Benzene, 1-methyl-3-(1-methylethenyl)-
- Formula: C10H12
- Molecular weight: 132.2023
- IUPAC Standard InChIKey: XXTQHVKTTBLFRI-UHFFFAOYSA-N
- CAS Registry Number: 1124-20-5
- 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: 1-Methyl-3-(prop-1-en-2-yl)benzene; m-Cymenene; 1-methyl-3α-methylstyrene; m,α-dimethylstyrene
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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, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | SE-30 | 65. | 1061.0 | Svob, Deur-Siftar, et al., 1974 | He; Column length: 25.5 m; Column diameter: 0.5 mm |
Capillary | SE-30 | 65. | 1061.0 | Svob and Deur-Siftar, 1974 | He; Column length: 25.5 m; Column diameter: 0.5 mm |
Kovats' RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 1082. | Adams and Nguyen, 2005 | 30. m/0.26 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 246. C |
Capillary | DB-1 | 1075. | Velasco-Negueruela, Sanz, et al., 2004 | 50. m/0.25 mm/0.25 μm, N2, 4. K/min; Tstart: 95. C; Tend: 240. C |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 | 1085. | Javidnia, Miri, et al., 2005 | 30. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 260. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5MS | 1084.1 | 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) |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 1082. | El-Massry, El-Ghorab, et al., 2009 | 30. m/0.25 mm/0.25 μm, Helium, 3. K/min, 220. C @ 40. min; Tstart: 35. C |
Capillary | DB-1 | 1069. | Pala-Paul, Brophy, et al., 2007 | 50. m/0.25 mm/0.25 μm, He, 4. K/min; Tstart: 95. C; Tend: 240. C |
Capillary | DB-5 | 1088. | Morteza-Semnani K., Saeedi M., et al., 2006 | 30. m/0.25 mm/0.25 μm, He, 60. C @ 5. min, 4. K/min; Tend: 220. C |
Capillary | SPB-5 | 1082. | Pino, Marquez, et al., 2006 | 30. m/0.25 mm/0.25 μm, Helium, 60. C @ 2. min, 4. K/min, 250. C @ 20. min |
Capillary | DB-1 | 1062. | Velasco-Negueruela, Pérez-Alonso, et al., 2005 | 50. m/0.25 mm/0.25 μm, 3. K/min; Tstart: 60. C; Tend: 240. C |
Capillary | DB-1 | 1070. | Palá-Paúl, García-Jiménez, et al., 2004 | 50. m/0.22 mm/0.25 μm, He, 4. K/min; Tstart: 70. C; Tend: 220. C |
Capillary | DB-1 | 1072. | Palá-Paúl, Velasco-Negueruela, et al., 2004 | 50. m/0.25 mm/0.25 μm, N2, 4. K/min; Tstart: 95. C; Tend: 240. C |
Capillary | DB-1 | 1065. | Palá-Paúl, Pérez-Alonso, et al., 2002 | 50. m/0.25 mm/0.25 μm, N2, 4. K/min; Tstart: 80. C; Tend: 225. C |
Capillary | SE-54 | 1080. | Kollmannsberger, Nitz, et al., 1992 | 30. m/0.25 mm/0.25 μm, Hydrogen, 60. C @ 5. min, 2. K/min, 250. C @ 2. min |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Innowax | 1456. | Palá-Paúl, García-Jiménez, et al., 2004 | 50. m/0.2 mm/0.2 μm, He, 4. K/min; Tstart: 70. C; Tend: 220. C |
Capillary | Carbowax 20M | 1424. | Kollmannsberger, Nitz, et al., 1992 | 45. m/0.32 mm/1.0 μm, Hydrogen, 60. C @ 5. min, 2. K/min; Tend: 200. C |
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.
Svob, Deur-Siftar, et al., 1974
Svob, V.; Deur-Siftar, D.; Cramers, C.A.,
Mechanisms of the thermal degradation of alkylbenzenes,
J. Chromatogr., 1974, 91, 659-675, https://doi.org/10.1016/S0021-9673(01)97946-4
. [all data]
Svob and Deur-Siftar, 1974
Svob, V.; Deur-Siftar, D.,
Kovats Retention Indices in the Identification of Alkylbenzene Degradation Products,
J. Chromatogr., 1974, 91, 677-689, https://doi.org/10.1016/S0021-9673(01)97947-6
. [all data]
Adams and Nguyen, 2005
Adams, R.P.; Nguyen, S.,
Infra-specific variation in Juniperus deppeana and F. Sperryi in the Davis Mountains of Texas: variation in leaf essential oils and random amplified polymorphic DNAS (RAPDS),
Phytologia, 2005, 87, 2, 96-108. [all data]
Velasco-Negueruela, Sanz, et al., 2004
Velasco-Negueruela, A.; Sanz, J.; Pérez-Alonso, M.J.; Palá-Paúl, J.,
The volatile components of the aerial parts of Melittis melissophyllum L. subsp. melissophyllum gathered in Spain,
Botanica Complutensis, 2004, 28, 133-136. [all data]
Javidnia, Miri, et al., 2005
Javidnia, K.; Miri, R.; Kamalinejad, M.; Edraki, N.,
Chemical composition of Ferula persica Wild. essential oil from Iran,
Flavour Fragr. J., 2005, 20, 6, 605-606, https://doi.org/10.1002/ffj.1496
. [all data]
Andriamaharavo, 2014
Andriamaharavo, N.R.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [all data]
El-Massry, El-Ghorab, et al., 2009
El-Massry, K.F.; El-Ghorab, A.H.; Shaaban, H.A.; Shibamoto, T.,
Chemical compositions and antioxidant/antimicrobial activities of various samples prepared from Schinus terebinthifolius leaves cultivated in Egipt,
J. Agric. Food Chem., 2009, 57, 12, 5265-5270, https://doi.org/10.1021/jf900638c
. [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]
Morteza-Semnani K., Saeedi M., et al., 2006
Morteza-Semnani K.; Saeedi M.; Changizi S.,
The essential oil composition of Hypericum scabrum L. from Iran,
Flavour Fragr. J., 2006, 21, 3, 513-515, https://doi.org/10.1002/ffj.1614
. [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]
Velasco-Negueruela, Pérez-Alonso, et al., 2005
Velasco-Negueruela, A.; Pérez-Alonso, M.J.; Palá-Paúl, J.; Iñigo, A.; López, G.,
The volatile oil composition of the berries of Juniperus macrocarpa Sibth. and Sm., gathered in Spain,
J. Essent. Oil Res., 2005, 17, 1, 61-63, https://doi.org/10.1080/10412905.2005.9698831
. [all data]
Palá-Paúl, García-Jiménez, et al., 2004
Palá-Paúl, J.; García-Jiménez, R.; Pérez-Alonso, M.J.; Velasco-Negueruela, A.; Sanz, J.,
Essential oil composition of the leaves and stems of Meum athamanticum Jacq., from Spain,
J. Chromatogr. A, 2004, 1036, 2, 245-247, https://doi.org/10.1016/j.chroma.2004.02.064
. [all data]
Palá-Paúl, Velasco-Negueruela, et al., 2004
Palá-Paúl, J.; Velasco-Negueruela, A.; Pérez-Alonso, M.J.; Maqueda, J.; Sanz, J.,
Volatile oil constituents from different parts of Cachrys trifida L.,
J. Essent. Oil Res., 2004, 16, 4, 347-349, https://doi.org/10.1080/10412905.2004.9698738
. [all data]
Palá-Paúl, Pérez-Alonso, et al., 2002
Palá-Paúl, J.; Pérez-Alonso, M.J.; Velasco-Negueruela, A.; Sanz, J.,
Analysis by gas chromatography-mass spectrometry of the volatile components of Ageratina adenophora Spreng., growing in the Canary Islands,
J. Chromatogr. A, 2002, 947, 2, 327-331, https://doi.org/10.1016/S0021-9673(02)00016-X
. [all data]
Kollmannsberger, Nitz, et al., 1992
Kollmannsberger, H.; Nitz, S.; Drawert, F.,
UBer die Aromastoffzusammensetzung von Hochdruckextrakten. I. Pfeffer (Piper nigrum, Var. muntok),
Z. Lebensm. Unters Forsch., 1992, 194, 6, 545-551, https://doi.org/10.1007/BF01185481
. [all data]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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