p-Xylene
- Formula: C8H10
- Molecular weight: 106.1650
- IUPAC Standard InChIKey: URLKBWYHVLBVBO-UHFFFAOYSA-N
- CAS Registry Number: 106-42-3
- 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. - Isotopologues:
- Other names: Benzene, 1,4-dimethyl-; p-Dimethylbenzene; p-Xylol; 1,4-Dimethylbenzene; 1,4-Xylene; p-Methyltoluene; para-Xylene; Chromar; Scintillar; 4-Methyltoluene; NSC 72419; UN 1307; 1,4-dimethyl-benzene ( p-xylene)
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Van Den Dool and Kratz RI, polar column, custom temperature program
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
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Supelcowax-10 | Supelcowax-10 | Supelcowax-10 | Supelcowax-10 | Supelcowax-10 |
Column length (m) | 30. | 30. | 30. | 30. | 30. |
Carrier gas | He | He | He | He | |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Program | 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 220C(1min) | 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) | 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) | 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) | 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) |
I | 1130. | 1127. | 1129. | 1130. | 1130. |
Reference | Bianchi, Cantoni, et al., 2007 | Bianchi, Careri, et al., 2007 | Bianchi, Careri, et al., 2007 | Bianchi, Careri, et al., 2007 | Bianchi, Careri, et al., 2007 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Supelcowax-10 | DB-Wax | FFAP | CP-Wax 52CB | DB-Wax |
Column length (m) | 30. | 30. | 60. | 60. | 30. |
Carrier gas | He | He | He | He | He |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.32 | 0.25 | 0.25 | 0.32 |
Phase thickness (μm) | 0.25 | 0.5 | 0.5 | 0.25 | 0.5 |
Program | 35C(8min) => 4C/min => 60C => 6C/min => 160C => 20C/min => 200C(1min) | 40C(5min) => 10C/min => 160C => 15C/min => 230C | 50C(3min) => 3C/min => 100C => 10C/min => 220C(13.5min) | 40C => 5C/min => 60C => 2.5C/min => 155C | 50C => 6C/min => 70C => 4C/min => 150C => 10C/min => 250C |
I | 1125. | 1120. | 1152. | 1137. | 1140. |
Reference | Bianchi, Careri, et al., 2007 | Hallier, Prost, et al., 2005 | Ranau, Kleeberg, et al., 2005 | Alasalvar, Shahidi, et al., 2003 | Pennarun, Prost, et al., 2003 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary |
---|---|
Active phase | DB-Wax |
Column length (m) | 30. |
Carrier gas | He |
Substrate | |
Column diameter (mm) | 0.32 |
Phase thickness (μm) | 0.5 |
Program | 50C => 6C/min => 70C => 4C/min => 150C => 10C/min => 250C |
I | 1140. |
Reference | Pennarun, Prost, et al., 2002 |
Comment | MSDC-RI |
References
Go To: Top, Van Den Dool and Kratz RI, polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Bianchi, Cantoni, et al., 2007
Bianchi, F.; Cantoni, C.; Careri, M.; Chiesa, L.; Musci, M.; Pinna, A.,
Characterization of the aromatic profile for the authentication and differentiation of typical Italian dry-sausages,
Talanta, 2007, 72, 4, 1552-1563, https://doi.org/10.1016/j.talanta.2007.02.019
. [all data]
Bianchi, Careri, et al., 2007
Bianchi, F.; Careri, M.; Mangia, A.; Musci, M.,
Retention indices in the analysis of food aroma volatile compounds in temperature-programmed gas chromatography: Database creation and evaluation of precision and robustness,
J. Sep. Sci., 2007, 39, 4, 563-572, https://doi.org/10.1002/jssc.200600393
. [all data]
Hallier, Prost, et al., 2005
Hallier, A.; Prost, C.; Serot, T.,
Influence in rearing conditions on the volatile compounds of cooked fillets of Silurus glanis (European catfish),
J. Agric. Food Chem., 2005, 53, 18, 7204-7211, https://doi.org/10.1021/jf050559o
. [all data]
Ranau, Kleeberg, et al., 2005
Ranau, R.; Kleeberg, K.K.; Schlegelmilch, M.; Streese, J.; Stegmann, R.; Steinhart, H.,
Analytical determination of the suitability of different processes for the treatment of odorous waste gas,
Waste Management, 2005, 25, 9, 908-916, https://doi.org/10.1016/j.wasman.2005.07.004
. [all data]
Alasalvar, Shahidi, et al., 2003
Alasalvar, C.; Shahidi, F.; Cadwallader, K.R.,
Comparison of natural and roasted Turkish Tombul hazelnut (Corylus avellana L.) volatiles and flavor by DHA/GC/MS and descriptive sensory analysis,
J. Agric. Food Chem., 2003, 51, 17, 5067-5072, https://doi.org/10.1021/jf0300846
. [all data]
Pennarun, Prost, et al., 2003
Pennarun, A.-L.; Prost, C.; Haure, J.; Demaimay, M.,
Comparison of two microalgal diets. 2. Influence on odorant composition and organoleptic qualities of raw oysters (Crassostrea gigas),
J. Agric. Food Chem., 2003, 51, 7, 2011-2018, https://doi.org/10.1021/jf020549c
. [all data]
Pennarun, Prost, et al., 2002
Pennarun, A.L.; Prost, C.; Demaimay, M.,
Identification and origin of the character-impact compounds of raw oyster Crassostrea gigas,
J. Sci. Food Agric., 2002, 82, 14, 1652-1660, https://doi.org/10.1002/jsfa.1236
. [all data]
Notes
Go To: Top, Van Den Dool and Kratz RI, polar column, custom temperature program, References
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