p-Cymene-2,5-diol
- Formula: C10H14O2
- Molecular weight: 166.2170
- IUPAC Standard InChI: InChI=1S/C10H14O2/c1-6(2)8-5-9(11)7(3)4-10(8)12/h4-6,11-12H,1-3H3
- IUPAC Standard InChIKey: OQIOHYHRGZNZCW-UHFFFAOYSA-N
- CAS Registry Number: 2217-60-9
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Hydroquinone, 5-isopropyl-2-methyl-; Hydrothymoquinone; Thymohydroquinone; Thymoquinol; 1,4-Benzenediol, 2-methyl-5-(1-methylethyl)-; 2-Methyl-5-isopropylhydroquinone; 2-Isopropyl-5-methylbenzene-1,4-diol; Thymodihydroquinone
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Gas Chromatography
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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Stabilwax | 2176. | Hazzit, Baaliouamer, et al., 2006 | 30. m/0.32 mm/1. μm, N2, 50. C @ 3. min, 2. K/min, 220. C @ 15. min |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | RTX-1 | 1522. | Bendahou, Muselli, et al., 2008 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 30. min; Tstart: 60. C |
| Capillary | HP-5MS | 1559. | Benkaci-Ali, Baaliouamer, et al., 2007 | 30. m/0.25 mm/0.25 μm, He, 60. C @ 8. min, 2. K/min, 250. C @ 30. min |
| Capillary | SE-54 | 1552. | Simionatto, Porto, et al., 2005 | 25. m/0.25 mm/0.2 μm, H2, 4. K/min; Tstart: 50. C; Tend: 250. C |
| Capillary | RTX-5 MS | 1562. | Hudaib, Speroni, et al., 2002 | 30. m/0.25 mm/0.25 μm, He, 45. C @ 10. min, 2.5 K/min; Tend: 180. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5MS | 1554.7 | Andriamaharavo, 2014 | 30. m/0.25 mm/0.25 μm, He; Program: 60C (1 min) => 5 C/min => 210C => 10 C/min => 280C (15 min) |
Van Den Dool and Kratz RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Stabilwax | 2180. | Hudaib, Speroni, et al., 2002 | He; Program: 50C(8min) => 4C/min => 180C(10min) => 5C/min => 220C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | RTX-5 MS | 1557. | Hudaib and Aburjai, 2007 | 30. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 45. C; Tend: 210. C |
| Capillary | HP-5 | 1569. | Figuérédo, Cabassu, et al., 2005 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 5. min, 5. K/min, 300. C @ 5. min |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Siloxane, 5 % Ph | 1571. | VOC BinBase, 2012 | Program: not specified |
| Capillary | Polydimethyl siloxane, 5 % phenyl | 1571. | Skogerson, Wohlgemuth, et al., 2011 | Program: not specified |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Carbowax 20M | 2178. | Hudaib and Aburjai, 2007 | 30. m/0.25 mm/0.25 μm, He; Program: not specified |
References
Go To: Top, 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]
Simionatto, Porto, et al., 2005
Simionatto, E.; Porto, C.; da Silva, U.F.; Squizani, A.; Dalcol, I.I.; Morel, A.F.,
Composition and antimicrobial activity of the essential oil from Aloysia sellowii,
J. Braz. Chem. Soc., 2005, 16, 6B, 1458-1462, https://doi.org/10.1590/S0103-50532005000800028
. [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]
Andriamaharavo, 2014
Andriamaharavo, N.R.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [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]
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]
VOC BinBase, 2012
VOC BinBase,
The volatile compound BinBase (VOC BinBase), 2012, retrieved from http://fiehnlab.ucdavis.edu/projects/VocBinBase and http://binbase.sourceforge.net. [all data]
Skogerson, Wohlgemuth, et al., 2011
Skogerson, K.; Wohlgemuth, G.; Fiehn, O.,
VocBinNase, 2011, retrieved from http://fiehnlab.ucdavis.edu/projects//VocBinBase. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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