(+)-4-Carene
- Formula: C10H16
- Molecular weight: 136.2340
- IUPAC Standard InChI: InChI=1S/C10H16/c1-7-4-5-8-9(6-7)10(8,2)3/h4-5,7-9H,6H2,1-3H3
- IUPAC Standard InChIKey: LGNSZMLHOYDATP-UHFFFAOYSA-N
- CAS Registry Number: 29050-33-7
- 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: 4-Carene; δ-Carene
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- Other data available:
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Normal alkane 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 | DB-1 | DB-5 | HP-5 | DB-5 |
| Column length (m) | 30. | 50. | 30. | 30. |
| Carrier gas | Helium | Nitrogen | He | |
| Substrate | ||||
| Column diameter (mm) | 0.25 | 0.20 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.32 | 0.25 | 0.25 |
| Tstart (C) | 50. | 60. | 60. | 60. |
| Tend (C) | 220. | 220. | 250. | 300. |
| Heat rate (K/min) | 4. | 5. | 10. | 4. |
| Initial hold (min) | 2. | 3. | 2. | 2. |
| Final hold (min) | 2. | 5. | 10. | 5. |
| I | 1017. | 996. | 1022. | 1002.5 |
| Reference | Xu, Tang, et al., 2010 | Amiri, 2007 | Wang, Yang, et al., 2006 | Gawdzik, Mardarowicz, et al., 1996 |
| Comment | 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.
Xu, Tang, et al., 2010
Xu, X.; Tang, Z.; Liang, Y.,
Comparative analysis of plant essential oils by GC-MS coupled with integrated chemometric resolution methods,
Anal. Methods, 2010, 2, 4, 359-367, https://doi.org/10.1039/b9ay00213h
. [all data]
Amiri, 2007
Amiri, H.,
Quantative and qualative changes of essential oil of Salvia bracteata BAnk et Sol. in different growth stages,
DARU, 2007, 15, 2, 79-82. [all data]
Wang, Yang, et al., 2006
Wang, Q.; Yang, Y.; Zhao, X.; Zhu, B.; Nan, P.; Zhao, J.; Wang, L.; Chen, F.; Liu, Z.; Zhong, Y.,
Chemical variation in the essential oil of Ephedra sinica from Northeastern China,
Food Chem., 2006, 98, 1, 52-58, https://doi.org/10.1016/j.foodchem.2005.04.033
. [all data]
Gawdzik, Mardarowicz, et al., 1996
Gawdzik, J.; Mardarowicz, M.; Suprynowicz, Z.; Kawka, S.; Wolski, T.,
Supercritical fluid extraction of essential oils from the fruits of Archangelica off. Hoffm. and their characterization by GC/MS,
J. Hi. Res. Chromatogr., 1996, 19, 4, 237-240, https://doi.org/10.1002/jhrc.1240190416
. [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
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