2-Propanamine, N-methyl-
- Formula: C4H11N
- Molecular weight: 73.1368
- IUPAC Standard InChIKey: XHFGWHUWQXTGAT-UHFFFAOYSA-N
- CAS Registry Number: 4747-21-1
- 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. - Species with the same structure:
- Other names: Ethylamine, N,1-dimethyl-; Isopropylmethylamine; Methylisopropylamine; N-Methylisopropylamine; 2-Methylaminopropane; N-Isopropylmethylamine
- Information on this page:
- Other data available:
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Phase change data
Go To: Top, Gas phase ion energetics 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 324.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 323.5 | K | N/A | Majer and Svoboda, 1985 | |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 490.7 | K | N/A | Majer and Svoboda, 1985 | |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 7.392 | kcal/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 7.34 ± 0.02 | kcal/mol | C | Petros, Majer, et al., 1979 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
6.862 | 323.5 | N/A | Majer and Svoboda, 1985 | |
7.05 ± 0.02 | 313. | C | Petros, Majer, et al., 1979 | AC |
6.48 ± 0.02 | 343. | C | Petros, Majer, et al., 1979 | AC |
7.39 | 306. | EB | Petros, Majer, et al., 1979 | Based on data from 293. to 319. K.; 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 343. | 12.52 | 0.3465 | 490.7 | Majer and Svoboda, 1985 |
Gas phase ion energetics data
Go To: Top, Phase change data, 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:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C4H11N+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 227.6 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 219.7 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C3H8N+ | 8.71 | CH3 | EI | Lossing, Lam, et al., 1981 | LLK |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [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]
Petros, Majer, et al., 1979
Petros, Libor; Majer, Vladimír; Koubek, Josef; Svoboda, Václav; Pick, Jirí,
Temperature dependence of heats of vaporization, saturated vapour pressures and cohesive energies of secondary amines,
Collect. Czech. Chem. Commun., 1979, 44, 12, 3533-3540, https://doi.org/10.1135/cccc19793533
. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Lossing, Lam, et al., 1981
Lossing, F.P.; Lam, Y.-T.; Maccoll, A.,
Gas phase heats of formation of alkyl immonium ions,
Can. J. Chem., 1981, 59, 2228. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point Tc Critical temperature ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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