Octadecane, 8-methyl
- Formula: C19H40
- Molecular weight: 268.5209
- IUPAC Standard InChI: InChI=1S/C19H40/c1-4-6-8-10-11-12-14-16-18-19(3)17-15-13-9-7-5-2/h19H,4-18H2,1-3H3
- IUPAC Standard InChIKey: KXHLRGBHQWFLAZ-UHFFFAOYSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Other names: 8-methyloctadecane
- Information on this page:
- Options:
Gas Chromatography
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
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Capillary | Apiezon L | 100. | 1838. | Rappoport and Gäumann, 1973 |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-1 | 1844.6 | Krkosova, Kubinec, et al., 2007 | 100. m/0.32 mm/0.25 μm, Helium, 5. K/min, 310. C @ 5. min; Tstart: 30. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | CP Sil 5 CB | 1846. | Kenig, Sinninghe Damsté, et al., 1995 | 25. m/0.32 mm/0.2 μm, He; Program: 50C => 20C/min => 130C => 4C/min => 300C (20min) |
References
Go To: Top, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Rappoport and Gäumann, 1973
Rappoport, S.; Gäumann, T.,
114. L'indice de rétention des alcanes isomères en chromatographie en phase gazeuse,
Helv. Chim. Acta, 1973, 56, 3, 1145-1158, https://doi.org/10.1002/hlca.19730560338
. [all data]
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]
Kenig, Sinninghe Damsté, et al., 1995
Kenig, F.; Sinninghe Damsté, J.S.; Kock-van Dalen, A.C.; Rijpstra, W.I.C.; Huc, A.Y.; de Leeuw, J.W.,
Occurrence and origin of mono-, di-, and trimethylalkanes in modern and holocene cyanobacterial mats from Abu Dhabi, United Arab Emirates,
Geochim. Cosmochim. Acta, 1995, 59, 14, 2999-3015, https://doi.org/10.1016/0016-7037(95)00190-5
. [all data]
Notes
Go To: Top, Gas Chromatography, References
- 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.