Azulene, 1,2,3,3a,4,5,6,7-octahydro-1,4-dimethyl-7-(1-methylethenyl)-, [1R-(1α,3aβ,4α,7β)]-
- Formula: C15H24
- Molecular weight: 204.3511
- IUPAC Standard InChI: InChI=1S/C15H24/c1-10(2)13-7-5-11(3)14-8-6-12(4)15(14)9-13/h9,11-14H,1,5-8H2,2-4H3
- IUPAC Standard InChIKey: DUYRYUZIBGFLDD-UHFFFAOYSA-N
- CAS Registry Number: 22567-17-5
- 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. - Stereoisomers:
- Other names: 1β,4βH,10βH-Guaia-5,11-diene; γ-Gurjunene; 7-Isopropenyl-1,4-dimethyl-1,2,3,3a,4,5,6,7-octahydroazulene; 1α,3aβ,4α,7β-Azulene, 1,2,3,3a,4,5,6,7-octahydro-1,4-dimethyl-7-(1-methylethenyl); [1R-(1α,3aβ,4α,7β)]-1,2,3,3a,4,5,6,7-octahydro-7-isopropenyl-1,4-dimethylazulene
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Kovats' RI, non-polar column, temperature ramp
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 | DB-5MS | DB-5 | DB-5MS | DB-5 | HP-5MS |
| Column length (m) | 30. | 30. | 30. | 50. | 30. |
| Carrier gas | He | He | He | He | He |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.32 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Tstart (C) | 60. | 60. | 60. | 50. | 50. |
| Tend (C) | 180. | 240. | 280. | 280. | |
| Heat rate (K/min) | 3. | 3. | 3. | 5. | 4. |
| Initial hold (min) | 2. | 2. | |||
| Final hold (min) | 15. | 10. | 10. | ||
| I | 1469. | 1474. | 1472. | 1485. | 1479. |
| Reference | Angioni, Barra, et al., 2006 | Lucero, Fredrickson, et al., 2006 | Maia, Andrade, et al., 2005 | Baranauskiene, Venskutonis, et al., 2003 | Baranauskiene, Venskutonis, et al., 2003, 2 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | DB-5 | DB-5 | DB-5 | DB-5 | DB-5 |
| Column length (m) | 30. | 30. | 30. | 30. | 30. |
| Carrier gas | He | 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 |
| Tstart (C) | 60. | 60. | 60. | 40. | 40. |
| Tend (C) | 240. | 240. | 250. | 250. | |
| Heat rate (K/min) | 3. | 3. | 3. | 2. | 2. |
| Initial hold (min) | 5. | 5. | |||
| Final hold (min) | 30. | 30. | 20. | 20. | |
| I | 1473. | 1469. | 1463. | 1444. | 1444. |
| Reference | Lucero, Estell, et al., 2003 | Marongiu, Piras, et al., 2003 | Marongiu, Piras, et al., 2003 | Senatore, Urrunaga Soria, et al., 1998 | Senatore, 1998 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | SE-30 | DB-5 | DB-5 |
| Column length (m) | 25. | 30. | 30. |
| Carrier gas | N2 | ||
| Substrate | |||
| Column diameter (mm) | 0.2 | ||
| Phase thickness (μm) | |||
| Tstart (C) | 60. | 40. | 40. |
| Tend (C) | 180. | 210. | 210. |
| Heat rate (K/min) | 3. | 2. | 2. |
| Initial hold (min) | 10. | 2. | 2. |
| Final hold (min) | 1. | 120. | 120. |
| I | 1475. | 1472. | 1475. |
| Reference | Jantan, Ali, et al., 1995 | Loayza, Abujder, et al., 1995 | Loayza, Abujder, et al., 1995 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Kovats' RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Angioni, Barra, et al., 2006
Angioni, A.; Barra, A.; Coroneo, V.; Dessi, S.; Cabras, P.,
Chemical composition, seasonal variability, and antifungal activity of Lavandula stoechas L. ssp. stoechas essential oils from stem/leaves and flowers,
J. Agric. Food Chem., 2006, 54, 12, 4364-4370, https://doi.org/10.1021/jf0603329
. [all data]
Lucero, Fredrickson, et al., 2006
Lucero, M.E.; Fredrickson, E.L.; Estell, R.E.; Morrison, A.A.; Richman, D.B.,
Volatile Composition of Gutierrezia sarothrae (Broom Snakeweed) as Determined by Steam Distillation and Solid Phase Microextraction,
J. Essent. Oil Res., 2006, 18, 2, 121-125, https://doi.org/10.1080/10412905.2006.9699039
. [all data]
Maia, Andrade, et al., 2005
Maia, J.G.S.; Andrade, E.H.A.; da Silva, A.C.M.; Oliveira, J.; Carreira, L.M.M.; Araújo, J.S.,
Leaf volatile oils from four Brazilian Xylopia species,
Flavour Fragr. J., 2005, 20, 5, 474-477, https://doi.org/10.1002/ffj.1499
. [all data]
Baranauskiene, Venskutonis, et al., 2003
Baranauskiene, R.; Venskutonis, R.P.; Demyttenaere, J.C.R.,
Sensory and instrumental evaluation of catnip (Nepeta cataria L.) aroma,
J. Agric. Food Chem., 2003, 51, 13, 3840-3848, https://doi.org/10.1021/jf021187b
. [all data]
Baranauskiene, Venskutonis, et al., 2003, 2
Baranauskiene, R.; Venskutonis, P.R.; Viskelis, P.; Dambrauskiene, E.,
Influence of nitrogen fertilizers on the yield and composition of thyme (Thymus vulgaris),
J. Agric. Food Chem., 2003, 51, 26, 7751-7758, https://doi.org/10.1021/jf0303316
. [all data]
Lucero, Estell, et al., 2003
Lucero, M.E.; Estell, R.E.; Frederickson, E.L.,
The essential oil composition of Psorothamnus scoparius (A. Gray) Rydb.,
J. Essent. Oil Res., 2003, 15, 2, 108-111, https://doi.org/10.1080/10412905.2003.9712083
. [all data]
Marongiu, Piras, et al., 2003
Marongiu, B.; Piras, A.; Pani, F.; Porcedda, S.; Ballero, M.,
Extraction, separation and isolation of essential oils from natural matrices by supercritical CO2,
Flavour Fragr. J., 2003, 18, 6, 505-509, https://doi.org/10.1002/ffj.1258
. [all data]
Senatore, Urrunaga Soria, et al., 1998
Senatore, F.; Urrunaga Soria, E.; Urrunaga Soria, R.; Porta, G.D.; de Feo, V.,
Essential oil from two peruvian Satureja species,
Flavour Fragr. J., 1998, 13, 1, 1-4, https://doi.org/10.1002/(SICI)1099-1026(199801/02)13:1<1::AID-FFJ672>3.0.CO;2-4
. [all data]
Senatore, 1998
Senatore, F.,
Volatile constituents of Minthostachys setosa (Briq.) Epl. (Lamiaceae) from Peru,
Flavour Fragr. J., 1998, 13, 4, 263-265, https://doi.org/10.1002/(SICI)1099-1026(1998070)13:4<263::AID-FFJ738>3.0.CO;2-H
. [all data]
Jantan, Ali, et al., 1995
Jantan, I.; Ali, N.A.M.; Ahmad, A.S.; Ahmad, A.R.,
Constituents of the essential oil of Leptospermum javanicum blume from peninsular Malaysia,
Flavour Fragr. J., 1995, 10, 4, 255-258, https://doi.org/10.1002/ffj.2730100406
. [all data]
Loayza, Abujder, et al., 1995
Loayza, I.; Abujder, D.; Aranda, R.; Jakupovic, J.; Collin, G.; Deslauriers, H.; Jean, F.-I.,
Essential oils of Baccharis salicifolia, B. latifolia and B. dracunculifolia,
Phytochemistry, 1995, 38, 2, 381-389, https://doi.org/10.1016/0031-9422(94)00628-7
. [all data]
Notes
Go To: Top, Kovats' RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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