Phenol, 2,3,6-trimethyl-
- Formula: C9H12O
- Molecular weight: 136.1910
- IUPAC Standard InChIKey: QQOMQLYQAXGHSU-UHFFFAOYSA-N
- CAS Registry Number: 2416-94-6
- 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: 2,3,6-Trimethylphenol; 1-Hydroxy-2,3,6-trimethylbenzene
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 354.65 | K | N/A | Baglai, Gurarii, et al., 1988 | Uncertainty assigned by TRC = 0.4 K; TRC |
Tfus | 335. | K | N/A | Gubareva, Bulaeva, et al., 1985 | Uncertainty assigned by TRC = 2. K; TRC |
Tfus | 335.15 | K | N/A | Karr, 1957 | Uncertainty assigned by TRC = 2. K; TRC |
Tfus | 335.45 | K | N/A | Sears and Kitchen, 1949 | Uncertainty assigned by TRC = 1. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 86.7 ± 0.6 | kJ/mol | GS | Verevkin, 1999 | AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
51.1 ± 0.2 | 431. | Baglay, Gurariy, et al., 1988 | Based on data from 359. to 503. K.; AC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
22.05 | 331.2 | Verevkin, 1999 | AC |
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
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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 | RADIAN CORP |
NIST MS number | 70281 |
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
Van Den Dool and Kratz RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | VF-5MS | 1239.3 | Mjøs, Meier, et al., 2006 | 50. m/0.25 mm/0.25 μm, He; Program: 60C(2min) => 30C/min => 100C => 1C/min => |
Capillary | VF-5MS | 1241.9 | Mjøs, Meier, et al., 2006 | 50. m/0.25 mm/0.25 μm, He; Program: 60C(2min) => 30C/min => 100C => 2C/min => |
Capillary | VF-5MS | 1245.7 | Mjøs, Meier, et al., 2006 | 50. m/0.25 mm/0.25 μm, He; Program: 60C(2min) => 30C/min => 100C => 4C/min => |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | TR-1 | 1201. | Gruzdev, Kuzivanov, et al., 2012 | 30. m/0.32 mm/0.25 μm, Helium, 5. K/min; Tstart: 50. C; Tend: 300. C |
Capillary | DB-1 | 1198. | Lee, Lee, et al., 2005 | 60. m/0.32 mm/0.25 μm, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min |
Capillary | DB-1 | 1203. | Lee, Lee, et al., 2005 | 60. m/0.32 mm/0.25 μm, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min |
Capillary | Ultra-1 | 1201. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-FFAP | 2028. | Czerny, Brueckner, et al., 2011 | 30. m/0.32 mm/0.25 μm, Helium, 40. C @ 2. min, 8. K/min, 230. C @ 5. min |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 2031. | Lee, Lee, et al., 2005 | 60. m/0.32 mm/0.25 μm, He; Program: 30C(4min) => 2C/min => 170C(25min) => 10C/min => 210C(10min) |
Capillary | DB-Wax | 2039. | Lee, Lee, et al., 2005 | 60. m/0.32 mm/0.25 μm, He; Program: 30C(4min) => 2C/min => 170C(25min) => 10C/min => 210C(10min) |
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.
Baglai, Gurarii, et al., 1988
Baglai, A.K.; Gurarii, L.L.; Kuleshov, G.G.,
Physical Properties of Compounds Used in Vitamin Synthesis,
J. Chem. Eng. Data, 1988, 33, 512. [all data]
Gubareva, Bulaeva, et al., 1985
Gubareva, A.I.; Bulaeva, N.V.; Gerasimov, P.A.; Gadzhiev, S.N.,
Physicochemical propeties of 2,3,6-trimethylphenol,
Zh. Prikl. Khim. (Leningrad), 1985, 58, 191. [all data]
Karr, 1957
Karr, C.,
, U. S. Bur. Mines, Inform. Circ. IC 7802, 1957. [all data]
Sears and Kitchen, 1949
Sears, W.C.; Kitchen, L.J.,
Infrared Studies of Hindered Phenols,
J. Am. Chem. Soc., 1949, 71, 4110. [all data]
Verevkin, 1999
Verevkin, Sergey P.,
Thermochemistry of phenols: buttress effects in sterically hindered phenols,
The Journal of Chemical Thermodynamics, 1999, 31, 11, 1397-1416, https://doi.org/10.1006/jcht.1999.0466
. [all data]
Baglay, Gurariy, et al., 1988
Baglay, A.K.; Gurariy, L.L.; Kuleshov, G.G.,
Physical properties of compounds used in vitamin synthesis,
J. Chem. Eng. Data, 1988, 33, 512-518. [all data]
Mjøs, Meier, et al., 2006
Mjøs, S.A.; Meier, S.; Boitsov, S.,
Alkylphenol retention indices,
J. Chromatogr. A, 2006, 1123, 1, 98-105, https://doi.org/10.1016/j.chroma.2006.05.002
. [all data]
Gruzdev, Kuzivanov, et al., 2012
Gruzdev, I.V.; Kuzivanov, I.M.; Zenkevich, I.G.; Kondratenok, B.M.,
Gas-chromatographic identification of products formed in iodination of methyl phenols by retention indices,
Rus. J. Appl. Chem., 2012, 85, 9, 1355-1365, https://doi.org/10.1134/S1070427212090108
. [all data]
Lee, Lee, et al., 2005
Lee, K.-G.; Lee, S.-E.; Takeoka, G.R.; Kim, J.-H.; Park, B.-S.,
Antioxidant activity and characterization of volatile constituents of beechwood creosote,
J. Sci. Food Agric., 2005, 85, 9, 1580-1586, https://doi.org/10.1002/jsfa.2156
. [all data]
Okumura, 1991
Okumura, T.,
retention indices of environmental chemicals on methyl silicone capillary column,
Journal of Environmental Chemistry (Japan), 1991, 1, 2, 333-358, https://doi.org/10.5985/jec.1.333
. [all data]
Czerny, Brueckner, et al., 2011
Czerny, M.; Brueckner, R.; Kirchoff, E.; Schmitt, R.; Buettner, A.,
The influence of molecular structure on odor qualities and odor detection thresholds of volatile alkylated phenols,
Chem. Senses, 2011, 1-15, retrieved from http://chemie.oxfordjournals.org. [all data]
Notes
Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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