Alizarin

• Formula: C₁₄H₈O₄
• Molecular weight: 240.2109
• IUPAC Standard InChI: InChI=1S/C14H8O4/c15-10-6-5-9-11(14(10)18)13(17)8-4-2-1-3-7(8)12(9)16/h1-6,15,18H Copy

  
• IUPAC Standard InChIKey: RGCKGOZRHPZPFP-UHFFFAOYSA-N Copy
• CAS Registry Number: 72-48-0
• 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: 1,2-Dihydroxyanthraquinone; Alizarin red; 9,10-Anthracenedione, 1,2-dihydroxy-; Alizarin B; Alizarina; Alizarine; Alizarine B; Alizarine Indicator; Alizarine L Paste; Alizarine Lake Red IPX; Alizarine Lake Red 2P; Alizarine Lake Red 3P; Alizarine NAC; Alizarine Paste 20 percent Bluish; Alizarine Red; Alizarine Red B; Alizarine Red B2; Alizarine Red IP; Alizarine Red IPP; Alizarine Red L; Alizarine 3B; Alizerine NAC; Alizerine Red IPP; Anthraquinone, 1,2-dihydroxy-; C.I. Mordant Red 11; C.I. Mordant Red 11C; C.I. Pigment Red 83; C.I. Pigment Red 83C; C.I. 58000; C.I. 58000C; Certiqual Alizarine; Certiqual Alizarine D; D and C Orange Number 15D; D And C Orange Number 15; Deep Crimson Madder 10821; Deep Crimson Madder 10821E; Eljon Madder; Eljon Madder M; Mitsui Alizarine B; Mitsui Alizarine BS; Mordant Red 11; Sanyo Carmine L2B; Turkey Red; Turkey Red W; 1,2-Anthraquinonediol; 1,2-Dihydroxy-9,10-anthraquinone; 1,2-Dihydroxyanthrachinon; Alizarine paste 20% bluish; Pincoffin
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• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • References
  • Notes
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Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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 by: William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

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

Gas Phase Spectrum

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Additional Data

Mass spectrum (electron ionization)

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

Spectrum

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Additional Data

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, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Notes

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

Swietoslawski and Starczedska, 1925
Swietoslawski, W.; Starczedska, H., Correction des donnees thermochimiques de M.A. Valeur, J. Chem. Phys., 1925, 22, 399-401. [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]

Malaspina, Bardi, et al., 1973
Malaspina, L.; Bardi, G.; Gigli, R., Simultaneous microcalorimetric-Knudsen effusion determination of the sublimation enthalpy and vapor pressure of 1,2- and 1,4-dihydroxy anthraquinones, The Journal of Chemical Thermodynamics, 1973, 5, 6, 845-850, https://doi.org/10.1016/S0021-9614(73)80046-1 . [all data]

Hoyer and Peperle, 1958
Hoyer, H.; Peperle, W., Z. Elektrochem., 1958, 62, 61. [all data]

Bartecki, Szoke, et al., 1966
Bartecki, A.; Szoke, J.; Varsanyi, G.; Vizesy, M., Absorption spectra in the ultraviolet and visible region. Volume 3, Academic Press Inc., New York, 1966, 180. [all data]

Notes

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• Symbols used in this document:
  

  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔsubH	Enthalpy of sublimation

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