Quinoline, 4-methyl-
- Formula: C10H9N
- Molecular weight: 143.1852
- IUPAC Standard InChI: InChI=1S/C10H9N/c1-8-6-7-11-10-5-3-2-4-9(8)10/h2-7H,1H3
- IUPAC Standard InChIKey: MUDSDYNRBDKLGK-UHFFFAOYSA-N
- CAS Registry Number: 491-35-0
- 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: Lepidine; γ-Methylquinoline; p-Methylquinoline; Cincholepidine; Lepidin; 4-Lepidine; 4-Methylquinoline
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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
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 | 535. ± 6. | K | AVG | N/A | Average of 7 values; Individual data points |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 282.7 | K | N/A | Zegalska, 1968 | Uncertainty assigned by TRC = 0.2 K; TRC |
| Tfus | 282. | K | N/A | Campbell and Schaffner, 1945 | Uncertainty assigned by TRC = 1.5 K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 67.6 ± 1.8 | kJ/mol | C | Ribeiro da Silva, Matos, et al., 1995 | ALS |
| ΔvapH° | 67.6 | kJ/mol | N/A | Ribeiro da Silva, Matos, et al., 1995 | DRB |
| ΔvapH° | 67.6 ± 1.8 | kJ/mol | C | Ribeiro da Silva, 1995 | AC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 58.2 | 478. | A,EB | Stephenson and Malanowski, 1987 | Based on data from 463. - 539. K. See also Malanowski, 1961 and Malanowski, 1961, 2.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 471.73 - 538.97 | 4.31394 | 1877.712 | -102.915 | Malanowski, 1961, 3 | Coefficents calculated by NIST from author's data. |
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.
Zegalska, 1968
Zegalska, B.,
Liquid-Solid Equilibria in Binary Systems Formed by Quinoline,
Bull. Acad. Pol. Sci., Ser. Sci. Chim., 1968, 16, 335-41. [all data]
Campbell and Schaffner, 1945
Campbell, K.N.; Schaffner, I.J.,
The Preparation of 4-Methylquinolines,
J. Am. Chem. Soc., 1945, 67, 86. [all data]
Ribeiro da Silva, Matos, et al., 1995
Ribeiro da Silva, M.A.V.; Matos, M.A.R.; Amaral, L.M.P.F.,
Thermochemical study of 2-,4-,6-, and 8-methylquinoline,
J. Chem. Thermodyn., 1995, 27, 565-574. [all data]
Ribeiro da Silva, 1995
Ribeiro da Silva, M.,
Thermochemical study of 2-, 4-, 6-, and 8-methylquinoline,
The Journal of Chemical Thermodynamics, 1995, 27, 6, 565-574, https://doi.org/10.1006/jcht.1995.0058
. [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]
Malanowski, 1961
Malanowski, S.,
Bull. Acad. Pol. Sci. Ser. Sci. Chim., 1961, 9, 83. [all data]
Malanowski, 1961, 2
Malanowski, S.,
Bull. Acad. Pol. Sci. Ser. Sci. Chim., 1961, 9, 71. [all data]
Malanowski, 1961, 3
Malanowski, S.,
Vapour Pressures and Boiling Temperatures of Some Quinoline Bases,
Bull. Acad. Pol. Sci. Ser. Sci. Chim., 1961, 9, 2, 71-76. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point 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
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