2(1H)-Quinoxalinone

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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 by: William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Δsub118.5 ± 3.1kJ/molMEMonte and Hillesheim, 2000 
Δsub125.8 ± 4.0kJ/molCRibeiro da Silva, Matos, et al., 2000 

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
116.1 ± 0.6391.MEMonte and Hillesheim, 2000Based on data from 383. to 399. K.

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference
32.5542.5DSCMonte and Hillesheim, 2000

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.

Monte and Hillesheim, 2000
Monte, Manuel J.S.; Hillesheim, Dorothea M., Thermodynamic Study on the Sublimation of Six Substituted Quinoxalines, J. Chem. Eng. Data, 2000, 45, 6, 1088-1092, https://doi.org/10.1021/je0001577 . [all data]

Ribeiro da Silva, Matos, et al., 2000
Ribeiro da Silva, M.A.V.; Matos, M.A.R.; Rio, C.M.A.; Miranda, M.S.; Morais, V.M.F., Thermochemical and Theoretical Studies of 2-Hydroxyquinoxaline, 2,3-Dihydroxyquinoxaline, and 2-Hydroxy-3-methylquinoxaline, J. Phys. Chem. A, 2000, 104, 28, 6644-6648, https://doi.org/10.1021/jp000694y . [all data]


Notes

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