5,15-dimethylheptacosane
- Formula: C29H60
- Molecular weight: 408.7867
- IUPAC Standard InChI: InChI=1S/C29H60/c1-5-7-9-10-11-12-13-15-18-22-26-29(4)27-23-20-17-14-16-19-21-25-28(3)24-8-6-2/h28-29H,5-27H2,1-4H3
- IUPAC Standard InChIKey: VHKIFLDNZLEHLQ-UHFFFAOYSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Heptacosane, 5,15-dimethyl
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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 | OV-1 | BP-1 | BP-1 |
| Column length (m) | 30. | 40. | 25. | 25. |
| Carrier gas | Ar | Helium | Helium | |
| Substrate | ||||
| Column diameter (mm) | 0.32 | 0.25 | 0.25 | |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | |
| Tstart (C) | 60. | 200. | 160. | 160. |
| Tend (C) | 320. | 310. | 300. | 300. |
| Heat rate (K/min) | 2. | 1.5 | 1.5 | |
| Initial hold (min) | ||||
| Final hold (min) | ||||
| I | 2783.2 | 2785. | 2784. | 2790. |
| Reference | Katritzky, Chen, et al., 2000 | Szafranek, Malinski, et al., 1994 | Lockey and Dularay, 1986 | Lockey and Dularay, 1986 |
| 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.
Katritzky, Chen, et al., 2000
Katritzky, A.R.; Chen, K.; Maran, U.; Carlson, D.A.,
QSPR Correlation and predictions of GC retention indexes for methyl-branched hydrocarbons produced by insects,
Anal. Chem., 2000, 72, 1, 101-109, https://doi.org/10.1021/ac990800w
. [all data]
Szafranek, Malinski, et al., 1994
Szafranek, J.; Malinski, E.; Dubis, E.; Hebanowska, E.; Nawrot, J.; Oksman, P.; Pihlaja, K.,
Identification of branched alkanes in lipids of Leptinotarsa decemlineata say and Tribolium destructor by GC-MS: a comparison of main-beam and link-scanned spectra,
J. Chem. Ecol., 1994, 20, 9, 2197-2212, https://doi.org/10.1007/BF02033197
. [all data]
Lockey and Dularay, 1986
Lockey, K.H.; Dularay, B.,
Cuticular methylalkanes of adult cockroaches, Blatta orientalis and Periplaneta Americana,
Comp. Biochem. Physiol., 1986, 85B, 3, 567-572. [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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