Thymyl isobutyrate
- Formula: C14H20O2
- Molecular weight: 220.3074
- IUPAC Standard InChI: InChI=1S/C14H20O2/c1-9(2)12-7-6-11(5)8-13(12)16-14(15)10(3)4/h6-10H,1-5H3
- IUPAC Standard InChIKey: HTPVUEJWIFHSCK-UHFFFAOYSA-N
- CAS Registry Number: 5451-67-2
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 2-Isopropyl-5-methylphenyl isobutyrate; Propanoic acid, 2-methyl-, 5-methyl-2-(1-methylethyl)phenyl ester; Isobutyric acid, thymyl ester; Thymol, isobutyrate
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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, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Methyl Silicone | 1447. | Palá-Paúl, Pérez-Alonso, et al., 2002 | 50. m/0.25 mm/0.25 μm, He, 4. K/min; Tstart: 70. C; Tend: 240. C |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | RTX-1 | 1458. | Paolini J., Costa J., et al., 2007 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 35. min; Tstart: 60. C |
| Capillary | RTX-1 | 1458. | Paolini, Muselli, et al., 2007 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 35. min; Tstart: 60. C |
| Capillary | RTX-1 | 1458. | Paolini, Costa, et al., 2005 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 35. min; Tstart: 60. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | HP-5MS | 1480.4 | 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, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | RTX-Wax | 1889. | Paolini J., Costa J., et al., 2007 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 35. min; Tstart: 60. C |
| Capillary | RTX-Wax | 1889. | Paolini, Muselli, et al., 2007 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 35. min; Tstart: 60. C |
| Capillary | RTX-Wax | 1889. | Paolini, Costa, et al., 2005 | 60. m/0.22 mm/0.25 μm, He, 2. K/min, 230. C @ 35. min; Tstart: 60. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | CP Sil 5 CB | 1460. | Weyerstahl, Marschall, et al., 1997 | N2; Column length: 25. m; 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.
Palá-Paúl, Pérez-Alonso, et al., 2002
Palá-Paúl, J.; Pérez-Alonso, M.J.; Velasco-Negueruela, A.; Sanz, J.,
Essential oil composition of Schizogyne glaberrima DC, a species endemic to the Canary Islands,
Flavour Fragr. J., 2002, 17, 1, 13-14, https://doi.org/10.1002/ffj.1043
. [all data]
Paolini J., Costa J., et al., 2007
Paolini J.; Costa J.; Bernardini A.F.,
Analysis of the essential oil from the roots of Eupatorium cannabinum subsp corsicum (L.) by GC, GC-MS and C-13-NMR,
Phytochem. Anal., 2007, 18, 3, 235-244, https://doi.org/10.1002/pca.977
. [all data]
Paolini, Muselli, et al., 2007
Paolini, J.; Muselli, A.; Bernardini, A.-F.; Bighelli, A.; Casanova, J.; Costa, J.,
Thymol derivatives from essential oil of Doronicum corsicum L.,
Flavour Fragr. J., 2007, 22, 6, 479-487, https://doi.org/10.1002/ffj.1824
. [all data]
Paolini, Costa, et al., 2005
Paolini, J.; Costa, J.; Bernardini, A.,
Analysis of the essential oil from aerial parts of Eupatorium cannabinum subsp. corsicum (L.) by gas chromatography with electron impact and chemical ionization mass spectrometry,
J. Chromatogr. A, 2005, 1076, 1-2, 170-178, https://doi.org/10.1016/j.chroma.2005.03.131
. [all data]
Andriamaharavo, 2014
Andriamaharavo, N.R.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [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
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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