Spiro[5.5]undec-2-ene, 3,7,7-trimethyl-11-methylene-, (-)-
- Formula: C15H24
- Molecular weight: 204.3511
- IUPAC Standard InChI: InChI=1S/C15H24/c1-12-7-10-15(11-8-12)13(2)6-5-9-14(15,3)4/h7H,2,5-6,8-11H2,1,3-4H3
- IUPAC Standard InChIKey: WLNGPDPILFYWKF-UHFFFAOYSA-N
- CAS Registry Number: 18431-82-8
- 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: β-Chamigrene; Chamigren; Chamigrene; Spiro[5.5]undec-2-ene, 3,7,7-trimethyl-11-methylene-, (R)-; (R)-3,7,7-Trimethyl-11-methylenespiro[5.5]undec-2-ene; 3,7,7-Trimethyl-11-methylenespiro[5.5]undec-2-ene
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Kovats' RI, non-polar column, temperature ramp
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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
| Column type | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|
| Active phase | HP-5MS | DB-5 | HP-5 | OV-101 |
| Column length (m) | 30. | 60. | 30. | 50. |
| Carrier gas | He | He | He | N2 |
| Substrate | ||||
| Column diameter (mm) | 0.25 | 0.32 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.25 | 1. | 0.25 | 0.2 |
| Tstart (C) | 50. | 40. | 60. | 80. |
| Tend (C) | 250. | 230. | 280. | 200. |
| Heat rate (K/min) | 3. | 3. | 3. | 2. |
| Initial hold (min) | 10. | 5. | ||
| Final hold (min) | 5. | 2. | 60. | |
| I | 1478. | 1499. | 1472. | 1495. |
| Reference | Asuming, Beauchamp, et al., 2005 | Buchin, Salmon, et al., 2002 | Tzakou and Couladis, 2001 | Padrayuttawat, Tamura, et al., 1996 |
| Comment | MSDC-RI | 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.
Asuming, Beauchamp, et al., 2005
Asuming, W.A.; Beauchamp, P.S.; Descalzo, J.T.; Dev, B.C.; Dev, V.; Frost, S.; Ma, C.W.,
Essential oil composition of four Lomatium Raf. species and their chemotaxonomy,
Biochem. Syst. Ecol., 2005, 33, 1, 17-26, https://doi.org/10.1016/j.bse.2004.06.005
. [all data]
Buchin, Salmon, et al., 2002
Buchin, S.; Salmon, J.-C.; Carnat, A.-P.; Berger, T.; Bugaud, C.; Bosset, J.O.,
Identification de composés monoterpéniques, sesquiterpéniques et benzéniques dans un lait d'alpage très riche en ces substances,
Mitt. Lebensmittelunters. Hyg., 2002, 93, 199-216. [all data]
Tzakou and Couladis, 2001
Tzakou, O.; Couladis, M.,
The essential oil of Micromeria graeca (L.) Bentham et Reichenb. growing in Greece,
Flavour Fragr. J., 2001, 16, 2, 107-109, https://doi.org/10.1002/ffj.955
. [all data]
Padrayuttawat, Tamura, et al., 1996
Padrayuttawat, A.; Tamura, H.; Yamao, M.,
A split injection system for the analysis of purge and trap headspace of the volatile components in Citrus sudachi,
J. Hi. Res. Chromatogr., 1996, 19, 6, 365-369, https://doi.org/10.1002/jhrc.1240190613
. [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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