Thymoquinone

• Formula: C₁₀H₁₂O₂
• Molecular weight: 164.2011
• IUPAC Standard InChI: InChI=1S/C10H12O2/c1-6(2)8-5-9(11)7(3)4-10(8)12/h4-6H,1-3H3 Copy

  
• IUPAC Standard InChIKey: KEQHJBNSCLWCAE-UHFFFAOYSA-N Copy
• CAS Registry Number: 490-91-5
• 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.
• Other names: 2,5-Cyclohexadiene-1,4-dione, 2-methyl-5-(1-methylethyl)-; p-Mentha-3,6-diene-2,5-dione; p-Cymene-2,5-dione; Thymoquinon; 2-Isopropyl-5-methylbenzoquinone; 2,5-Cyclohexadiene-1,4-dione, 5-isopropyl-2-methyl-; 2-Isopropyl-5-methyl-1,4-benzoquinone; 2-Methyl-5-isopropyl-1,4-benzoquinone; 2-Methyl-5-isopropyl-p-benzoquinone; 5-Isopropyl-2-methyl-1,4-benzoquinone; 5-Isopropyl-2-methyl-p-benzoquinone; 2-Methyl-5-(1-methylethyl)-2,5-cyclohexadiene-1,4-dione; 2-Isopropyl-5-methyl-p-benzoquinone; NSC 2228; thymolquinone
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • IR Spectrum
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
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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

Gas Chromatography

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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

Kovats' RI, non-polar column, temperature ramp

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Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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References

Go To: Top, IR Spectrum, Gas Chromatography, Notes

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

Hazzit, Baaliouamer, et al., 2006
Hazzit, M.; Baaliouamer, A.; Faleiro, M.L.; Miguel, M.G., Composition of the Essential Oils of Thymus and Origanum Species from Algeria and Their Antioxidant and Antimicrobial Activities, J. Agric. Food Chem., 2006, 54, 17, 6314-6321, https://doi.org/10.1021/jf0606104 . [all data]

Bendahou, Muselli, et al., 2008
Bendahou, M.; Muselli, A.; Grignon-Dubois, M.; Benyoucef, M.; Desjobert, J.-M.; Bernardini, A.-F.; Costa, J., Antimicrobial activity and chemical composition of Origanum glandulosum Desf. essential oil and extract obtained by microwave extraction: Comparison with hydrodistillation, Food Chem., 2008, 106, 1, 132-139, https://doi.org/10.1016/j.foodchem.2007.05.050 . [all data]

Benkaci-Ali, Baaliouamer, et al., 2007
Benkaci-Ali, F.; Baaliouamer, A.; Meklati, B.Y.; Chemat, F., Chemical composition of seed essential oils from Algerian Nigella sativa extracted by microwave and hydrodistillation, Flavour Fragr. J., 2007, 22, 2, 148-153, https://doi.org/10.1002/ffj.1773 . [all data]

Senatore, Lentini, et al., 2003
Senatore, F.; Lentini, F.; Venza, F.; Bruno, M.; Napolitano, F., Composition and antibacterial activity of the essential oil of Anisochilus carnosus (Linn. fil.) Benth., a Tamil plant acclimatized in Sicily, Flavour Fragr. J., 2003, 18, 3, 202-204, https://doi.org/10.1002/ffj.1183 . [all data]

Economakis, Skaltsa, et al., 2002
Economakis, C.; Skaltsa, H.; Demetzos, C.; Sokovic, M.; Thanos, C.A., Effect of phosphorus concentration of the nutrient solution on the volatile constituents of leaves and bracts of Origanum dictamnus, J. Agric. Food Chem., 2002, 50, 22, 6276-6280, https://doi.org/10.1021/jf0203444 . [all data]

Hudaib, Speroni, et al., 2002
Hudaib, M.; Speroni, E.; di Pietra, A.M.; Cavrini, V., GC/MS evaluation of thyme (Thymus vulgaris L.) oil composition and variations during the vegetative cycle, J. Pharm. Biomed. Anal., 2002, 29, 4, 691-700, https://doi.org/10.1016/S0731-7085(02)00119-X . [all data]

Milos and Radonic, 2000
Milos, M.; Radonic, A., Gas chromatography mass spectral analysis of free and glycosidically bound volatile compounds from Juniperus oxycedrus L. growing wild in Croatia, Food Chem., 2000, 68, 3, 333-338, https://doi.org/10.1016/S0308-8146(99)00192-2 . [all data]

Cao, Li, et al., 2011
Cao, H.; Li, Z.; Chen, X., QSRR study of GC retention indices of volatile compounds emitted from Mosla chinensis Maxim. by multiply linear regression, Chin. J. Chem., 2011, 29, 10, 2187-2196, https://doi.org/10.1002/cjoc.201180379 . [all data]

Ferhat, Tigrine-Kordjani, et al., 2007
Ferhat, M.A.; Tigrine-Kordjani, N.; Chemat, S.; Meklati, B.Y.; Chemat, F., Rapid Extraction of Volatile Compounds Using a New Simultaneous Microwave Distillation: Solvent Extraction Device, Chromatographia, 2007, 65, 3-4, 217-222, https://doi.org/10.1365/s10337-006-0130-5 . [all data]

Hudaib and Aburjai, 2007
Hudaib, M.; Aburjai, T., Volatile components of Thymus vulgaris L. from wild-growing and cultivated plants in Jordan, Flavour Fragr. J., 2007, 22, 4, 322-327, https://doi.org/10.1002/ffj.1800 . [all data]

Pala-Paul, Brophy, et al., 2007
Pala-Paul, J.; Brophy, J.J.; Perez-Alonso, M.J.; Usano, J.; Soria, S.C., Essential oil composition of the different parts of Eryngium corniculatum Lam. (Apiaceae) from Spain, J. Chromatogr. A, 2007, 1175, 2, 289-293, https://doi.org/10.1016/j.chroma.2007.10.061 . [all data]

Havlik, Kokoska, et al., 2006
Havlik, J.; Kokoska, L.; Vasickova, S.; Valterova, I., Chemical composition of essential oil from the seeds of Nigella arvensis L. and assessment of its actimicrobial activity, Flavour Fragr. J., 2006, 21, 4, 713-717, https://doi.org/10.1002/ffj.1713 . [all data]

Mirza, Navaei, et al., 2006
Mirza, M.; Navaei, M.N.; Dini, M., Volatile constituents of essential oils isolated from flowers and leaves of Eupatorium cannabinum L. from Iran, Iranian J. Pharmaceutical Res., 2006, 2, 149-152. [all data]

Pino, Marquez, et al., 2006
Pino, J.A.; Marquez, E.; Marbot, R., Volatile constituents from tea of roselle (Hibiscus sabdariffa L.), Rev. CENIC Ciencias Quimicas, 2006, 37, 3, 127-129. [all data]

Tigrine-Kordiani, Meklati, et al., 2006
Tigrine-Kordiani, N.; Meklati, B.Y.; Chemat, F., Abalysis by gas chromatography - mass spectrometry of the essential oil of Zygophyllum album L., an aromatic and medicinal plant growing in Algeria, Int. J. Aromatherapy, 2006, 16, 3-4, 187-191, https://doi.org/10.1016/j.ijat.2006.09.008 . [all data]

Figuérédo, Cabassu, et al., 2005
Figuérédo, G.; Cabassu, P.; Chalchat, J.-C.; Pasquier, B., Studies of Mediterranean oregano populations- V. Chemical composition of essential oils of oregano: Origanum syriacum L. var. bevanii (Holmes) Ietswaart, O. syriacum L. var. sinaicum (Boiss.) Ietswaart, and O. syriacum L. var. syriacum from Lebanon and Israel, Flavour Fragr. J., 2005, 20, 164-168. [all data]

Sefidkon and Jamzad, 2005
Sefidkon, F.; Jamzad, Z., Chemical composition of the essential oil of three Iranian Satureja species (S. mutica, S. macrantha and S. intermedia), Food Chem., 2005, 91, 1, 1-4, https://doi.org/10.1016/j.foodchem.2004.01.027 . [all data]

Skoula and Grayer, 2005
Skoula, M.; Grayer, R.J., Volatile oils of Coridothymus capitatus, Satureja thymbra, Satureja spinosa and Thymbra calostachya (Lamiaceae) from Crete, Flavour Fragr. J., 2005, 20, 6, 573-576, https://doi.org/10.1002/ffj.1489 . [all data]

Hajhashemi V., Ghannadi A., et al., 2004
Hajhashemi V.; Ghannadi A.; Jafarabadi H., Black cumin seed essential oil, as a potent analgesic and antiinflammatory drug, Phytother. Res., 2004, 18, 3, 195-199, https://doi.org/10.1002/ptr.1390 . [all data]

Marongiu, Porcedda, et al., 2003
Marongiu, B.; Porcedda, S.; Caredda, A.; de Gioannis, B.; Vargiu, L.; la Colla, P., Extraction of Juniperus oxycedrus ssp. Oxycedrus essential oil by supercritical carbon dioxide: influence of some process parameters and biological activity, Flavour Fragr. J., 2003, 18, 5, 390-397, https://doi.org/10.1002/ffj.1224 . [all data]

Rasooli and Mirmostafa, 2003
Rasooli, I.; Mirmostafa, S.A., Bacterial susceptibility to and chemical composition of essential oils from Thymus kotschyanus and Thymus persicus, J. Agric. Food Chem., 2003, 51, 8, 2200-2205, https://doi.org/10.1021/jf0261755 . [all data]

Cornu, Carnat, et al., 2001
Cornu, A.; Carnat, A.-P.; Martin, B.; Coulon, J.-B.; Lamaison, J.-L.; Berdagué, J.-L., Solid-phase microextraction of volatile components from natural grassland plants, J. Agric. Food Chem., 2001, 49, 1, 203-209, https://doi.org/10.1021/jf0008341 . [all data]

Milso, Mastelic, et al., 1998
Milso, M.; Mastelic, J.; Radonic, A., Free and glycosidically bound volatile compounds from cypress cones (Cupressus Sempervirens L.), Croat. Chem. Acta, 1998, 71, 1, 139-145. [all data]

Jordan, Martinez, et al., 2006
Jordan, M.J.; Martinez, R.M.; Goodner, K.L.; Baldwin, E.A.; Sotomayor, J.A., Seasonal variation of Thymus hyemalis Lange and Spanish Thymus vulgaris L. essential oils composition, Ind. Crops Prod., 2006, 24, 3, 253-263, https://doi.org/10.1016/j.indcrop.2006.06.011 . [all data]

Belhattab, Larous, et al., 2005
Belhattab, R.; Larous, L.; Figueiredo, A.C.; Santos, P.A.G.; Barroso, J.G.; Pedro, L.G., Origanum glandulosum Desf. grown wild in Algeria: essential oil composition and glycosidic bound volatiles, Flavour Fragr. J., 2005, 20, 2, 209-212, https://doi.org/10.1002/ffj.1387 . [all data]

Sotomayor, Martínez, et al., 2004
Sotomayor, J.A.; Martínez, R.M.; García, A.J.; Jordán, M.J., Thymus zygis Subsp. Gracilis: watering level effect on phytomass production and essential oil quality, J. Agric. Food Chem., 2004, 52, 17, 5418-5424, https://doi.org/10.1021/jf0496245 . [all data]

Jordán, Martínez, et al., 2003
Jordán, M.J.; Martínez, R.M.; Cases, M.A.; Sotomayor. J.A., Watering level effect on Thymus hyemalis lange essential oil yield and composition, J. Agric. Food Chem., 2003, 51, 18, 5420-5427, https://doi.org/10.1021/jf034335m . [all data]

Weyerstahl, Marschall, et al., 1997
Weyerstahl, P.; Marschall, H.; Seelmann, I.; Kaul, V.K., Constituents of the flower essential oil of Ageratina adenophora (Spreng.) K. et R. from India, Flavour Fragr. J., 1997, 12, 6, 387-396, https://doi.org/10.1002/(SICI)1099-1026(199711/12)12:6<387::AID-FFJ677>3.0.CO;2-F . [all data]

Notes

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