Quinoline, 4-methyl-
- Formula: C10H9N
- Molecular weight: 143.1852
- 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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Gas phase thermochemistry data
Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes
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 | 38.74 ± 0.76 | kcal/mol | Ccb | Ribeiro da Silva, Matos, et al., 1995 |
Phase change data
Go To: Top, Gas phase thermochemistry data, Mass spectrum (electron ionization), 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° | 16.2 ± 0.43 | kcal/mol | C | Ribeiro da Silva, Matos, et al., 1995 | ALS |
ΔvapH° | 16.2 | kcal/mol | N/A | Ribeiro da Silva, Matos, et al., 1995 | DRB |
ΔvapH° | 16.2 ± 0.43 | kcal/mol | C | Ribeiro da Silva, 1995 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
13.9 | 478. | A,EB | Stephenson and Malanowski, 1987 | Based on data from 463. to 539. K. See also Malanowski, 1961 and Malanowski, 1961, 2.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
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Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
471.73 to 538.97 | 4.30823 | 1877.712 | -102.915 | Malanowski, 1961, 3 | Coefficents calculated by NIST from author's data. |
Mass spectrum (electron ionization)
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 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 | Japan AIST/NIMC Database- Spectrum MS-NW-3763 |
NIST MS number | 228762 |
References
Go To: Top, Gas phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
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, 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, Gas phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), 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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