Pyridine, 4-(methylthio)-


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) Method Reference Comment
13.3361.AStephenson and Malanowski, 1987Based on data from 346. to 383. K.

Enthalpy of sublimation

ΔsubH (kcal/mol) Temperature (K) Method Reference Comment
18.0 ± 0.91365.BBeak, Mueller, et al., 1974Based on data from 347. to 383. K.

Reaction 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

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Individual Reactions

4(1H)-Pyridinethione,1-methyl- = Pyridine, 4-(methylthio)-

By formula: C6H7NS = C6H7NS

Quantity Value Units Method Reference Comment
Δr-0.5 ± 1.2kcal/molCisoBeak, Mueller, et al., 1974liquid phase; solvent: 1,2-Dichloroethane; #LED
Δr-27.9 ± 3.9kcal/molCisoBeak, Mueller, et al., 1974gas phase; Hr gas phase

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, polar column, temperature ramp

View large format table.

Column type Active phase I Reference Comment
CapillaryDB-Wax1796.Shimoda, Shiratsuchi, et al., 199660. m/0.25 mm/0.25 μm, He, 2. K/min, 230. C @ 60. min; Tstart: 50. C

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.

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]

Beak, Mueller, et al., 1974
Beak, P.; Mueller, D.S.; Lee, J., Equilibration studies. Determination of the enthalpy difference between methyltropic isomers from heats of methylation, J. Am. Chem. Soc., 1974, 96, 3867-3874. [all data]

Shimoda, Shiratsuchi, et al., 1996
Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y., Identification and sensory characterization of volatile flavor compounds in sesame seed oil, J. Agric. Food Chem., 1996, 44, 12, 3909-3912, https://doi.org/10.1021/jf960115f . [all data]


Notes

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