Acridine

• Formula: C₁₃H₉N
• Molecular weight: 179.2173
• IUPAC Standard InChI: InChI=1S/C13H9N/c1-3-7-12-10(5-1)9-11-6-2-4-8-13(11)14-12/h1-9H Copy

  
• IUPAC Standard InChIKey: DZBUGLKDJFMEHC-UHFFFAOYSA-N Copy
• CAS Registry Number: 260-94-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Acrydine; Benzo[b]quinoline; Dibenzo[b,e]pyridine; 10-Azaanthracene; 2,3-Benzoquinoline; 9-Azaanthracene; Akridin; UN 2713; NSC 3408; Acridine (Carbamazepine M)
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • X-ray Photoelectron Spectroscopy Database, version 5.0
• Options:
  • Switch to calorie-based units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.

Phase change data

Go To: Top, References, Notes

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
DH - Eugene S. Domalski and Elizabeth D. Hearing
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Enthalpy of vaporization

Antoine Equation Parameters

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

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Enthalpy of sublimation

Enthalpy of fusion

Entropy 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.

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]

Steele, Chirico, et al., 1989
Steele, W.V.; Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Smith, N.K.; Gammon, B.E., The thermodynamic properties of the five benzoquinolines, J. Chem. Thermodyn., 1989, 21, 81. [all data]

Steele, Chirico, et al., 1989, 2
Steele, W.V.; Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A.; Smith, N.K.; Gammon, B.E., The thermodynamic properties of the five benzoquinolines, J. Chem. Thermodyn., 1989, 21, 81-107. [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]

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]

Sivaraman and Kobayashi, 1983
Sivaraman, Alwarappa; Kobayashi, Riki, Vapor pressures and enthalpies of vaporization of thianthrene, acridine, and 9-methylanthracene at elevated temperatures, The Journal of Chemical Thermodynamics, 1983, 15, 12, 1127-1135, https://doi.org/10.1016/0021-9614(83)90003-4 . [all data]

Lebedev, Chironov, et al., 1998
Lebedev, V.P.; Chironov, V.V.; Vorob'eva, V.P.; Matyushin, Yu.N., Energy of the dissociation of the bond N-NO in methylnitrosohydrazine, Khim. Fiz., 1998, 17, 9, 54. [all data]

Sabbah, Tabet, et al., 1994
Sabbah, R.; Tabet, D.; Belaadi, S., Etude thermodynamique de l'acridine, Thermochim. Acta, 1994, 247, 201-207. [all data]

McEachern, Sandoval, et al., 1975
McEachern, D.M.; Sandoval, O.; Iniguez, J.C., Vapor pressures, derived enthalpies of sublimation, enthalpies of fusion, and resonance energies of acridine and phenazine, J. Chem. Thermodyn., 1975, 7, 299-306. [all data]

Steele, Chirico, et al., 1988
Steele, W.V.; Chirico, R.D.; Hossenlopp, I.A.; Nguyen, A., The thermodynamic properties of the five benzoquinolines, NIPER Report, 1988, 337, 59p. [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tboil	Boiling point
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy 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
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
• Customer support for NIST Standard Reference Data products.