β-Isocomene
- Formula: C15H24
- Molecular weight: 204.3511
- IUPAC Standard InChI: InChI=1S/C15H24/c1-11-6-9-14(4)12(2)10-13(3)7-5-8-15(11,13)14/h11H,2,5-10H2,1,3-4H3/t11-,13+,14+,15-/m0/s1
- IUPAC Standard InChIKey: KPKLYXVMHOVJJL-MYPMTAMASA-N
- CAS Registry Number: 74311-15-2
- 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:
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
Normal alkane 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 | VF-5MS | HP-5 | DB-5 | DB-5 | OV-101 |
| Column length (m) | 30. | 30. | 30. | 30. | 30. |
| Carrier gas | Helium | Helium | He | N2 | |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.249 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | |
| Tstart (C) | 240. | 40. | 35. | 60. | 100. |
| Tend (C) | 320. | 260. | 280. | 300. | 220. |
| Heat rate (K/min) | 20. | 4. | 4. | 3. | 5. |
| Initial hold (min) | 1. | 2. | |||
| Final hold (min) | |||||
| I | 1412. | 1399. | 1412. | 1411. | 1416. |
| Reference | Kowalski, 2008 | Ristic, Krivokuca-Dokic, et al., 2007 | Kowalski and Wolski, 2005 | Woerdenbag, Windono, et al., 2004 | Menut, Lamaty, et al., 1997 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane 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.
Kowalski, 2008
Kowalski, R.,
Antimicrobial activity of essential oils and extracts of rosinweed (Silphoum trifoliatum and Silphium integrifolium) plants used by the American Indians,
Flav. Fragr. J., 2008, 23, 6, 426-433, https://doi.org/10.1002/ffj.1901
. [all data]
Ristic, Krivokuca-Dokic, et al., 2007
Ristic, M.; Krivokuca-Dokic, D.; Radanovic, D.; Nastovski, T.,
Etarsko ulje Arnica montata i Arnica chamissonis,
Hem. Ind., 2007, 61, 5, 272-277, https://doi.org/10.2298/HEMIND0704272R
. [all data]
Kowalski and Wolski, 2005
Kowalski, R.; Wolski, T.,
The chemical composition of essential oils of Silphium perfoliatum L.,
Flavour Fragr. J., 2005, 20, 3, 306-310, https://doi.org/10.1002/ffj.1418
. [all data]
Woerdenbag, Windono, et al., 2004
Woerdenbag, H.J.; Windono, T.; Bos, R.; Riswan, S.; Quax, W.J.,
Composition of the essential oils of Kaempferia rotunda L. and Kaempferia angustifolia Roscoe rhizomes from Indonesia,
Flavour Fragr. J., 2004, 19, 2, 145-148, https://doi.org/10.1002/ffj.1284
. [all data]
Menut, Lamaty, et al., 1997
Menut, C.; Lamaty, G.; Weyerstahl, P.; Marschall, H.; Seelmann, I.; Amvam Zollo, P.H.,
Aromatic plants of tropical central Africa. Part XXXI. Tricyclic sesquiterpenes from the root essential oil of Echinops giganteus var. lelyi C. D. Adams,
Flavour Fragr. J., 1997, 12, 6, 415-421, https://doi.org/10.1002/(SICI)1099-1026(199711/12)12:6<415::AID-FFJ666>3.0.CO;2-T
. [all data]
Notes
Go To: Top, Normal alkane 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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.