Benzylamine
- Formula: C7H9N
- Molecular weight: 107.1531
- IUPAC Standard InChIKey: WGQKYBSKWIADBV-UHFFFAOYSA-N
- CAS Registry Number: 100-46-9
- 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: Benzenemethanamine; α-Aminotoluene; ω-Aminotoluene; (Phenylmethyl)amine; Monobenzylamine; N-Benzylamine; Sumine 2005; (Aminomethyl)benzene; NSC 8046; Phenylmethanamine; 857483-23-9; 858831-93-3
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Gas phase thermochemistry data
Go To: Top, Condensed phase thermochemistry data, 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 | 87.8 ± 2.7 | kJ/mol | Ccb | Carson, Laye, et al., 1977 | ALS |
ΔfH°gas | 56.6 | kJ/mol | N/A | Lemoult, 1907 | Value computed using ΔfHliquid° value of 3.0 kj/mol from Lemoult, 1907 and ΔvapH° value of 53.6 kj/mol from Carson, Laye, et al., 1977.; DRB |
Condensed phase thermochemistry data
Go To: Top, Gas phase thermochemistry data, 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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | 34.2 ± 1.7 | kJ/mol | Ccb | Carson, Laye, et al., 1977 | ALS |
ΔfH°liquid | 3. | kJ/mol | Ccb | Lemoult, 1907 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -4075.0 ± 1.7 | kJ/mol | Ccb | Carson, Laye, et al., 1977 | ALS |
ΔcH°liquid | -4058. | kJ/mol | Ccb | Lemoult, 1907 | ALS |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
207.18 | 298.15 | Nichols and Wads, 1975 | DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed 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
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 | 440. ± 70. | K | AVG | N/A | Average of 6 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 60.16 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 54.6 ± 0.3 | kJ/mol | N/A | Mokbel, Razzouk, et al., 2009 | Based on data from 293. to 362. K.; AC |
ΔvapH° | 54. ± 2. | kJ/mol | V | Carson, Laye, et al., 1977 | ALS |
ΔvapH° | 53.6 | kJ/mol | N/A | Carson, Laye, et al., 1977 | DRB |
Reduced pressure boiling point
Tboil (K) | Pressure (bar) | Reference | Comment |
---|---|---|---|
363.2 | 0.016 | Weast and Grasselli, 1989 | BS |
363. | 0.016 | Buckingham and Donaghy, 1982 | BS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
52.7 ± 0.3 | 328. | N/A | Mokbel, Razzouk, et al., 2009 | Based on data from 293. to 362. K.; AC |
51.8 | 317. | A | Stephenson and Malanowski, 1987 | Based on data from 302. to 458. K. See also Carson, Laye, et al., 1977 and Beersmans and Jungers, 2010.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
302. to 457.7 | 4.8271 | 2003.528 | -41.973 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
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.
Carson, Laye, et al., 1977
Carson, A.S.; Laye, P.G.; Yrekli, M.,
The enthalpy of formation of benzylamine,
J. Chem. Thermodyn., 1977, 9, 827-829. [all data]
Lemoult, 1907
Lemoult, M.P.,
Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques,
Ann. Chim. Phys., 1907, 12, 395-432. [all data]
Nichols and Wads, 1975
Nichols, N.; Wads, I.,
Thermochemistry of solutions of biochemical model compounds. 3. Some benzene derivatives in aqueous solution,
J. Chem. Thermodynam., 1975, 7, 329-336. [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]
Mokbel, Razzouk, et al., 2009
Mokbel, Ilham; Razzouk, Antonio; Sawaya, Terufat; Jose, Jacques,
Experimental Vapor Pressures of 2-Phenylethylamine, Benzylamine, Triethylamine, and cis -2,6-Dimethylpiperidine in the Range between 0.2 Pa and 75 kPa,
J. Chem. Eng. Data, 2009, 54, 3, 819-822, https://doi.org/10.1021/je800603z
. [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]
Buckingham and Donaghy, 1982
Buckingham, J.; Donaghy, S.M.,
Dictionary of Organic Compounds: Fifth Edition, Chapman and Hall, New York, 1982, 1. [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]
Beersmans and Jungers, 2010
Beersmans, J.; Jungers, J.C.,
Synthèse et Étude des Chlorure, Bromure et Iodure de Deutérométhyle,
Bull. Soc. Chim. Belges, 2010, 56, 5-8, 238-250, https://doi.org/10.1002/bscb.19470560506
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Tboil Boiling 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 ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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