Benzene, 1-fluoro-2-methyl-
- Formula: C7H7F
- Molecular weight: 110.1289
- IUPAC Standard InChIKey: MMZYCBHLNZVROM-UHFFFAOYSA-N
- CAS Registry Number: 95-52-3
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Toluene, o-fluoro-; o-Fluorotoluene; 1-Fluoro-2-methylbenzene; 2-Fluorotoluene; ortho-Fluorotoluene; 1-Methyl-2-fluorobenzene; UN 2388; Toluene, 2-fluoro
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Phase change data
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, 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
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 387. | K | N/A | PCR Inc., 1990 | BS |
Tboil | 387.2 | K | N/A | Weast and Grasselli, 1989 | BS |
Reduced pressure boiling point
Tboil (K) | Pressure (atm) | Reference | Comment |
---|---|---|---|
303.2 | 0.034 | Weast and Grasselli, 1989 | BS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
10.0 | 263. | N/A | Dykyj, Svoboda, et al., 1999 | Based on data from 248. to 388. K.; AC |
7.53 | 465. | N/A | Dykyj, Svoboda, et al., 1999 | Based on data from 452. to 531. K.; AC |
9.25 | 310. | A | Stephenson and Malanowski, 1987 | Based on data from 295. to 388. K. See also Potter and Saylor, 1951.; AC |
7.72 | 468. | N/A | Mousa, 1984 | Based on data from 453. to 530. K.; AC |
9.08 | 323. | N/A | Mozhginskay and Kolysko, 1974 | Based on data from 308. to 348. K. See also Boublik, Fried, et al., 1984.; AC |
9.68 | 264. | N/A | Stull, 1947 | Based on data from 248. to 387. K.; 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 |
---|---|---|---|---|---|
249.0 to 387. | 4.25590 | 1457.699 | -44.628 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
2.342 | 210.65 | N/A | Meva'a and Lichanot, 1990 | DH |
2.3 | 210.7 | N/A | Domalski and Hearing, 1996 | AC |
2.3 | 204. | DSC | Ahmed and Eades, 1972 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
11.0 | 210.65 | Meva'a and Lichanot, 1990 | DH |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Gas Chromatography, 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-6411 |
NIST MS number | 231428 |
Gas Chromatography
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: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Packed | Squalane | 100. | 757. | Vernon and Edwards, 1975 | N2, DCMS-treated Celite; Column length: 1. m |
Kovats' RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Packed | Apiezon M | 777.4 | Jalali-Heravi and Garkani-Nejad, 1993 | Chromosorb W; Column length: 2. m; Program: not specified |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SPB-5 | 785. | Engel and Ratel, 2007 | 60. m/0.32 mm/1. μm, 40. C @ 2. min, 3. K/min, 230. C @ 10. min |
Capillary | OV-1 | 763.7 | Gautzsch and Zinn, 1996 | 8. K/min; Tstart: 35. C; Tend: 300. C |
Normal alkane RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-101 | 99.6 | 777. | Tsvetkov, Nesterova, et al., 1987 |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SPB-5 | 783. | Vasta, Ratel, et al., 2007 | 60. m/0.32 mm/1. μm, 40. C @ 5. min, 3. K/min, 230. C @ 5. min |
Capillary | OV-101 | 767. | Zenkevich, 2005 | 25. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Methyl Silicone | 767. | Zenkevich, 1995 | Program: not specified |
References
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [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]
Dykyj, Svoboda, et al., 1999
Dykyj, J.; Svoboda, J.; Wilhoit, R.C.; Frenkel, M.L.; Hall, K.R.,
Vapor Pressure of Chemicals: Part A. Vapor Pressure and Antoine Constants for Hydrocarbons and Sulfur, Selenium, Tellurium and Hydrogen Containing Organic Compounds, Springer, Berlin, 1999, 373. [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]
Potter and Saylor, 1951
Potter, John C.; Saylor, John H.,
The Vapor Pressures and Freezing Points of Some Organic Fluorine Compounds 1,2,
J. Am. Chem. Soc., 1951, 73, 1, 90-91, https://doi.org/10.1021/ja01145a032
. [all data]
Mousa, 1984
Mousa, A.H.N.,
The vapour pressures and saturated vapour volumes of O-fluorotoluene in the temperature range 450--530 K,
Journal of Fluorine Chemistry, 1984, 25, 2, 165-168, https://doi.org/10.1016/S0022-1139(00)80946-X
. [all data]
Mozhginskay and Kolysko, 1974
Mozhginskay, L.V.; Kolysko, L.E.,
Zh. Fiz. Khim., 1974, 48, 1506. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [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]
Meva'a and Lichanot, 1990
Meva'a, L.M.; Lichanot, A.,
Proprietes thermodynamiques en phase condensee des ortho, meta et para fluorotoluene, cresol et toluidine,
Thermochim. Acta, 1990, 158, 335-345. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Ahmed and Eades, 1972
Ahmed, A.M.I.; Eades, R.G.,
Proton magnetic relaxation in toluene and some derivatives,
J. Chem. Soc., Faraday Trans. 2, 1972, 68, 1623, https://doi.org/10.1039/f29726801623
. [all data]
Vernon and Edwards, 1975
Vernon, F.; Edwards, G.T.,
Gas-liquid chromatography on fluorinated stationary phases. I. Hydrocarbons and fluorocarbons,
J. Chromatogr., 1975, 110, 1, 73-80, https://doi.org/10.1016/S0021-9673(00)91212-3
. [all data]
Jalali-Heravi and Garkani-Nejad, 1993
Jalali-Heravi, M.; Garkani-Nejad, Z.,
Prediction of gas chromatographic retention indices of some benzene derivatives,
J. Chromatogr., 1993, 648, 2, 389-393, https://doi.org/10.1016/0021-9673(93)80421-4
. [all data]
Engel and Ratel, 2007
Engel, E.; Ratel, J.,
Correction of the data generated by mass spectrometry analyses of biological tissues: Application to food authentication,
J. Chromatogr. A, 2007, 1154, 1-2, 331-341, https://doi.org/10.1016/j.chroma.2007.02.012
. [all data]
Gautzsch and Zinn, 1996
Gautzsch, R.; Zinn, P.,
Use of incremental models to estimate the retention indexes of aromatic compounds,
Chromatographia, 1996, 43, 3/4, 163-176, https://doi.org/10.1007/BF02292946
. [all data]
Tsvetkov, Nesterova, et al., 1987
Tsvetkov, V.S.; Nesterova, T.N.; Pimerzin, A.A.; Rohznov, A.M.,
Dependence of retention indices of alkyl fluorobenzenes on temperature and structure of sorbates, Abstr. IX All-Union Conference on Gas Chromatography, Kuibyshev State University, Kuibyshev, 1987, 308. [all data]
Vasta, Ratel, et al., 2007
Vasta, V.; Ratel, J.; Engel, E.,
Mass Spectrometry Analysis of Volatile Compounds in Raw Meat for the Authentication of the Feeding Background of Farm Animals,
J. Agric. Food Chem., 2007, 55, 12, 4630-4639, https://doi.org/10.1021/jf063432n
. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Zenkevich, 1995
Zenkevich, I.G.,
Calculation of Gas-Chromatographic Retention Indices from Physico-Chemical Constants of Organic Compounds,
Z. Anal. Chem., 1995, 50, 10, 1048-1056. [all data]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Tboil Boiling point ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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