1-Butanamine
- Formula: C4H11N
- Molecular weight: 73.1368
- IUPAC Standard InChIKey: HQABUPZFAYXKJW-UHFFFAOYSA-N
- CAS Registry Number: 109-73-9
- 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: Butylamine; n-Butylamine; Mono-n-butylamine; Monobutylamine; Norvalamine; 1-Aminobutane; 1-Butylamine; n-C4H9NH2; N-Butylamin; 1-Amino-butaan; 1-Aminobutan; n-Butilamina; Monobutilamina; UN 1125; Norralamine; Butanamine; NSC 8029; Aminobutane (Related)
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
- NIST / TRC Web Thermo Tables, "lite" edition (thermophysical and thermochemical data)
- NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Phase change data
Go To: Top, 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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 351. ± 1. | K | AVG | N/A | Average of 25 out of 27 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 224. | K | N/A | Favier, Rosso, et al., 1981 | Uncertainty assigned by TRC = 0.1 K; TRC |
Tfus | 222.65 | K | N/A | Timmermans and Mattaar, 1921 | Uncertainty assigned by TRC = 0.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 524. | K | N/A | Majer and Svoboda, 1985 | |
Tc | 531.9 | K | N/A | Toczylkin. L.S. and Young, 1980 | Uncertainty assigned by TRC = 0.53 K; TRC |
Tc | 524.15 | K | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 1.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 41.45 | atm | N/A | Toczylkin. L.S. and Young, 1980 | Uncertainty assigned by TRC = 0.4141 atm; Visual; TRC |
Pc | 41.0000 | atm | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 0.015 atm; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 8. ± 1. | kcal/mol | AVG | N/A | Average of 10 values; Individual data points |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
7.603 | 350.2 | N/A | Majer and Svoboda, 1985 | |
8.41 | 313. | I | Belaribi, Belaribi-Boukais, et al., 2000 | Based on data from 298. to 343. K.; AC |
8.29 | 328. | A | Stephenson and Malanowski, 1987 | Based on data from 313. to 350. K.; AC |
8.48 | 311. | EB | Majer, Svoboda, et al., 1979 | Based on data from 296. to 349. K.; AC |
8.29 ± 0.02 | 313. | C | Majer, Svoboda, et al., 1979 | AC |
8.01 ± 0.02 | 323. | C | Majer, Svoboda, et al., 1979 | AC |
7.74 ± 0.02 | 343. | C | Majer, Svoboda, et al., 1979 | AC |
7.43 ± 0.02 | 358. | C | Majer, Svoboda, et al., 1979 | AC |
Enthalpy of vaporization
ΔvapH =
A exp(-βTr) (1 − Tr)β
ΔvapH =
Enthalpy of vaporization (at saturation pressure)
(kcal/mol)
Tr = reduced temperature (T / Tc)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A (kcal/mol) | β | Tc (K) | Reference | Comment |
---|---|---|---|---|---|
298. to 358. | 13.42 | 0.3205 | 524. | Majer and Svoboda, 1985 |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Favier, Rosso, et al., 1981
Favier, R.; Rosso, J.; Carbonnel, L.,
Bull. Soc. Chim. Fr., 1981, 1981, 225. [all data]
Timmermans and Mattaar, 1921
Timmermans, J.; Mattaar, J.F.,
Freezing points of orgainic substances VI. New experimental determinations.,
Bull. Soc. Chim. Belg., 1921, 30, 213. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Toczylkin. L.S. and Young, 1980
Toczylkin. L.S.; Young, C.L.,
Gas-liquid criticl temperatures of mixtures containing electron donors. II. Amine mixtures,
J. Chem. Thermodyn., 1980, 12, 365. [all data]
Glaser and Ruland, 1957
Glaser, F.; Ruland, H.,
Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen,
Chem. Ing. Techn., 1957, 29, 772. [all data]
Belaribi, Belaribi-Boukais, et al., 2000
Belaribi, B.F.; Belaribi-Boukais, G.; Ait Kaci, A.; Jose, J.,
Journal of Thermal Analysis and Calorimetry, 2000, 61, 3, 787-803, https://doi.org/10.1023/A:1010145130024
. [all data]
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]
Majer, Svoboda, et al., 1979
Majer, Vladimír; Svoboda, Václav; Koubek, Josef; Pick, Jirí,
Temperature dependence of heats of vaporization, saturated vapour pressures and cohesive energies for a group of amines,
Collect. Czech. Chem. Commun., 1979, 44, 12, 3521-3528, https://doi.org/10.1135/cccc19793521
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.