11-Methylpentacosane

Formula: C₂₆H₅₄
Molecular weight: 366.7070
IUPAC Standard InChI: InChI=1S/C26H54/c1-4-6-8-10-12-14-15-16-17-19-21-23-25-26(3)24-22-20-18-13-11-9-7-5-2/h26H,4-25H2,1-3H3
IUPAC Standard InChIKey: ZQPLZRKQNMWCPZ-UHFFFAOYSA-N
CAS Registry Number: 15689-71-1
Chemical structure:
This structure is also available as a 2d Mol file
Other names: Pentacosane, 11-methyl-; 11-Methyl-n-pentacosane
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Gas Chromatography

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Van Den Dool and Kratz RI, non-polar column, custom temperature program

Column type	Active phase	I	Reference	Comment
Capillary	HP-5MS	2529.1	Andriamaharavo, 2014	30. m/0.25 mm/0.25 μm, He; Program: 60C (1 min) => 5 C/min => 210C => 10 C/min => 280C (15 min)

Normal alkane RI, non-polar column, temperature ramp

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Column type	Active phase	I	Reference	Comment
Capillary	OV-1	2537.0	Krkosova, Kubinec, et al., 2007	100. m/0.32 mm/0.25 μm, Helium, 5. K/min, 310. C @ 5. min; T_start: 30. C
Capillary	BP-1	2534.	Lockey and Dularay, 1986	25. m/0.25 mm/0.25 μm, Helium, 1.5 K/min; T_start: 160. C; T_end: 300. C
Capillary	BP-1	2537.	Lockey and Dularay, 1986	25. m/0.25 mm/0.25 μm, Helium, 1.5 K/min; T_start: 160. C; T_end: 300. C
Capillary	Dexsil 300	2535.	Lockey, 1978	5. K/min; Column length: 15. m; T_start: 50. C; T_end: 370. C

Normal alkane RI, non-polar column, custom temperature program

View large format table.

Column type	I	Reference	Comment
Capillary	2534.	Steiger, Peschke, et al., 2007	Program: not specified
Capillary	2565.	Steiger, Peschke, et al., 2007	Program: not specified
Capillary	2533.	Lapointe, Hunter, et al., 2004	Program: not specified

References

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Andriamaharavo, 2014
Andriamaharavo, N.R., Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [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]

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]

Steiger, Peschke, et al., 2007
Steiger, S.; Peschke, K.; Francke, W.; Muller, J.K., The smell of parents: breeding status influences cuticular hydrocarbon pattern in the burying beetle Nicrophorus vespilloides, Proc. Roy. Soc. B, 2007, 274, 1622, 2211-2220, https://doi.org/10.1098/rspb.2007.0656 . [all data]

Lapointe, Hunter, et al., 2004
Lapointe, S.L.; Hunter, W.B.; Alessandro, R.T., Cuticular hydrocarbons on elytra of the Diaprepes root weevil Diaprepes abbreviatus (L.) (Coleoptera: Curculionidae), Agric. For. Entomol., 2004, 6, 4, 251-257, https://doi.org/10.1111/j.1461-9555.2004.00230.x . [all data]

Notes

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Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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