1,4-Benzenedicarboxaldehyde

• Formula: C₈H₆O₂
• Molecular weight: 134.1320
• IUPAC Standard InChI: InChI=1S/C8H6O2/c9-5-7-1-2-8(6-10)4-3-7/h1-6H Copy

  
• IUPAC Standard InChIKey: KUCOHFSKRZZVRO-UHFFFAOYSA-N Copy
• CAS Registry Number: 623-27-8
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: Terephthaladehyde; p-Benzenedicarboxaldehyde; p-Formylbenzaldehyde; p-Phthalaldehyde; Terephthalaldehyde; Terephthalic aldehyde; 1,4-Diformylbenzene; 4-Formylbenzaldehyde; Terephthaldicarboxaldehyde; Terephthaldialdehyde; Terephthaldehyde; Terephtaldehyde; 1,4-Benzenedialdehyde; 1,4-Benzenedicarbaldehyde; p-Phthaldialdehyde; p-Benzenedialdehyde; NSC 13395
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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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: Robert L. Brown and Stephen E. Stein

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:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess

View reactions leading to C₈H₆O₂⁺ (ion structure unspecified)

Electron affinity determinations

Ionization energy determinations

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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Additional Data

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

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Normal alkane RI, non-polar column, temperature ramp

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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.

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M., Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [all data]

Mishima, Huh, et al., 1993
Mishima, M.; Huh, C.; Nakamura, H.; Fujio, M.; Tsuno, Y., Electron Affinities of Benzaldehydes. Substituent Effects on Stabilities of Aromatic Radical Anions., Tetrahed. Lett., 1993, 34, 26, 4223, https://doi.org/10.1016/S0040-4039(00)60533-6 . [all data]

Kebarle and Chowdhury, 1987
Kebarle, P.; Chowdhury, S., Electron affinities and electron transfer reactions, Chem. Rev., 1987, 87, 513. [all data]

Huh, Kang, et al., 1999
Huh, C.; Kang, C.H.; Lee, H.W.; Nakamura, H.; Mishima, M.; Tsuno, Y.; Yamataka, H., Thermodynamic stabilities and resonance demand of aromatic radical anions in the gas phase, Bull. Chem. Soc. Japan, 1999, 72, 5, 1083-1091, https://doi.org/10.1246/bcsj.72.1083 . [all data]

Kuhn, Levins, et al., 1968
Kuhn, W.F.; Levins, R.J.; Lilly, A.C., Jr., Electron affinities and ionization potentials of phthalate compounds, J. Chem. Phys., 1968, 49, 5550. [all data]

Chen and Wentworth, 1989
Chen, E.C.M.; Wentworth, W.E., Experimental Determination of Electron Affinities of Organic Molecules, Mol. Cryst. Liq. Cryst., 1989, 171, 271. [all data]

Chen, Kuo, et al., 1986
Chen, C.-C.; Kuo, M.-C.; Liu, S.-E.; Wu, C.-M., Volatile components of salted and pickled prunes (Prunus mume Sieb. et Zucc.), J. Agric. Food Chem., 1986, 34, 1, 140-144, https://doi.org/10.1021/jf00067a038 . [all data]

Okumura, 1991
Okumura, T., retention indices of environmental chemicals on methyl silicone capillary column, Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333 . [all data]

Notes

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References

• Symbols used in this document:
  

  EA	Electron affinity
  Tboil	Boiling point
  Tfus	Fusion (melting) point

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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