1-Pentene, 2,3-dimethyl-
- Formula: C7H14
- Molecular weight: 98.1861
- IUPAC Standard InChIKey: LIMAEKMEXJTSNI-UHFFFAOYSA-N
- CAS Registry Number: 3404-72-6
- 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: 2,3-Dimethyl-1-pentene; 2,3-dimethylpent-1-ene
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Phase change data
Go To: Top, Mass spectrum (electron ionization), 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 357. ± 1. | K | AVG | N/A | Average of 14 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 136. ± 8. | K | AVG | N/A | Average of 6 values; Individual data points |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
7.98 | 326. | A | Stephenson and Malanowski, 1987 | Based on data from 311. to 382. K. See also Kkykj and Repas, 1973.; AC |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, 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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1990. |
NIST MS number | 114479 |
Gas Chromatography
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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 | Methyl Silicone | 30. | 657.6 | Soják, Addová, et al., 2002 | He; Column length: 150. m; Column diameter: 0.250 mm |
Capillary | Squalane | 30. | 648.3 | Soják, Addová, et al., 2002 | He; Column length: 93. m; Column diameter: 0.250 mm |
Capillary | Squalane | 25. | 648. | Hilal, Carreira, et al., 1994 | |
Capillary | OV-101 | 40. | 656. | Laub and Purnell, 1988 | |
Capillary | OV-101 | 60. | 658. | Laub and Purnell, 1988 | |
Capillary | OV-101 | 80. | 659. | Laub and Purnell, 1988 | |
Capillary | OV-101 | 50. | 656.9 | Boneva and Dimov, 1986 | 100. m/0.27 mm/0.9 μm, N2 |
Capillary | OV-101 | 70. | 658.5 | Boneva and Dimov, 1986 | 100. m/0.27 mm/0.9 μm, N2 |
Capillary | Squalane | 50. | 650.6 | Boneva and Dimov, 1986 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 652.2 | Boneva and Dimov, 1986 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Capillary | DB-1 | 40. | 658. | Lubeck and Sutton, 1984 | 60. m/0.264 mm/0.25 μm, H2 |
Capillary | HP-PONA | 40. | 658. | Lubeck and Sutton, 1984 | 50. m/0.21 mm/0.5 μm, H2 |
Capillary | OV-1 | 60. | 653. | Nijs and Jacobs, 1981 | He; Column length: 150. m; Column diameter: 0.50 mm |
Capillary | Squalane | 50. | 650. | Bajus, Veselý, et al., 1979 | Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 653. | Bajus, Veselý, et al., 1979 | Column length: 100. m; Column diameter: 0.25 mm |
Packed | Squalane | 80. | 654. | Chrétien and Dubois, 1977 | |
Capillary | Squalane | 50. | 650. | Chretien and Dubois, 1976 | |
Capillary | Squalane | 50. | 650. | Rijks, van den Berg, et al., 1974 | |
Capillary | Squalane | 50. | 650. | Rijks, van den Berg, et al., 1974 | |
Capillary | Squalane | 70. | 652. | Rijks, van den Berg, et al., 1974 | |
Capillary | Squalane | 70. | 652. | Rijks, van den Berg, et al., 1974 | |
Capillary | Squalane | 50. | 650. | Rijks and Cramers, 1974 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 70. | 652. | Rijks and Cramers, 1974 | N2; Column length: 100. m; Column diameter: 0.25 mm |
Capillary | Squalane | 40. | 652. | Matukuma, 1969 | N2; Column length: 91.4 m; Column diameter: 0.25 mm |
Packed | Squalane | 27. | 649. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 49. | 651. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 67. | 653. | Hively and Hinton, 1968 | He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm |
Packed | Squalane | 30. | 648. | Tourres, 1967 | H2; Column length: 10. m |
Packed | Squalane | 50. | 650. | Tourres, 1967 | H2; Column length: 10. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 660.5 | Soják, Addová, et al., 2002 | He, 1. K/min; Column length: 150. m; Column diameter: 0.250 mm; Tstart: 30. C; Tend: 200. C |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Squalane | 40. | 649.3 | Sojak, Addova, et al., 2000 | He; Column length: 93. m; Column diameter: 0.25 mm |
Capillary | Methyl Silicone | 40. | 650. | Meng and Liu, 1991 | 115. m/0.20 mm/0.30 μm |
Capillary | Squalane | 70. | 649. | Schomburg, 1966 |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Petrocol DH | 654. | Supelco, 2012 | 100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min |
Capillary | PONA | 655. | Zhang, Ding, et al., 2009 | 50. m/0.20 mm/0.50 μm, Nitrogen, 35. C @ 15. min, 2. K/min, 200. C @ 10. min |
Capillary | OV-101 | 658. | Orav, Kailas, et al., 1999 | 50. m/0.20 mm/0.50 μm, Helium, 30. C @ 6. min, 1. K/min; Tend: 100. C |
Capillary | DB-1 | 658. | Ramnas, Ostermark, et al., 1994 | 50. m/0.32 mm/1.0 μm, He, 2. K/min; Tstart: -20. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polydimethyl siloxane | 654. | Junkes, Castanho, et al., 2003 | Program: not specified |
Capillary | Methyl Silicone | 649. | Meng and Liu, 1991 | 115. m/0.20 mm/0.30 μm; Program: not specified |
Capillary | Methyl Silicone | 650. | Meng and Liu, 1991 | 115. m/0.20 mm/0.30 μm; Program: not specified |
References
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Kkykj and Repas, 1973
Kkykj, J.; Repas, M.,
Petrochemia, 1973, 13, 179. [all data]
Soják, Addová, et al., 2002
Soják, L.; Addová, G.; Kubinec, R.; Kraus, A.; Hu, G.,
Gas chromatographic-mass spectrometric characterization of all acyclic C5-C7 alkenes from fluid catalytic cracked gasoline using polydimethylsiloxane and squalane stationary phases,
J. Chromatogr. A, 2002, 947, 1, 103-117, https://doi.org/10.1016/S0021-9673(01)01564-3
. [all data]
Hilal, Carreira, et al., 1994
Hilal, S.H.; Carreira, L.A.; Karickhoff, S.W.; Melton, C.M.,
Estimation of Gas-Liquid Chromatographic Retention Times from Molecular Structure,
J. Chromatogr. A, 1994, 662, 2, 269-280, https://doi.org/10.1016/0021-9673(94)80515-6
. [all data]
Laub and Purnell, 1988
Laub, R.J.; Purnell, J.H.,
Specific retention volumes, retention indices, and family-plot regressions of aliphatic, alicyclic, and aromatic hydrocarbon solutes with OV-101 poly (dimethylsiloxane) stationary phase,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1988, 11, 9, 649-660, https://doi.org/10.1002/jhrc.1240110908
. [all data]
Boneva and Dimov, 1986
Boneva, S.; Dimov, N.,
Gas Chromatographic Retention Indices for Alkenes on OV-101 and Squalane Capillary Columns,
Chromatographia, 1986, 21, 3, 149-151, https://doi.org/10.1007/BF02311743
. [all data]
Lubeck and Sutton, 1984
Lubeck, A.J.; Sutton, D.L.,
Kovats Retention Indices of Selected Olefins on Bonded Phase Fused Silica Capillaries,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1984, 7, 9, 542-544, https://doi.org/10.1002/jhrc.1240070913
. [all data]
Nijs and Jacobs, 1981
Nijs, H.H.; Jacobs, P.A.,
On-Line Single Run Analysis of Effluents from a Fischer-Tropsch Reactor,
J. Chromatogr. Sci., 1981, 19, 1, 40-45, https://doi.org/10.1093/chromsci/19.1.40
. [all data]
Bajus, Veselý, et al., 1979
Bajus, M.; Veselý, V.; Leclercq, P.A.; Rijks, J.A.,
Steam cracking of hydrocarbons. 2. Pyrolysis of methylcyclohexane,
Ind. Eng. Chem. Prod. Res. Dev., 1979, 18, 2, 135-142, https://doi.org/10.1021/i360070a012
. [all data]
Chrétien and Dubois, 1977
Chrétien, J.R.; Dubois, J.E.,
Topological analysis of gas-liquid chromatographic behavior of alkenes,
Anal. Chem., 1977, 49, 6, 747-756, https://doi.org/10.1021/ac50014a021
. [all data]
Chretien and Dubois, 1976
Chretien, J.R.; Dubois, J.-E.,
New Perspectives in the Prediction of Kovats Indices,
J. Chromatogr., 1976, 126, 171-189, https://doi.org/10.1016/S0021-9673(01)84071-1
. [all data]
Rijks, van den Berg, et al., 1974
Rijks, J.A.; van den Berg, J.H.M.; Diependaal, J.P.,
Characterization of hydrocarbons in complex mixtures by two-dimensional precision gas chromatography,
J. Chromatogr., 1974, 91, 603-612, https://doi.org/10.1016/S0021-9673(01)97941-5
. [all data]
Rijks and Cramers, 1974
Rijks, J.A.; Cramers, C.A.,
High precision capillary gas chromatography of hydrocarbons,
Chromatographia, 1974, 7, 3, 99-106, https://doi.org/10.1007/BF02269819
. [all data]
Matukuma, 1969
Matukuma, A.,
Retention indices of alkanes through C10 and alkenes through C8 and relation between boiling points and retention data,
Gas Chromatogr., Int. Symp. Anal. Instrum. Div Instrum Soc. Amer., 1969, 7, 55-75. [all data]
Hively and Hinton, 1968
Hively, R.A.; Hinton, R.E.,
Variation of the retention index with temperature on squalane substrates,
J. Gas Chromatogr., 1968, 6, 4, 203-217, https://doi.org/10.1093/chromsci/6.4.203
. [all data]
Tourres, 1967
Tourres, D.A.,
Structural analysis of industrial butene dimers by gas chromatography,
J. Gas Chromatogr., 1967, 5, 1, 35-40, https://doi.org/10.1093/chromsci/5.1.35
. [all data]
Sojak, Addova, et al., 2000
Sojak, L.; Addova, G.; Kubinec, R.; Ruman, J.; Hu, G.,
GC-MS characterization of all acyclic C5-C7 alkenes from FCC gasoline using squalane stationary phase,
Petroleum and Coal, 2000, 42, 3-4, 188-194. [all data]
Meng and Liu, 1991
Meng, W.; Liu, C.,
Gas chromatographic analysis of alkene imourities in solvent naphtha,
China Synth. Rubber Ind., 1991, 14, 2, 109-111. [all data]
Schomburg, 1966
Schomburg, G.,
Gaschromatographische Retentionsdaten und Struktur Chemischer Verbindungen. II. Methylverzweigungen und Doppelbindungen in Offenkettigen Kohlenwasserstoffen,
J. Chromatogr., 1966, 23, 1-17, https://doi.org/10.1016/S0021-9673(01)98652-2
. [all data]
Supelco, 2012
Supelco, CatalogNo. 24160-U,
Petrocol DH Columns. Catalog No. 24160-U, 2012, retrieved from http://www.sigmaaldrich.com/etc/medialib/docs/Supelco/Datasheet/1/w97949.Par.0001.File.tmp/w97949.pdf. [all data]
Zhang, Ding, et al., 2009
Zhang, X.; Ding, L.; Sun, Z.; Song, L.; Sun, T.,
Study on quantitative structure-retention relationships for hydrocarbons in FCC gasoline,
Chromatographia, 2009, 70, 3/4, 511-518, https://doi.org/10.1365/s10337-009-1174-0
. [all data]
Orav, Kailas, et al., 1999
Orav, A.; Kailas, T.; Muurisepp, M.; Kann, J.,
Composition of the oil from waste tires. 1. Fraction boiling at yp to 160 0C,
Proc. Estonian Acad. Sci. Chem., 1999, 48, 1, 30-39. [all data]
Ramnas, Ostermark, et al., 1994
Ramnas, O.; Ostermark, U.; Peterson, G.,
Characterization of sixty alkenes in a cat-cracked gasoline naphtha by gas chromatography,
Chromatographia, 1994, 38, 3/4, 222-226, https://doi.org/10.1007/BF02290340
. [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]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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