Acetamide, N-(4-bromophenyl)-


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
Δsub26.3 ± 1.kcal/molFus+VapVecchio and Tomassetti, 2009 

Enthalpy of vaporization

ΔvapH (kcal/mol) Temperature (K) Method Reference
19. ± 0.5480.TGAVecchio and Tomassetti, 2009
18. ± 0.2460.TGAVecchio and Tomassetti, 2009

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference
6.21440.3Barrio, Espeau, et al., 2009
6.17441.2Vecchio, Catalani, et al., 2004

Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IE (eV) Method Reference Comment
8.17 ± 0.03EIBenezra and Bursey, 1971LLK
8.4 ± 0.2EIGamble, Gilbert, et al., 1970RDSH

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
C2H3O+13.96 ± 0.03?EIBenezra and Bursey, 1971LLK
C6H6NBr+10.56 ± 0.03CH2=C=OEIBenezra and Bursey, 1971LLK
C6H6NBr+10.6 ± 0.2?EIGamble, Gilbert, et al., 1970RDSH

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.

Vecchio and Tomassetti, 2009
Vecchio, Stefano; Tomassetti, Mauro, Vapor pressures and standard molar enthalpies, entropies and Gibbs energies of sublimation of three 4-substituted acetanilide derivatives, Fluid Phase Equilibria, 2009, 279, 1, 64-72, https://doi.org/10.1016/j.fluid.2009.02.001 . [all data]

Barrio, Espeau, et al., 2009
Barrio, Maria; Espeau, Philippe; Tamarit, Josep Lluis; Perrin, Marc-Antoine; Veglio, Nestor; Ceolin, René, Polymorphism of progesterone: Relative stabilities of the orthorhombic phases I and II inferred from topological and experimental pressure-temperature phase diagrams, J. Pharm. Sci., 2009, 98, 5, 1657-1670, https://doi.org/10.1002/jps.21541 . [all data]

Vecchio, Catalani, et al., 2004
Vecchio, Stefano; Catalani, Alessia; Rossi, Vanessa; Tomassetti, Mauro, Thermal analysis study on vaporization of some analgesics. Acetanilide and derivatives, Thermochimica Acta, 2004, 420, 1-2, 99-104, https://doi.org/10.1016/j.tca.2003.09.039 . [all data]

Benezra and Bursey, 1971
Benezra, S.A.; Bursey, M.M., ortho-Effects on ordering factors in mass spectral rearrangements. Loss of keten from halogenated phenyl acetates and acetanilides, J. Chem. Soc. B, 1971, 1515. [all data]

Gamble, Gilbert, et al., 1970
Gamble, A.A.; Gilbert, J.R.; Tillett, J.G., Substituent effects in the fragmentation of acetanilides,, J. Chem. Soc. B, 1970, 1231. [all data]


Notes

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