Isobutylamine
- Formula: C4H11N
- Molecular weight: 73.1368
- IUPAC Standard InChI: InChI=1S/C4H11N/c1-4(2)3-5/h4H,3,5H2,1-2H3
- IUPAC Standard InChIKey: KDSNLYIMUZNERS-UHFFFAOYSA-N
- CAS Registry Number: 78-81-9
- 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: 1-Propanamine, 2-methyl-; Monoisobutylamine; Valamine; 1-Amino-2-methylpropane; 2-Methylpropylamine; 3-Methyl-2-propylamine; iso-C4H9NH2; 2-Methyl-1-Aminopropane; 2-Methyl-1-propanamine; UN 1214; i-Butylamine; 2-Methylpropanamine; NSC 8028
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Gas phase thermochemistry 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -23.57 ± 0.13 | kcal/mol | Ccr | Good and Moore, 1970 | ALS |
| ΔfH°gas | -34.44 | kcal/mol | N/A | Lemoult, 1907 | Value computed using ΔfHliquid° value of -178.0 kj/mol from Lemoult, 1907 and ΔvapH° value of 33.9 kj/mol from Good and Moore, 1970.; DRB |
Gas Chromatography
Go To: Top, Gas phase thermochemistry 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 |
|---|---|---|---|---|---|
| Packed | SE-30 | 180. | 600. | Oszczapowicz, Osek, et al., 1984 | N2, Chromosorb W AW; Column length: 3. m |
| Packed | SE-30 | 150. | 605. | Tiess, 1984 | Ar, Gas Chrom Q (80-100 mesh); Column length: 3. m |
| Packed | Apiezon L | 100. | 581. | Zhuravleva, Kapustin, et al., 1976 | N2 or He, Chromosorb G, AW; Column length: 2.7 m |
| Packed | PMS-100 | 130. | 548. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
| Packed | PMS-100 | 150. | 543. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Kovats' RI, polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | PEG-2000 | 120. | 842. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
| Packed | PEG-2000 | 150. | 842. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
| Packed | PEG-2000 | 152. | 860. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
| Packed | PEG-2000 | 179. | 855. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
| Packed | PEG-2000 | 180. | 840. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 591. | Bartelt, 1997 | 30. m/0.32 mm/5. μm, He, 35. C @ 1. min, 10. K/min; Tend: 270. C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 591. | Robacker and Bartelt, 1997 | 30. m/0.32 mm/0.5 μm, He, 35. C @ 1. min, 10. K/min; Tend: 200. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | SPB-1 | 588. | Flanagan, Streete, et al., 1997 | 60. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C |
| Capillary | SPB-1 | 588. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C |
References
Go To: Top, Gas phase thermochemistry data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good and Moore, 1970
Good, W.D.; Moore, R.T.,
Enthalpies of formation of ethylenediamine, 1,2,-propanediamine, 1,2,-butanediamine, 2-methyl-1,2-propanediamine, and isobutylamine C-N and N-F Thermochemical bond energies,
J. Chem. Eng. Data, 1970, 15, 150-154. [all data]
Lemoult, 1907
Lemoult, M.P.,
Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques,
Ann. Chim. Phys., 1907, 12, 395-432. [all data]
Oszczapowicz, Osek, et al., 1984
Oszczapowicz, J.; Osek, J.; Dolecka, E.,
Retention indices of dimethylformamidines, dimethylacetamidines and tetramethylguanidines on a non-polar column,
J. Chromatogr., 1984, 315, 95-100, https://doi.org/10.1016/S0021-9673(01)90727-7
. [all data]
Tiess, 1984
Tiess, D.,
Gaschromatographische Retentionsindices von 125 leicht- bis mittelflüchtigen organischen Substanzen toxikologisch-analytischer Relevanz auf SE-30,
Wiss. Z. Wilhelm-Pieck-Univ. Rostock Math. Naturwiss. Reihe, 1984, 33, 6-9. [all data]
Zhuravleva, Kapustin, et al., 1976
Zhuravleva, I.L.; Kapustin, Yu.P.; Golovnya, P.B.,
Retention indices of some isoaliphatic and heterocyclic nitrogenous bases,
Zh. Anal. Khim., 1976, 31, 1378-1380. [all data]
Anderson, Jurel, et al., 1973
Anderson, A.; Jurel, S.; Shymanska, M.; Golender, L.,
Gas-liquid chromatography of some aliphatic and heterocyclic mono- and pollyfunctional amines. VII. Retention indices of amines in some polar and unpolar stationary phases,
Latv. PSR Zinat. Akad. Vestis Kim. Ser., 1973, 1, 51-63. [all data]
Bartelt, 1997
Bartelt, R.J.,
Calibration of a commercial solid-phase microextraction device for measuring headspace concentrations of organic volatiles,
Anal. Chem., 1997, 69, 3, 364-372, https://doi.org/10.1021/ac960820n
. [all data]
Robacker and Bartelt, 1997
Robacker, D.C.; Bartelt, R.J.,
Chemicals attractive to Mexican fruit fly from Klebsiella pneumoniae and Citrobacter freundii cultures sampled by solid-phase microextraction MICROEXTRACTION,
J. Chem. Ecol., 1997, 23, 12, 2897-2915, https://doi.org/10.1023/A:1022579414233
. [all data]
Flanagan, Streete, et al., 1997
Flanagan, R.J.; Streete, P.J.; Ramsey, J.D.,
Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56, retrieved from http://www.odccp.org/pdf/technicalseries1997-01-011.pdf. [all data]
Strete, Ruprah, et al., 1992
Strete, P.J.; Ruprah, M.; Ramsey, J.D.; Flanagan, R.J.,
Detection and identification of volatile substances by headspace capillary gas chromatography to aid the diagnosis of acute poisoning,
Analyst, 1992, 117, 7, 1111-1127, https://doi.org/10.1039/an9921701111
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Gas Chromatography, References
- Symbols used in this document:
ΔfH°gas Enthalpy of formation of gas at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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