Benzonitrile, 4-methyl-
- Formula: C8H7N
- Molecular weight: 117.1479
- IUPAC Standard InChI: InChI=1S/C8H7N/c1-7-2-4-8(6-9)5-3-7/h2-5H,1H3
- IUPAC Standard InChIKey: VCZNNAKNUVJVGX-UHFFFAOYSA-N
- CAS Registry Number: 104-85-8
- 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: p-Tolunitrile; p-Cyanotoluene; p-Methylbenzonitrile; p-Toluenenitrile; p-Toluic nitrile; p-Toluonitrile; p-Tolylnitrile; 4-Methylbenzonitrile; 4-Tolunitrile; p-Tolunitril; Nitril kyseliny p-toluylove; 1-Methyl-4-cyanobenzene; 4-Cyanotoluene; 4-Methylcyanobenzene; 4-Toluenkarbonitril; 1-Cyano-4-methylbenzene; NSC 70985
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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
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 490.8 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 491.3 | K | N/A | Wright, 1961 | Uncertainty assigned by TRC = 0.6 K; TRC |
| Tboil | 491.3 | K | N/A | Wright, 1960 | Uncertainty assigned by TRC = 0.5 K; TRC |
| Tboil | 490.75 | K | N/A | Perkin, 1896 | Uncertainty assigned by TRC = 1. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| Tfus | 299.7 | K | N/A | Stephenson, 1994 | Uncertainty assigned by TRC = 1. K; TRC |
| Tfus | 301.55 | K | N/A | Turner and Merry, 1910 | Uncertainty assigned by TRC = 0.5 K; TRC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 377.7 | 0.026 | Aldrich Chemical Company Inc., 1990 | BS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 11.5 | 330. | A | Stephenson and Malanowski, 1987 | Based on data from 315. to 491. K. See also Stull, 1947.; AC |
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.
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]
Wright, 1961
Wright, F.J.,
Influence of temperature on viscosity of nonassociated liquids,
J. Chem. Eng. Data, 1961, 6, 454. [all data]
Wright, 1960
Wright, F.J.,
Latent Heat of Vaporization and Composition,
Recl. Trav. Chim. Pays-Bas, 1960, 79, 784-9. [all data]
Perkin, 1896
Perkin, W.H.,
LXIX. On Magnetic Rotatory Power, especially of Aromatic Compounds,
J. Chem. Soc., 1896, 69, 1025-1257. [all data]
Stephenson, 1994
Stephenson, R.M.,
Mutual Solubility of Water and Nitriles,
J. Chem. Eng. Data, 1994, 39, 225-7. [all data]
Turner and Merry, 1910
Turner, W.E.S.; Merry, E.W.,
The Molecular Complexity in the Liq. State of Tervalent Nitrogen Comp.,
J. Chem. Soc., 1910, 97, 2069. [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]
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]
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, Phase change data, References
- Symbols used in this document:
Tboil Boiling point Tfus Fusion (melting) point ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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