Pentacosane, 5-methyl
- Formula: C26H54
- Molecular weight: 366.7070
- IUPAC Standard InChI: InChI=1S/C26H54/c1-4-6-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-25-26(3)24-7-5-2/h26H,4-25H2,1-3H3
- IUPAC Standard InChIKey: YEIGKGQALVCSKG-UHFFFAOYSA-N
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 5-methylpentacosane
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- 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 | OV-1 | 255. | 2553. | Hebanowska, Malinski, et al., 1989 | Ar; Column length: 30. m; Phase thickness: 0.1 μm |
| Capillary | Dexsil 300 | 255. | 2550. | Hebanowska, Malinski, et al., 1989 | Ar; Column length: 30. m; Phase thickness: 0.1 μm |
| Capillary | Methyl Silicone | 210. | 2549. | Pomonis, Hakk, et al., 1989 | He; Column length: 12.5 m |
| Capillary | Dexsil 300 | 220. | 2540. | Szafranek, Kusmierz, et al., 1982 | He; Column length: 30. m; Column diameter: 0.30 mm |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5MS | 2550. | Steiner, Steidle, et al., 2005 | 30. m/0.32 mm/0.25 μm, He, 2. K/min; Tstart: 150. C; Tend: 300. C |
| Capillary | DB-5MS | 2549. | Steinmetz, Schmolz, et al., 2003 | 30. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 150. C; Tend: 280. C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-1 | 2553.2 | Krkosova, Kubinec, et al., 2007 | 100. m/0.32 mm/0.25 μm, Helium, 5. K/min, 310. C @ 5. min; Tstart: 30. C |
| Capillary | BP-1 | 2553. | Lockey and Dularay, 1986 | 25. m/0.25 mm/0.25 μm, Helium, 1.5 K/min; Tstart: 160. C; Tend: 300. C |
| Capillary | BP-1 | 2554. | Lockey and Dularay, 1986 | 25. m/0.25 mm/0.25 μm, Helium, 1.5 K/min; Tstart: 160. C; Tend: 300. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | CP Sil 5 CB | 2552. | 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.
Hebanowska, Malinski, et al., 1989
Hebanowska, E.; Malinski, E.; Dubis, E.; Pihlaja, K.; Oksman, P.; Winamaki, K.; Nawrot, J.; Szafranek, J.,
The composition of cuticular hydrocarbons of the Tribolium destructor,
Comp. Biochem. Physiol. B: Comp. Biochem., 1989, 93, 2, 437-442. [all data]
Pomonis, Hakk, et al., 1989
Pomonis, J.G.; Hakk, H.; Fatland, C.L.,
Synthetic methyl- and dimethylalkanes. Kovats indices [13C]NMR and mass spectra of some methylpentacosanes and 2,X-dimethylheptacosanes,
J. Chem. Ecol., 1989, 15, 9, 2319-2333. [all data]
Szafranek, Kusmierz, et al., 1982
Szafranek, J.; Kusmierz, J.; Czerwiec, W.,
Gas chromatographic-mass spectrometric investigations of high-boiling crude oil alkane fractions,
J. Chromatogr., 1982, 245, 2, 219-228, https://doi.org/10.1016/S0021-9673(00)88591-X
. [all data]
Steiner, Steidle, et al., 2005
Steiner, S.; Steidle, J.L.M.; Ruther, J.,
Female sex pheromone in immature insect males - a case of pre-emergence chemical mimicry?,
Behavioral Ecology and Sociobiology, 2005, 58, 2, 111-120, https://doi.org/10.1007/s00265-005-0930-x
. [all data]
Steinmetz, Schmolz, et al., 2003
Steinmetz, I.; Schmolz, E.; Ruther, J.,
Cuticular lipids as trail pheromone in a social wasp,
Proc. R. Soc. London B:, 2003, 270, 1513, 385-391, https://doi.org/10.1098/rspb.2002.2256
. [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]
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]
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.