1-Octanamine, n-octyl-
- Formula: C16H35N
- Molecular weight: 241.4558
- IUPAC Standard InChIKey: LAWOZCWGWDVVSG-UHFFFAOYSA-N
- CAS Registry Number: 1120-48-5
- 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: Dioctylamine; Di-n-octylamine; Rc 5632; di-Normal-octylamine; N-n-Octyl-n-octylamine
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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 | -320.2 ± 2.3 | kJ/mol | Ccr | Steele, Chirico, et al., 1996 |
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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | -407.3 ± 1.9 | kJ/mol | Ccr | Steele, Chirico, et al., 1996 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -10890.9 ± 1.6 | kJ/mol | Ccr | Steele, Chirico, et al., 1996 | ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
507.2 | 298.15 | Steele, Chirico, et al., 1993 | DH |
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:
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 | 570.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 570.65 | K | N/A | Merz and Gasiorowski, 1884 | Uncertainty assigned by TRC = 7. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 300. ± 20. | K | AVG | N/A | Average of 9 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 734. | K | N/A | Steele, Chirico, et al., 1996, 2 | Uncertainty assigned by TRC = 3. K; fitting parameter in Wagner equation for vapor pressure; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 12.60 | bar | N/A | Steele, Chirico, et al., 1996, 2 | Uncertainty assigned by TRC = 3.00 bar; from extrapolation of obs. vapor pressure to Tc; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 0.915 | mol/l | N/A | Steele, Chirico, et al., 1996, 2 | Uncertainty assigned by TRC = 0.083 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 87.1 ± 1.3 | kJ/mol | V | Steele, Chirico, et al., 1996 | ALS |
ΔvapH° | 87.1 | kJ/mol | N/A | Steele, Chirico, et al., 1996 | DRB |
ΔvapH° | 87.1 ± 1.3 | kJ/mol | EB | Steele, Chirico, et al., 1996 | Based on data from 448. to 597. K.; AC |
IR Spectrum
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Gas Phase Spectrum
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Additional Data
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Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Sadtler Research Labs Under US-EPA Contract |
State | gas |
Mass spectrum (electron ionization)
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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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center, 1994 |
NIST MS number | 133445 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), NIST Subscription Links, 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]
Steele, Chirico, et al., 1993
Steele, W.V.; Chirico, R.D.; Knipmeyer, S.E.; Nguyen, A.; Tasker, I.R.,
Determination of ideal gas enthalpies of formation for key compounds the 1991 project results,
DIPPR Project, 1993, 871, NIPER-716. [all data]
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Merz and Gasiorowski, 1884
Merz, V.; Gasiorowski, K.,
Chem. Ber., 1884, 17, 623. [all data]
Steele, Chirico, et al., 1996, 2
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 Dioctylamine, trioctylamine, Phenyl Isocyanate, and 1,4,5,6-Tetrahydropyrimidine,
J. Chem. Eng. Data, 1996, 41, 1269-84. [all data]
Notes
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- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point 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 ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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