Propane, 1-ethoxy-2-methyl-
- Formula: C6H14O
- Molecular weight: 102.1748
- IUPAC Standard InChIKey: RQUBQBFVDOLUKC-UHFFFAOYSA-N
- CAS Registry Number: 627-02-1
- 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: Ether, ethyl isobutyl; Ethyl isobutyl ether; Isobutyl ethyl ether; (CH3)2CHCH2OC2H5; 1-Ethoxy-2-methylpropane
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Gas phase ion energetics data
Go To: Top, IR Spectrum, 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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.3 ± 0.1 | EI | Audier, Bouchoux, et al., 1982 | LBLHLM |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H7O+ | 10.3 ± 0.1 | ? | EI | Tsang and Harrison, 1970 | RDSH |
C4H8+ | 9.9 ± 0.1 | C2H6OH | EI | Audier, Bouchoux, et al., 1982 | LBLHLM |
C4H9O+ | 9.5 ± 0.1 | C2H5 | EI | Audier, Bouchoux, et al., 1982 | LBLHLM |
IR Spectrum
Go To: Top, Gas phase ion energetics data, 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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 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 |
State | gas |
Instrument | HP-GC/MS/IRD |
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, IR Spectrum, 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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Due to licensing restrictions, this spectrum cannot be downloaded.
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. |
---|---|
NIST MS number | 1184 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, IR Spectrum, 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 |
---|---|---|---|---|---|
Packed | Squalane | 80. | 628. | Fernández-Sánchez, García-Domínguez, et al., 1987 | H2 |
Packed | Silicon High Vacuum Grease (obsolete) | 170. | 640. | Jonas, Janák, et al., 1966 | H2 |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 646. | Savel'eva, Zenkevich, et al., 2003 | 25. m/0.20 mm/0.33 μm, Helium, 40. C @ 1. min, 5. K/min, 270. C @ 15. min |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Polydimethyl siloxanes | 646. | Zenkevich, Chupalov, et al., 1996 | Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1364. | Moon and Shibamoto, 2009 | 60. m/0.25 mm/0.50 μm, Helium, 40. C @ 5. min, 2. K/min, 210. C @ 70. min |
References
Go To: Top, Gas phase ion energetics data, IR Spectrum, 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.
Audier, Bouchoux, et al., 1982
Audier, H.E.; Bouchoux, G.; Hoppilliard, Y.; Milliet, A.,
The mechanism of formation of [C4H9O]+ ions from isobutyl etyhyl ether,
Org. Mass Spectrom., 1982, 17, 382. [all data]
Tsang and Harrison, 1970
Tsang, C.W.; Harrison, A.G.,
Four-centred rearrangements in the mass spectra of aliphatic ethers,
Org. Mass Spectrom., 1970, 3, 647. [all data]
Fernández-Sánchez, García-Domínguez, et al., 1987
Fernández-Sánchez, E.; García-Domínguez, J.A.; García-Muñoz, J.; Menéndez, V.; Molera, M.J.,
Prediction of gas chromatographic retention indices on binary mixed stationary phases,
An. Quim., 1987, 83, 56-58. [all data]
Jonas, Janák, et al., 1966
Jonas, J.; Janák, J.; Kratochvíl, M.,
Structural investigations with the aid of Kovats retention index system on one (nonpolar) stationary phase,
J. Gas Chromatogr., 1966, 4, 9, 332-335, https://doi.org/10.1093/chromsci/4.9.332
. [all data]
Savel'eva, Zenkevich, et al., 2003
Savel'eva, E.I.; Zenkevich, I.G.; Radilov, A.S.,
Identification the Products of Chemical Neutralization of O-Isobutyl-S-(2-diethylaminoethyl)methylthiophosphonate in the Composition of Bitumen-Salt Matrices,
Zh. Anal. Khim. (Rus.), 2003, 58, 2, 135-145. [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]
Moon and Shibamoto, 2009
Moon, J.-K.; Shibamoto, T.,
Role of roasting conditions in the profile of volatile flavor chemicals formed from coffee beans,
J. Agric. Food Chem., 2009, 57, 13, 5823-5831, https://doi.org/10.1021/jf901136e
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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