2-Butanamine, N-(1-methylpropyl)-
- Formula: C8H19N
- Molecular weight: 129.2432
- IUPAC Standard InChI: InChI=1S/C8H19N/c1-5-7(3)9-8(4)6-2/h7-9H,5-6H2,1-4H3
- IUPAC Standard InChIKey: OBYVIBDTOCAXSN-UHFFFAOYSA-N
- CAS Registry Number: 626-23-3
- 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: Di-sec-butylamine; Bis(1-methylpropyl)amine; (sec-C4H9)2NH; MPBA; N-(1-Methylpropyl)-2-butanamine; 1-Propanamine, 1-methyl, N-(1-methylpropyl); Di-sec.-butylamine
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Gas phase thermochemistry data
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -183.6 ± 3.0 | kJ/mol | Ccb | Ribeiro da Silva, Ribeiro da Silva, et al., 1997 |
Condensed phase thermochemistry data
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°liquid | -227.7 ± 2.6 | kJ/mol | Ccb | Ribeiro da Silva, Ribeiro da Silva, et al., 1997 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -5635.8 ± 2.3 | kJ/mol | Ccb | Ribeiro da Silva, Ribeiro da Silva, et al., 1997 |
Phase change data
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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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 44.1 ± 1.5 | kJ/mol | V | Ribeiro da Silva, Ribeiro da Silva, et al., 1997 | ALS |
| ΔvapH° | 44.1 | kJ/mol | N/A | Ribeiro da Silva, Ribeiro da Silva, et al., 1997 | DRB |
| ΔvapH° | 41.3 ± 0.3 | kJ/mol | I | Franks and Watson, 1969 | Based on data from 273. to 333. K.; AC |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Ribeiro da Silva, Ribeiro da Silva, et al., 1997
Ribeiro da Silva, M.A.V.; Ribeiro da Silva, M.D.M.C.; Luisa, M.; Gomes, A.C.N.; Johnson, M.; Pilcher, G.,
Enthalpies of combustion of di-n-propylamine, diisopropylamine, diisobutylamine, and di-sec-butylamine,
J. Chem. Thermodyn., 1997, 29, 1025-1030. [all data]
Franks and Watson, 1969
Franks, F.; Watson, B.,
Calorimetric study of dilute aqueous solutions of dialkylamines: hydration of alkyl groups,
Trans. Faraday Soc., 1969, 65, 2339, https://doi.org/10.1039/tf9696502339
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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