2-Methyltetracosane
- Formula: C25H52
- Molecular weight: 352.6804
- IUPAC Standard InChIKey: YNQOGIZOCQEUJR-UHFFFAOYSA-N
- CAS Registry Number: 1560-78-7
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Tetracosane, 2-methyl-
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, Gas Chromatography, 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: William E. Acree, Jr., James S. Chickos
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
25.00 | 440. | Dykyj, Svoboda, et al., 1999 | Based on data from 425. to 670. K. |
Gas Chromatography
Go To: Top, Phase change data, 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 | Dexsil 300 | 210. | 2460. | Szafranek, Kusmierz, et al., 1982 | He; Column length: 30. m; Column diameter: 0.30 mm |
Capillary | Dexsil 300 | 220. | 2462. | 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 | 5 % Phenyl methyl siloxane | 2465. | Zaikin, 2010 | 30. m/0.25 mm/0.25 μm, 15. K/min, 270. C @ 15. min; Tstart: 60. C |
Capillary | DB-5MS | 2456. | Steinmetz, Schmolz, et al., 2003 | 30. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 150. C; Tend: 280. C |
Capillary | Cross-Linked Methylsilicone | 2463. | Khorasheh, Gray, et al., 1989 | 5. K/min; Tstart: 40. C; Tend: 300. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5MS | 2462.1 | 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) |
Capillary | DB-5 | 2465. | Zaikin and Borisov, 2002 | He; Column length: 30. m; Column diameter: 0.25 mm; Program: 30C => 5K/min=120C => 10C/min => 270C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1 | 2465.1 | 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 | Ultra-1 | 2464. | Nelson and Charlet, 2003 | He, 4. K/min; Column length: 12.5 m; Column diameter: 0.2 mm; Tstart: 150. C; Tend: 320. C |
Capillary | OV-1 | 2464. | Hebanowska, Malinski, et al., 1990 | 2. K/min; Column length: 40. m; Column diameter: 0.25 mm; Tstart: 140. C; Tend: 300. C |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [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]
Zaikin, 2010
Zaikin, V.G.,
Personal communication: Retention indices measured during 2010, 2010. [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]
Khorasheh, Gray, et al., 1989
Khorasheh, F.; Gray, M.R.; Selucky, M.L.,
Correlation for Kováts retention index of C9-C26 monoalkyl and polymethyl alkanes and alkenes,
J. Chromatogr., 1989, 481, 1-16, https://doi.org/10.1016/S0021-9673(01)96747-0
. [all data]
Andriamaharavo, 2014
Andriamaharavo, N.R.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [all data]
Zaikin and Borisov, 2002
Zaikin, V.G.; Borisov, R.S.,
Chromatographic-mass spectrometric analysis of Fishcer-Tropsch synthesis products,
J. Anal. Chem. USSR (Engl. Transl.), 2002, 57, 6, 544-551. [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]
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]
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]
Notes
Go To: Top, Phase change data, Gas Chromatography, References
- Symbols used in this document:
ΔvapH Enthalpy of vaporization - 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.