Isopimara-9(11),15-diene
- Formula: C20H32
- Molecular weight: 272.4681
- IUPAC Standard InChI: InChI=1S/C20H32/c1-6-19(4)13-10-16-15(14-19)8-9-17-18(2,3)11-7-12-20(16,17)5/h6,10,15,17H,1,7-9,11-14H2,2-5H3
- IUPAC Standard InChIKey: NIRMOOCHGJGPKG-UHFFFAOYSA-N
- CAS Registry Number: 39702-28-8
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: (4aS,7S,8aS,10aS)-1,1,4a,7-Tetramethyl-7-vinyl-1,2,3,4,4a,6,7,8,8a,9,10,10a-dodecahydrophenanthrene; Phenanthrene, 7-ethenyl-1,2,3,4,4a,6,7,8,8a,9,10,10a-dodecahydro-1,1,4a,7-tetramethyl-, (4aS,7S,8aS,10aS)-; Phenanthrene, 7-ethenyl-1,2,3,4,4a,6,7,8,8a,9,10,10a-dodecahydro-1,1,4a,7-trimethyl-, [4aS-(4aα,7β,8aα,10aβ)]-
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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 |
|---|---|
| Active phase | DB-5 |
| Column length (m) | 30. |
| Carrier gas | He |
| Substrate | |
| Column diameter (mm) | 0.26 |
| Phase thickness (μm) | 0.25 |
| Tstart (C) | 60. |
| Tend (C) | 246. |
| Heat rate (K/min) | 3. |
| Initial hold (min) | |
| Final hold (min) | |
| I | 1906. |
| Reference | Adams and Nguyen, 2005 |
| Comment | 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.
Adams and Nguyen, 2005
Adams, R.P.; Nguyen, S.,
Infra-specific variation in Juniperus deppeana and F. Sperryi in the Davis Mountains of Texas: variation in leaf essential oils and random amplified polymorphic DNAS (RAPDS),
Phytologia, 2005, 87, 2, 96-108. [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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