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

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: Coblentz Society, Inc.

Condensed Phase Spectrum

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IR spectrum
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Notice: Except where noted, spectra from this collection were measured on dispersive instruments, often in carefully selected solvents, and hence may differ in detail from measurements on FTIR instruments or in other chemical environments. More information on the manner in which spectra in this collection were collected can be found here.

Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.

Additional Data

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Owner COPYRIGHT (C) 1988 by COBLENTZ SOCIETY INC.
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin DOW CHEMICAL COMPANY
Source reference COBLENTZ NO. 06065
Date 1962/05/22
Name(s) N-(4-bromophenyl)acetamide
State SOLID (SPLIT MULL)
Instrument DOW KBr FOREPRISM-GRATING
Instrument parameters BLAZED AT 3.5, 12.0, 20.0 MICRON AND CHANGED AT 5.0, 7.5, 14.9 MICRON
Resolution 2
Sampling procedure TRANSMISSION
Data processing DIGITIZED BY COBLENTZ SOCIETY (BATCH I) FROM HARD COPY
Melting point 166 C

This IR spectrum is from the Coblentz Society's evaluated infrared reference spectra collection.


Mass spectrum (electron ionization)

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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

Spectrum

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Mass spectrum
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Additional Data

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Due to licensing restrictions, this spectrum cannot be downloaded.

Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin MUS56 A. Mujsce, AT&T Bell Labs., Murray Hill, N.J., USA
NIST MS number 115452

All mass spectra in this site (plus many more) are available from the NIST/EPA/NIH Mass Spectral Library. Please see the following for information about the library and its accompanying search program.


UV/Visible 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: Victor Talrose, Alexander N. Yermakov, Alexy A. Usov, Antonina A. Goncharova, Axlexander N. Leskin, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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UVVis spectrum
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Additional Data

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Source Lang (editor), 1961
Owner INEP CP RAS, NIST OSRD
Collection (C) 2007 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS
Source reference RAS UV No. 19752
Instrument Beckman Model DU
Melting point 167

References

Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

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]

Lang (editor), 1961
Lang (editor), L., Absorption Spectra in the Ultraviolet and Visible Region, 1961, 2, 189. [all data]


Notes

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