3-Methylpentacosane
- Formula: C26H54
- Molecular weight: 366.7070
- IUPAC Standard InChIKey: VNSJCJLDAGMPAO-UHFFFAOYSA-N
- CAS Registry Number: 6902-54-1
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Pentacosane, 3-methyl-; 3-Methyl-n-pentacosane
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Normal alkane 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 | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | OV-1 | Ultra-1 | DB-1 | OV-1 | BP-1 |
Column length (m) | 100. | 12.5 | 30. | 40. | 12. |
Carrier gas | Helium | He | Helium | ||
Substrate | |||||
Column diameter (mm) | 0.32 | 0.2 | 0.32 | 0.25 | 0.22 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | ||
Tstart (C) | 30. | 150. | 60. | 140. | 100. |
Tend (C) | 310. | 320. | 320. | 300. | 300. |
Heat rate (K/min) | 5. | 4. | 2. | 2. | |
Initial hold (min) | |||||
Final hold (min) | 5. | ||||
I | 2575.4 | 2571. | 2574. | 2575. | 2573. |
Reference | Krkosova, Kubinec, et al., 2007 | Nelson and Charlet, 2003 | Katritzky, Chen, et al., 2000 | Hebanowska, Malinski, et al., 1990 | Lockey and Oraha, 1990 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | BP-1 | BP-1 | Dexsil 300 | Dexsil 300 | Dexsil 300 |
Column length (m) | 25. | 25. | 15. | 15. | 15. |
Carrier gas | Helium | Helium | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | |||
Phase thickness (μm) | 0.25 | 0.25 | |||
Tstart (C) | 160. | 160. | 50. | 50. | 240. |
Tend (C) | 300. | 300. | 370. | 370. | 330. |
Heat rate (K/min) | 1.5 | 1.5 | 5. | 5. | 2. |
Initial hold (min) | |||||
Final hold (min) | |||||
I | 2575. | 2579. | 2572. | 2578. | 2572. |
Reference | Lockey and Dularay, 1986 | Lockey and Dularay, 1986 | Lockey, 1978 | Lockey, 1978 | Lockey, 1978, 2 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary |
---|---|
Active phase | Dexsil 300 |
Column length (m) | 15. |
Carrier gas | |
Substrate | |
Column diameter (mm) | |
Phase thickness (μm) | |
Tstart (C) | 240. |
Tend (C) | 330. |
Heat rate (K/min) | 2. |
Initial hold (min) | |
Final hold (min) | |
I | 2573. |
Reference | Lockey, 1978, 2 |
Comment | 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]
Nelson and Charlet, 2003
Nelson, D.R.; Charlet, L.D.,
Cuticular hydrocarbons of the sunflower beetle,Zygogramma exclamationis,
Comp. Biochem. Physiol. B: Comp. Biochem., 2003, 135, 2, 273-284, https://doi.org/10.1016/S1096-4959(03)00080-0
. [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]
Hebanowska, Malinski, et al., 1990
Hebanowska, E.; Malinski, E.; Dubis, E.; Oksman, P.; Pihlaja, K.; Nawrot, J.; Szafranek, J.,
The cuticular hydrocarbons of the larvae of Anagasta kuehniella Z.,
Comp. Biochem. Physiol. B: Comp. Biochem., 1990, 95, 4, 699-703. [all data]
Lockey and Oraha, 1990
Lockey, K.H.; Oraha, V.S.,
Cuticular lipids of adult Locusta Migratoria Migratoriodes (R and F), Schstocerca Gregaria (Forskal) (Acrididae) and other orthopteran species - II. Hydrocarbons,
Comp. Biochem. Physiol., 1990, 95B, 4, 721-744. [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]
Lockey, 1978
Lockey, K.H.,
The adult cuticular hydrocarbons of Tenebrio Molitor L. and Tenebrio Obscurus F. (Coleoptera: Tenebrionidae),
Insect Biochem., 1978, 8, 4, 237-250, https://doi.org/10.1016/0020-1790(78)90032-X
. [all data]
Lockey, 1978, 2
Lockey, K.H.,
Hydrocarbons of adult Tribolum castaneum Hbst. and Tribolium confusum duv. (Coleoptera: Tenebrionidae),
Comparative Biochem. Physiol., 1978, 61B, 401-407. [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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