1-Octanamine, N,N-dioctyl-
- Formula: C24H51N
- Molecular weight: 353.6684
- IUPAC Standard InChI: InChI=1S/C24H51N/c1-4-7-10-13-16-19-22-25(23-20-17-14-11-8-5-2)24-21-18-15-12-9-6-3/h4-24H2,1-3H3
- IUPAC Standard InChIKey: XTAZYLNFDRKIHJ-UHFFFAOYSA-N
- CAS Registry Number: 1116-76-3
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Trioctylamine; Alamine 336; Tri-n-octylamine; Tri-N-caprylylamine; Tricaprylamine; Tricaprylylamine; Alamine 336S; Alamine 3365; 336S; Alamine 308; Farmin 08; NSC 11034; TOA
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Gas phase thermochemistry 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 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 | -477. ± 15. | kJ/mol | Ccr | Steele, Chirico, et al., 1996 | ALS |
| ΔfH°gas | -474.8 | kJ/mol | N/A | Lebedeva, 1966 | Value computed using ΔfHliquid° value of -585.3±2.1 kj/mol from Lebedeva, 1966 and ΔvapH° value of 110.5 kj/mol from Steele, Chirico, et al., 1996.; DRB |
Phase change data
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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
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 |
|---|---|---|---|---|---|
| Tboil | 639.2 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 630.15 | K | N/A | Merz and Gasiorowski, 1884 | Uncertainty assigned by TRC = 4. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 238.55 | K | N/A | Ralston, Hoerr, et al., 1944 | Uncertainty assigned by TRC = 1. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 110. ± 15. | kJ/mol | V | Steele, Chirico, et al., 1996 | ALS |
| ΔvapH° | 110.5 | kJ/mol | N/A | Steele, Chirico, et al., 1996 | DRB |
| ΔvapH° | 110.4 ± 1.5 | kJ/mol | EB | Steele, Chirico, et al., 1996 | Based on data from 415. to 536. K.; AC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 70.6 | 520. | A | Stephenson and Malanowski, 1987 | Based on data from 505. to 702. K.; AC |
References
Go To: Top, Gas 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.
Steele, Chirico, et al., 1996
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.; Smith, N.K.; Tasker, I.R.,
Thermodynamic properties and ideal-gas enthalpies of formation for cyclohexene, phthalan (2,5-dihydrobenzo-3,4-furan), isoxazole, octylamine, dioctylamine, trioctylamine, phenyl isocyanate, and 1,4,5,6-tetrahydropyrimidine,
J. Chem. Eng. Data, 1996, 41, 1269-1284. [all data]
Lebedeva, 1966
Lebedeva, N.D.,
Heats of combustion and formation of aliphatic tertiary amine homologues,
Russ. J. Phys. Chem. (Engl. Transl.), 1966, 40, 1465-1467. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Merz and Gasiorowski, 1884
Merz, V.; Gasiorowski, K.,
Chem. Ber., 1884, 17, 623. [all data]
Ralston, Hoerr, et al., 1944
Ralston, A.W.; Hoerr, C.W.; Du Brow, P.L.,
Solubilities of High-Molecular-Weight Symmetrical Normal Aliphatic Tertiary Amines.,
J. Org. Chem., 1944, 9, 259-66. [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]
Notes
Go To: Top, Gas phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔfH°gas Enthalpy of formation of gas at standard conditions 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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