Cyanuric acid

• Formula: C₃H₃N₃O₃
• Molecular weight: 129.0742
• IUPAC Standard InChI: InChI=1S/C3H3N3O3/c7-1-4-2(8)6-3(9)5-1/h(H3,4,5,6,7,8,9) Copy

  
• IUPAC Standard InChIKey: ZFSLODLOARCGLH-UHFFFAOYSA-N Copy
• CAS Registry Number: 108-80-5
• 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.
• Species with the same structure:
  • Cyanuric acid
• Other names: 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione; s-Triazine-2,4,6(1H,3H,5H)-trione; s-Triazine-2,4,6-triol; s-Triazinetriol; Isocyanuric acid; Pseudocyanuric acid; Tricyanic acid; Trihydroxycyanidine; 2,4,6-Trihydroxy-1,3,5-triazine; 1,3,5-Triazine-2,4,6-triol; s-2,4,6-Triazinetriol; sym-Triazinetriol; Kyselina kyanurova; 2,4,6-Trihydroxytriazine; 2,4,6-Trihydroxy-S-triazine; 2,4,6-Trioxohexahydro-1,3,5-triazine; 5-Azabarbituric acid; 2,4,6-Triazinetrione; Isocyanurate acid; s-Triazine-2,4,6-trione; s-Triazinetrione; Tricarbimide; NSC 6284
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
• 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:
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Enthalpy of sublimation

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.

De Wit, Van Miltenburg, et al., 1983
De Wit, H.G.M.; Van Miltenburg, J.C.; De Kruif, C.G., Thermodynamic properties of molecular organic crystals containing nitrogen, oxygen, and sulphur 1. Vapour pressures and enthalpies of sublimation, The Journal of Chemical Thermodynamics, 1983, 15, 7, 651-663, https://doi.org/10.1016/0021-9614(83)90079-4 . [all data]

Kozyro, Kabo, et al., 1992
Kozyro, A.A.; Kabo, G.Ya.; Soldatova, T.V.; Simirskii, V.V.; Gogolinskii, V.I.; Krasulin, A.P.; Dudarevich, N.M., Thermodynamic properties of cyanuric acid, Russ. J. Phys. Chem. (Engl. Transl.), 1992, 66, 1374-1377. [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

• 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.