Dibenzo(a,i)pyrene

• Formula: C₂₄H₁₄
• Molecular weight: 302.3680
• IUPAC Standard InChI: InChI=1S/C24H14/c1-3-7-19-15(5-1)13-17-9-10-18-14-16-6-2-4-8-20(16)22-12-11-21(19)23(17)24(18)22/h1-14H Copy

  
• IUPAC Standard InChIKey: TUGYIJVAYAHHHM-UHFFFAOYSA-N Copy
• CAS Registry Number: 189-55-9
• 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: 3,4:9,10-Dibenzopyrene; Benzo[rst]pentaphene; DB(a,i)P; Dibenzo-3,4,9,10-pyrene; Dibenz(a,i)pyrene; 1,2,7,8-Dibenzopyrene; 3,4,9,10-Dibenzopyrene; 3,4:9,10-Dibenzpyrene; Dibenzo(b,h)pyrene; 1,2:7,8-Dibenzpyrene; Rcra waste number U064; 3,4,9,10-Dibenzpyrene; NSC 87521
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • NIST Polycyclic Aromatic Hydrocarbon Structure Index
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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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Reduced pressure boiling point

Enthalpy of fusion

References

Go To: Top, Phase change data, Notes

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

Casellato, Vecchi, et al., 1973
Casellato, F.; Vecchi, C.; Girell, A., Differential calorimetric study of polycyclic aromatic hydrocarbons, Thermochim. Acta, 1973, 6, 4, 361, https://doi.org/10.1016/0040-6031(73)87003-0 . [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]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tboil	Boiling point
  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion

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