Silva, Cabral, et al., 2009AC

Reduced pressure boiling point

Tboil (K) Pressure (bar) Reference Comment
538.71.01Weast and Grasselli, 1989BS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
64.5383.AStephenson and Malanowski, 1987Based on data from 368. to 540. K. See also Stull, 1947.; 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
368. to 539.45.431912685.55-44.739Stull, 1947Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
83.3303.AStephenson and Malanowski, 1987Based on data from 288. to 333. 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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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 .


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.

Cowley and Partington, 1936
Cowley, E.G.; Partington, J.R., Studies in dielectric polarisation. Part XV. The dipole moments of fivemembered nitrogen ring compounds: indole,skatole,carbazole,isatin, phthalimide, and succinimide., J. Chem. Soc., 1936, 1936, 47. [all data]

Ribeiro da Silva, Cabral, et al., 2009
Ribeiro da Silva, Manuel A.V.; Cabral, Joana I.T.A.; Gomes, José R.B., Combined experimental and computational study of the energetics of methylindoles, The Journal of Chemical Thermodynamics, 2009, 41, 11, 1193-1198, https://doi.org/10.1016/j.jct.2009.05.018 . [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]


Notes

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