Propanal, 2,2-dimethyl-
- Formula: C5H10O
- Molecular weight: 86.1323
- IUPAC Standard InChIKey: FJJYHTVHBVXEEQ-UHFFFAOYSA-N
- CAS Registry Number: 630-19-3
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Pivalaldehyde; α,α-Dimethylpropionaldehyde; Neopentanal; Pivalic aldehyde; Trimethylacetaldehyde; 2,2-Dimethylpropanal; 2,2-Dimethylpropionaldehyde; tert-C4H9CHO; Pivaldehyde; NSC 22043; tert-Valeraldehyde
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Gas phase ion energetics 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 evaluated as indicated in comments:
L - Sharon G. Lias
Data compiled as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C5H10O+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 9.51 ± 0.01 | eV | N/A | N/A | L |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.000521 | EFD | Desfrancois, Abdoul-Carime, et al., 1994 | EA: 0.5 meV. Dipole-bound state.; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.51 | PI | Traeger, 1985 | LBLHLM |
9.50 ± 0.01 | PE | Hernandez, Masclet, et al., 1977 | LLK |
9.51 ± 0.01 | PE | Cocksey, Eland, et al., 1971 | LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H5O+ | 9.64 | C2H5 | PI | Traeger, 1985 | LBLHLM |
De-protonation reactions
C5H9O- + =
By formula: C5H9O- + H+ = C5H10O
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 1621. ± 17. | kJ/mol | G+TS | Noest and Nibbering, 1980 | gas phase; B |
Quantity | Value | Units | Method | Reference | Comment |
ΔrG° | 1594. ± 17. | kJ/mol | IMRB | Noest and Nibbering, 1980 | gas phase; B |
Mass spectrum (electron ionization)
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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 | Japan AIST/NIMC Database- Spectrum MS-NW-5375 |
NIST MS number | 231221 |
Gas Chromatography
Go To: Top, Gas phase ion energetics 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 | HP-1 | 110. | 586.08 | Héberger, Görgényi, et al., 2002 | 50. m/0.32 mm/1.05 μm |
Capillary | HP-1 | 30. | 580.50 | Héberger, Görgényi, et al., 2002 | 50. m/0.32 mm/1.05 μm |
Capillary | HP-1 | 50. | 581.71 | Héberger, Görgényi, et al., 2002 | 50. m/0.32 mm/1.05 μm |
Capillary | HP-1 | 70. | 583.28 | Héberger, Görgényi, et al., 2002 | 50. m/0.32 mm/1.05 μm |
Capillary | HP-1 | 90. | 584.49 | Héberger, Görgényi, et al., 2002 | 50. m/0.32 mm/1.05 μm |
Capillary | HP-1 | 110. | 586. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Capillary | HP-1 | 50. | 582. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Capillary | HP-1 | 70. | 583. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Capillary | HP-1 | 90. | 584. | Héberger and Görgényi, 1999 | 50. m/0.32 mm/1.05 μm, N2 |
Packed | Apiezon L | 120. | 564. | Bogoslovsky, Anvaer, et al., 1978 | Celite 545 |
Packed | Apiezon L | 160. | 575. | Bogoslovsky, Anvaer, et al., 1978 | Celite 545 |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | HP-Innowax | 110. | 835.6 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Capillary | HP-Innowax | 50. | 822.6 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Capillary | HP-Innowax | 70. | 826.7 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Capillary | HP-Innowax | 90. | 831.1 | Héberger and Görgényi, 1999 | 30. m/0.32 mm/0.5 μm |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 809. | Beauchene, Grua-Priol, et al., 2000 | 60. m/0.32 mm/0.5 μm, He, 3. K/min, 160. C @ 5. min; Tstart: 30. C |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-1 | 60. | 582. | Amboni, Junkes, et al., 2002 | |
Packed | Apieson L | 120. | 566. | Kurdina, Markovich, et al., 1969 | not specified, not specified |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SOLGel-Wax | 807. | Johanningsmeier and McFeeters, 2011 | 30. m/0.25 mm/0.25 μm, Helium; Program: 40 0C (2 min) 5 0C/min -> 140 0C 10 0C/min -> 250 0C (3 min) |
Capillary | SOLGel-Wax | 809. | Johanningsmeier and McFeeters, 2011 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
References
Go To: Top, Gas phase ion energetics 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.
Desfrancois, Abdoul-Carime, et al., 1994
Desfrancois, C.; Abdoul-Carime, H.; Khelifa, N.; Schermann, J.P.,
Fork 1/r to 1/r2 Potentials: Electron Exchange between Rydberg Atoms and Polar Molecules,
Phys. Rev. Lett., 1994, 73, 18, 2436, https://doi.org/10.1103/PhysRevLett.73.2436
. [all data]
Traeger, 1985
Traeger, J.C.,
Heat of formation for the propanoyl cation by photoionization mass spectrometry,
Org. Mass Spectrom., 1985, 20, 223. [all data]
Hernandez, Masclet, et al., 1977
Hernandez, R.; Masclet, P.; Mouvier, G.,
Spectroscopie de photoelectrons d'aldehydes et de cetones aliphatiques,
J. Electron Spectrosc. Relat. Phenom., 1977, 10, 333. [all data]
Cocksey, Eland, et al., 1971
Cocksey, B.J.; Eland, J.H.D.; Danby, C.J.,
The effect of alkyl substitution on ionisation potential,
J. Chem. Soc., 1971, (B), 790. [all data]
Noest and Nibbering, 1980
Noest, A.J.; Nibbering, N.M.M.,
Homoconjugation vs. charge dipole stabilization interaction effects in the stabilization of carbanions in the gas phase,
J. Am. Chem. Soc., 1980, 102, 6427. [all data]
Héberger, Görgényi, et al., 2002
Héberger, K.; Görgényi, M.; Kowalska, T.,
Temperature dependence of Kováts indices in gas chromatography revisited,
J. Chromatogr. A, 2002, 973, 1-2, 135-142, https://doi.org/10.1016/S0021-9673(02)01198-6
. [all data]
Héberger and Görgényi, 1999
Héberger, K.; Görgényi, M.,
Principal component analysis of Kováts indices for carbonyl compounds in capillary gas chromatography,
J. Chromatogr., 1999, 845, 1-2, 21-31, https://doi.org/10.1016/S0021-9673(99)00323-4
. [all data]
Bogoslovsky, Anvaer, et al., 1978
Bogoslovsky, Yu.N.; Anvaer, B.I.; Vigdergauz, M.S.,
Chromatographic constants in gas chromatography (in Russian), Standards Publ. House, Moscow, 1978, 192. [all data]
Beauchene, Grua-Priol, et al., 2000
Beauchene, D.; Grua-Priol, J.; Lamer, T.; Demaimay, M.; Quemeneur, F.,
Concentration by pervaporation of aroma compounds from Fucus serratus,
J. Sci. Food Agric., 2000, 75, 451-458. [all data]
Amboni, Junkes, et al., 2002
Amboni, R.D.DeM.C.; Junkes, B. daS.; Yunes, R.A.; Heinzen, V.E.F.,
Quantitative structure-property relationships study of chromatographic retention indices and normal boiling points for oxo compounds using the semi-empirical topological method,
J. Mol. Struct. (Theochem), 2002, 586, 1-3, 71-80, https://doi.org/10.1016/S0166-1280(02)00062-3
. [all data]
Kurdina, Markovich, et al., 1969
Kurdina, Z.G.; Markovich, V.E.; Sakharov, V.M.,
Gas chromatography of cyclic O-containing compounds
in Gas chromatography, Issue # 10, NIITEKhim, Moscow, 1969, 128-133. [all data]
Johanningsmeier and McFeeters, 2011
Johanningsmeier, S.D.; McFeeters, R.F.,
Detection of volatile spoilage metabolites in fermented cucumbers using nontargeted, comprehensive 2-dimensional gas chromatography-time-of-flight mass spectrometry (GCxGCxTOFMS),
J. Food Sci., 2011, 76, 1, c168-c177, https://doi.org/10.1111/j.1750-3841.2010.01918.x
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity IE (evaluated) Recommended ionization energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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