Heneicosane, 2-methyl
- Formula: C22H46
- Molecular weight: 310.6006
- IUPAC Standard InChI: InChI=1S/C22H46/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22(2)3/h22H,4-21H2,1-3H3
- IUPAC Standard InChIKey: JQMPJOXNMWUULP-UHFFFAOYSA-N
- 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: 2-Methylheneicosane
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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 |
|---|---|---|---|
| Active phase | OV-1 | DB-1 | HP-1 |
| Column length (m) | 100. | 30. | 30. |
| Carrier gas | Helium | Helium | |
| Substrate | |||
| Column diameter (mm) | 0.32 | 0.32 | 0.20 |
| Phase thickness (μm) | 0.25 | 0.25 | |
| Tstart (C) | 30. | 60. | 150. |
| Tend (C) | 310. | 320. | 320. |
| Heat rate (K/min) | 5. | 3. | |
| Initial hold (min) | |||
| Final hold (min) | 5. | 20. | |
| I | 2165.2 | 2166. | 2162. |
| Reference | Krkosova, Kubinec, et al., 2007 | Katritzky, Chen, et al., 2000 | Haverty, Page, et al., 1991 |
| Comment | 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.
Krkosova, Kubinec, et al., 2007
Krkosova, Z.; Kubinec, R.; Addova, G.; Jurdakova, H.; Blasko, J.; Ostrovsky, I.; Sojak, L.,
Gas chromatographic - mass spectrometric characterization of monomethylalkanes from fuel diesel,
Petroleum Coal, 2007, 49, 3, 51-62. [all data]
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]
Haverty, Page, et al., 1991
Haverty, M.I.; Page, M.; Thorne, B.L.; Escoubas, P.,
Cuticular hydrocarbons: species and population-level discrimination in termites, USDA Forest Service Gen. Tech. Report PSW-128, The Forest Service, U.S.Department of Agriculture, 1991, 52. [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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