2-Butene, 2-methyl-
- Formula: C5H10
- Molecular weight: 70.1329
- IUPAC Standard InChIKey: BKOOMYPCSUNDGP-UHFFFAOYSA-N
- CAS Registry Number: 513-35-9
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Trimethylethylene; β-Isoamylene; Amylene; 1,1,2-Trimethylethylene; 2-Methyl-2-butene; 3-Methyl-2-butene; (CH3)2C=CHCH3; 2-Methylbut-2-ene; n-Amylene; Ethylene, trimethyl-; UN 2460; 2-Methylbutene-2; NSC 74118; Isopentene
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Normal alkane RI, non-polar column, custom temperature program
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 | DB-5 MS | Methyl Silicone | Methyl Silicone | Polydimethyl siloxane | CP-Sil5 CB MS |
Column length (m) | 30. | 60. | 50. | ||
Carrier gas | Helium | Helium | |||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.32 | 0.32 | ||
Phase thickness (μm) | 0.25 | 1.0 | 0.4 | ||
Program | not specified | not specified | -50 0C (2 min) 8 0C/min -> 200 0C (7.75 min) 25 0C -> 225 0C (8 min) | not specified | 0C (3min) => 3C/min => 50C => 5C/min => 220C (30min) |
I | 502. | 515. | 521. | 514. | 515. |
Reference | Su, Wang, et al., 2009 | Chen and Feng, 2007 | Blunden, Aneja, et al., 2005 | Junkes, Castanho, et al., 2003 | Tirillini, Verdelli, et al., 2000 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | Methyl Silicone | Methyl Silicone | OV-1 | OV-1 | SE-54 |
Column length (m) | |||||
Carrier gas | |||||
Substrate | |||||
Column diameter (mm) | |||||
Phase thickness (μm) | |||||
Program | not specified | not specified | not specified | not specified | not specified |
I | 522. | 517. | 520. | 520. | 523. |
Reference | Spieksma, 1999 | Zenkevich, 1999 | Zhu and He, 1999 | Zhu and He, 1999 | Zhu and He, 1999 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | SE-54 | Polydimethyl siloxanes | Polydimethyl siloxanes | Methyl Silicone | DB-1 |
Column length (m) | 60. | ||||
Carrier gas | |||||
Substrate | |||||
Column diameter (mm) | 0.32 | ||||
Phase thickness (μm) | 0.25 | ||||
Program | not specified | not specified | not specified | not specified | not specified |
I | 524. | 517. | 517. | 517. | 514. |
Reference | Zhu and He, 1999 | Zenkevich, 1997 | Zenkevich, Chupalov, et al., 1996 | Zenkevich, 1996 | Ciccioli, Cecinato, et al., 1994 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Packed |
---|---|
Active phase | SE-30 |
Column length (m) | 6.1 |
Carrier gas | N2 |
Substrate | Chromosorb W |
Column diameter (mm) | |
Phase thickness (μm) | |
Program | 50C910min) => 20C/min => 90(6min) => 10C/min => 150C(hold) |
I | 525. |
Reference | Robinson and Odell, 1971 |
Comment | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Su, Wang, et al., 2009
Su, Y.; Wang, C.; Yinlong, G.,
Analysis of volatile compounds from Mentha hapioealyx Briq. by GC-MS based on accurate mass measurements and retention indices,
Acta Chem. Sinica, 2009, 67, 6, 546-554. [all data]
Chen and Feng, 2007
Chen, Y.; Feng, C.,
QSPR study on gas chromatography retention index of some organic pollutants,
Comput. Appl. Chem. (China), 2007, 24, 10, 1404-1408. [all data]
Blunden, Aneja, et al., 2005
Blunden, J.; Aneja, V.P.; Lonneman, W.A.,
Characterization of non-methane volatile organic compounds at swine facilities in eastern North Carolina,
Atm. Environ., 2005, 39, 36, 6707-6718, https://doi.org/10.1016/j.atmosenv.2005.03.053
. [all data]
Junkes, Castanho, et al., 2003
Junkes, B.S.; Castanho, R.D.M.; Amboni, C.; Yunes, R.A.; Heinzen, V.E.F.,
Semiempirical Topological Index: A Novel Molecular Descriptor for Quantitative Structure-Retention Relationship Studies,
Internet Electronic Journal of Molecular Design, 2003, 2, 1, 33-49. [all data]
Tirillini, Verdelli, et al., 2000
Tirillini, B.; Verdelli, G.; Paolocci, F.; Ciccioli, P.; Frattoni, M.,
The volatile organic compounds from the mycelium of Tuber borchii Vitt.,
Phytochemistry, 2000, 55, 8, 983-985, https://doi.org/10.1016/S0031-9422(00)00308-3
. [all data]
Spieksma, 1999
Spieksma, W.,
Determination of vapor liquid equilibrium from the Kovats retention index on dimethylsilicone using the Wilson mixing tool,
J. Hi. Res. Chromatogr., 1999, 22, 10, 565-588, https://doi.org/10.1002/(SICI)1521-4168(19991001)22:10<565::AID-JHRC565>3.0.CO;2-2
. [all data]
Zenkevich, 1999
Zenkevich, I.G.,
New Application of the Retention Index Concept in Gas and High Performance Liquid Chromatography,
Fresenius' J. Anal. Chem., 1999, 365, 4, 305-309, https://doi.org/10.1007/s002160051491
. [all data]
Zhu and He, 1999
Zhu, X.; He, L.,
Derivation of isothermal retention indices from a retention values under multiple-ramp temperature-programmed conditions,
J. Instrum. Anal. (Chinese), 1999, 18, 6, 10-12. [all data]
Zenkevich, 1997
Zenkevich, I.G.,
Influence of the Variations of Dynamics Molecular Parameterts on the Additivity of Chromatigraphic Retention Indices of Products of Organic Reactions Relative to Initial Reagents,
Dokl. Akad. Nauk (Rus.), 1997, 353, 5, 625-627. [all data]
Zenkevich, Chupalov, et al., 1996
Zenkevich, I.G.; Chupalov, A.A.; Herzschuh, R.,
Correlation of the Increments of Gas Chromatographic Retention Indices with the Differences of Innermolecular Energies of Reagents and Products of Chemical Reactions,
Zh. Org. Khim. (Rus.), 1996, 32, 11, 1685-1691. [all data]
Zenkevich, 1996
Zenkevich, I.G.,
Informational Maitenance of Gas Chromatographic Identification of Organic Compounds in Ecoanalytical Investigations,
Z. Anal. Chem., 1996, 51, 11, 1140-1148. [all data]
Ciccioli, Cecinato, et al., 1994
Ciccioli, P.; Cecinato, A.; Brancaleoni, E.; Brachetti, A.; Frattoni, M.; Sparapani, R.,
Composition and Distribution of Polar and Non-Polar VOCs in Urban, Rural, Forest and Remote Areas,
Eur Commission EUR, 1994, 549-568. [all data]
Robinson and Odell, 1971
Robinson, P.G.; Odell, A.L.,
A system of standard retention indices and its uses. The characterisation of stationary phases and the prediction of retention indices,
J. Chromatogr., 1971, 57, 1-10, https://doi.org/10.1016/0021-9673(71)80001-8
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
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