Dioxybenzone

• Formula: C₁₄H₁₂O₄
• Molecular weight: 244.2427
• IUPAC Standard InChI: InChI=1S/C14H12O4/c1-18-9-6-7-11(13(16)8-9)14(17)10-4-2-3-5-12(10)15/h2-8,15-16H,1H3 Copy

  
• IUPAC Standard InChIKey: MEZZCSHVIGVWFI-UHFFFAOYSA-N Copy
• CAS Registry Number: 131-53-3
• 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: Methanone, (2-hydroxy-4-methoxyphenyl)(2-hydroxyphenyl)-; Benzophenone, 2,2'-dihydroxy-4-methoxy-; Advastab 47; Cyasorb UV 24; Cyasorb UV 24 Light Absorber; Dioxybenzon; Spectra-Sorb UV 24; UF 2; UV 24; 2,2'-Dihydroxy-4-Methoxybenzophenone; Benzophenone-8; (2-Hydroxy-4-methoxyphenyl)(2-hydroxyphenyl)methanone; NSC-56769; Spectro-Sorb UV 24
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
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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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Reduced pressure boiling point

Enthalpy of vaporization

Enthalpy of sublimation

Enthalpy of fusion

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.

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]

Schmitt and Hirt, 1960
Schmitt, Richard G.; Hirt, Robert C., Investigation of the protective ultraviolet absorbers in a space environment. I. Rate of evaporation and vapor pressure studies, J. Polym. Sci., 1960, 45, 145, 35-47, https://doi.org/10.1002/pol.1960.1204514504 . [all data]

Price and Hawkins, 1999
Price, Duncan M.; Hawkins, Michael, Vapour pressures of hydroxybenzophenone UV absorbers, Thermochimica Acta, 1999, 329, 1, 73-76, https://doi.org/10.1016/S0040-6031(99)00005-2 . [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔvapH	Enthalpy of vaporization

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