Benzaldehyde, 4-hydroxy-

• Formula: C₇H₆O₂
• Molecular weight: 122.1213
• IUPAC Standard InChI: InChI=1S/C7H6O2/c8-5-6-1-3-7(9)4-2-6/h1-5,9H Copy

  
• IUPAC Standard InChIKey: RGHHSNMVTDWUBI-UHFFFAOYSA-N Copy
• CAS Registry Number: 123-08-0
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Benzaldehyde, p-hydroxy-; p-Formylphenol; p-Hydroxybenzaldehyde; p-Oxybenzaldehyde; 4-Formylphenol; 4-Hydroxybenzaldehyde; Parahydroxybenzaldehyde; USAF M-6; 4-Hydroxybenzenecarbonal; NSC 2127
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• Information on this page:
  • Phase change data
  • IR Spectrum
  • UV/Visible spectrum
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
  • Henry's Law data
  • Gas phase ion energetics data
  • Ion clustering data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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 as indicated in comments:
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Enthalpy of sublimation

Enthalpy of fusion

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• SOLID (NUJOL MULL); Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm^-1 resolution
• SOLID (SPLIT MULL, FLUOROLUBE FOR 3800-1300 AND NUJOL FOR 1300-250 CM ^-1); PERKIN-ELMER 521 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm^-1 resolution

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

• gas

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, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina

Spectrum

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Additional Data

References

Go To: Top, Phase change data, IR Spectrum, UV/Visible spectrum, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Ribeiro da Silva, Gonçalves, et al., 2010
Ribeiro da Silva, Maria D.M.C.; Gonçalves, Mariana V.; Monte, Manuel J.S., Thermodynamic study on hydroxybenzaldehyde derivatives: 3- and 4-Hydroxybenzaldehyde isomers and 3,5-di-tert-butyl-2-hydroxybenzaldehyde, The Journal of Chemical Thermodynamics, 2010, 42, 4, 472-477, https://doi.org/10.1016/j.jct.2009.10.009 . [all data]

Bernardes and Minas da Piedade, 2008
Bernardes, Carlos E.S.; Minas da Piedade, Manuel E., Energetics of the O-H Bond and of Intramolecular Hydrogen Bonding in HOC ₆ H ₄ C(O)Y (Y = H, CH ₃ , CH ₂ CH«58875»CH ₂ , C«58876»CH, CH ₂ F, NH ₂ , NHCH ₃ , NO ₂ , OH, OCH ₃ , OCN, CN, F, Cl, SH, and SCH ₃ ) Compounds, J. Phys. Chem. A, 2008, 112, 40, 10029-10039, https://doi.org/10.1021/jp804455u . [all data]

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]

Parsons, Rochester, et al., 1971
Parsons, G.H.; Rochester, C.H.; Wood, C.E.C., Effect of 4-substitution on the thermodynamics of hydration of phenol and the phenoxide anion, J. Chem. Soc., B:, 1971, 533, https://doi.org/10.1039/j29710000533 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Aihara, 1960
Aihara, Ariyuki, Estimation of the Energy of Hydrogen Bonds Formed in Crystals. II. Phenols, Bull. Chem. Soc. Jpn., 1960, 33, 2, 194-200, https://doi.org/10.1246/bcsj.33.194 . [all data]

Temprado, Roux, et al., 2008
Temprado, M.; Roux, María Victoria; Chickos, J.S., Some thermophysical properties of several solid aldehydes, J Therm Anal Calorim, 2008, 94, 1, 257-262, https://doi.org/10.1007/s10973-007-8883-0 . [all data]

Grammaticakis, 1953
Grammaticakis, P., Contribution a l'etude de l'absorption dans l'U.-V. moyen et le visible de quelques aldehydes et cetones aromatiques ainsi que de certains de leurs derives fonctionnels, (Premier memoire), Bull. Soc. Chim. Fr., 1953, 20, 821-826. [all data]

Notes

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• Symbols used in this document:
  

  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions
  ΔvapH	Enthalpy of vaporization

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