Pyridine, 2,4-dimethyl-
- Formula: C7H9N
- Molecular weight: 107.1531
- IUPAC Standard InChIKey: JYYNAJVZFGKDEQ-UHFFFAOYSA-N
- CAS Registry Number: 108-47-4
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 2,4-Lutidine; α,γ-Dimethylpyridine; 2,4-Dimethylpyridine; 2,4-Lutidene
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°liquid | 16.1 | kJ/mol | Ccb | Cox and Gundry, 1958 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -4056.9 | kJ/mol | Ccb | Cox and Gundry, 1958 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 248.50 | J/mol*K | N/A | Steele, Chirico, et al., 1986 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
184.76 | 298.15 | Steele, Chirico, et al., 1986 | T = 10 to 450 K.; DH |
Phase change data
Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 431. ± 2. | K | AVG | N/A | Average of 14 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 209.415 | K | N/A | Steele, Chirico, et al., 1986 | DH |
Tfus | 205.2 | K | N/A | Assal, 1966 | Uncertainty assigned by TRC = 1. K; TRC |
Tfus | 205.25 | K | N/A | Kyte, Jeffery, et al., 1960 | Uncertainty assigned by TRC = 0.5 K; TRC |
Tfus | 209.19 | K | N/A | Coulson, Cox, et al., 1959 | Uncertainty assigned by TRC = 0.03 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 209.35 | K | N/A | Chirico, Hossenlopp, et al., 1994 | Uncertainty assigned by TRC = 0.01 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 647. | K | N/A | Majer and Svoboda, 1985 | |
Tc | 647.15 | K | N/A | Ambrose and Grant, 1957 | Uncertainty assigned by TRC = 1.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 47.49 | kJ/mol | N/A | Majer and Svoboda, 1985 | |
ΔvapH° | 47.5 | kJ/mol | CGC | Chickos, Hosseini, et al., 1995 | Based on data from 323. to 373. K.; AC |
ΔvapH° | 47.78 | kJ/mol | V | Cox, 1960 | ALS |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
38.53 | 431.6 | N/A | Majer and Svoboda, 1985 | |
45.5 | 330. | N/A | Sakoguchi, Ueoka, et al., 1995 | Based on data from 288. to 373. K.; AC |
44.8 | 340. | EB | Steele, Chirico, et al., 1995 | Based on data from 331. to 473. K.; AC |
42.3 | 380. | EB | Steele, Chirico, et al., 1995 | Based on data from 331. to 473. K.; AC |
39.8 | 420. | EB | Steele, Chirico, et al., 1995 | Based on data from 331. to 473. K.; AC |
37.0 | 460. | EB | Steele, Chirico, et al., 1995 | Based on data from 331. to 473. K.; AC |
47.1 | 313. | EB | Lencka, 1990 | Based on data from 298. to 431. K.; AC |
43.5 | 364. | A | Stephenson and Malanowski, 1987 | Based on data from 349. to 433. K. See also Kkykj and Repas, 1973.; AC |
47.5 | 282. | MM | Wisniewska, Lencka, et al., 1986 | Based on data from 267. to 358. K.; AC |
46.5 | 313. | C | Majer, Svoboda, et al., 1985 | AC |
44.6 | 343. | C | Majer, Svoboda, et al., 1985 | AC |
43.9 | 368. | C | Majer, Svoboda, et al., 1985 | AC |
Enthalpy of vaporization
ΔvapH =
A exp(-βTr) (1 − Tr)β
ΔvapH =
Enthalpy of vaporization (at saturation pressure)
(kJ/mol)
Tr = reduced temperature (T / Tc)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A (kJ/mol) | β | Tc (K) | Reference | Comment |
---|---|---|---|---|---|
313. to 368. | 65.85 | 0.3033 | 647. | Majer and Svoboda, 1985 |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
423.54 to 432.97 | 12.53922 | 13550.483 | 649.591 | Coulson, Cox, et al., 1959, 2 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
8.82 | 209.4 | Chirico, Hossenlopp, et al., 1994, 2 | AC |
Gas phase ion energetics data
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C7H9N+ (ion structure unspecified)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 962.9 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 930.8 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
8.85 ± 0.03 | PI | Watanabe, Nakayama, et al., 1962 | RDSH |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References, Notes
Data compiled by: Coblentz Society, Inc.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, UV/Visible spectrum, 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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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-2070 |
NIST MS number | 227867 |
UV/Visible spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, 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 by: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina
Spectrum
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Additional Data
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Download spectrum in JCAMP-DX format.
Source | Andon, Cox, et al., 1954 |
---|---|
Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 937 |
Instrument | Unicam SP 500 |
Melting point | -64 |
Boiling point | 158.5 |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, 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 | C78, Branched paraffin | 130. | 918.7 | Dallos, Sisak, et al., 2000 | He; Column length: 3.3 m |
Packed | C78, Branched paraffin | 130. | 919.5 | Reddy, Dutoit, et al., 1992 | Chromosorb G HP; Column length: 3.3 m |
Capillary | HP-1 | 60. | 911. | Zhang, Li, et al., 1992 | N2; Column length: 25. m; Column diameter: 0.20 mm |
Capillary | HP-1 | 60. | 912. | Zhang, Li, et al., 1992 | N2; Column length: 25. m; Column diameter: 0.20 mm |
Packed | Apolane | 130. | 922. | Dutoit, 1991 | Column length: 3.7 m |
Capillary | SE-30 | 110. | 917. | Samusenko and Golovnya, 1988 | 25. m/0.32 mm/1. μm, He |
Capillary | SE-30 | 80. | 912. | Samusenko and Golovnya, 1988 | 25. m/0.32 mm/1. μm, He |
Capillary | OV-101 | 150. | 924. | Morishita, Morimoto, et al., 1986 | N2; Column length: 20. m; Column diameter: 0.23 mm |
Packed | Apiezon L | 130. | 945. | Shatts, Avots, et al., 1977 | He, Chromosorb W AW-DMCS; Column length: 2.4 m |
Packed | Apolane | 70. | 903.4 | Riedo, Fritz, et al., 1976 | He, Chromosorb; Column length: 2.4 m |
Packed | Apiezon L | 100. | 932. | Zhuravleva, Kapustin, et al., 1976 | N2 or He, Chromosorb G, AW; Column length: 2.7 m |
Packed | PMS-100 | 130. | 928. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PMS-100 | 150. | 918. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PMS-100 | 180. | 916. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | PEG-40M | 110. | 1340. | Golovnya, Samusenko, et al., 1987 | He; Column length: 50. m; Column diameter: 0.3 mm |
Capillary | PEG-40M | 80. | 1322. | Golovnya, Samusenko, et al., 1987 | He; Column length: 50. m; Column diameter: 0.3 mm |
Capillary | PEG-20M | 150. | 1387. | Morishita, Morimoto, et al., 1986 | N2; Column length: 20. m; Column diameter: 0.23 mm |
Packed | PEG-2000 | 150. | 1383. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 152. | 1378. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 180. | 1382. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Packed | PEG-2000 | 200. | 1382. | Anderson, Jurel, et al., 1973 | He, Celite 545 (44-60 mesh); Column length: 3. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-1 | 903.9 | Gautzsch and Zinn, 1996 | 8. K/min; Tstart: 35. C; Tend: 300. C |
Capillary | OV-101 | 917. | Golovnya, Samusenko, et al., 1988 | He, 2. K/min; Column length: 50. m; Column diameter: 0.25 mm; Tstart: 100. C |
Capillary | OV-101 | 916. | Golovnya, Samusenko, et al., 1988 | He, 8. K/min; Column length: 50. m; Column diameter: 0.25 mm; Tstart: 70. C |
Capillary | OV-101 | 916. | Golovnya, Samusenko, et al., 1988 | He, 4. K/min; Column length: 50. m; Column diameter: 0.25 mm; Tstart: 80. C |
Capillary | DB-5 | 932. | Premecz and Ford, 1987 | He, 60. C @ 10. min, 10. K/min, 280. C @ 3. min; Column length: 30. m; Column diameter: 0.32 mm |
Capillary | DB-5 | 925. | Rostad and Pereira, 1986 | 30. m/0.26 mm/0.25 μm, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min |
Van Den Dool and Kratz RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | PEG-40M | 1342. | Golovnya, Samusenko, et al., 1988 | 25. m/0.32 mm/0.80 μm, He, 2. K/min; Tstart: 100. C |
Capillary | PEG-40M | 1345. | Golovnya, Samusenko, et al., 1988 | 25. m/0.32 mm/0.80 μm, He, 8. K/min; Tstart: 70. C |
Capillary | PEG-40M | 1339. | Golovnya, Samusenko, et al., 1988 | 25. m/0.32 mm/0.80 μm, He, 4. K/min; Tstart: 80. C |
Capillary | CAM | 1325. | Premecz and Ford, 1987 | He, 60. C @ 5. min, 5. K/min, 240. C @ 21. min; Column length: 15. m; Column diameter: 0.24 mm |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax 20M | 1334. | Baltes and Bochmann, 1987 | Column length: 50. m; Column diameter: 0.3 mm; Program: not specified |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 MS | 930. | Radulovic, Dordevic, et al., 2010 | 30. m/0.25 mm/0.25 μm, Helium, 5. K/min, 290. C @ 10. min; Tstart: 70. C |
Capillary | HP-5 | 941.3 | Leffingwell and Alford, 2005 | 60. m/0.32 mm/0.25 μm, He, 30. C @ 2. min, 2. K/min, 260. C @ 28. min |
Capillary | HP-5 | 945. | Kubec, Drhová, et al., 1999 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 240. C @ 10. min |
Capillary | HP-5 | 932. | Kubec, Drhová, et al., 1998 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 240. C @ 10. min |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SE-30 | 933. | Li, Gao, et al., 2000 | Program: not specified |
Capillary | Methyl Silicone | 920. | Zenkevich, 1999 | Program: not specified |
Capillary | DB-1 | 908. | Kawai, Ishida, et al., 1991 | 60. m/0.25 mm/0.25 μm; Program: not specified |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-Innowax | 1317. | Kubec, Drhová, et al., 1999 | 30. m/0.25 mm/0.25 μm, He, 40. C @ 3. min, 4. K/min, 190. C @ 10. min |
Capillary | HP-Innowax | 1324. | Kubec, Drhová, et al., 1998 | 30. m/0.25 mm/0.25 μm, N2, 40. C @ 3. min, 4. K/min, 190. C @ 10. min |
Capillary | DB-Wax | 1338. | Umano, Hagi, et al., 1995 | He, 40. C @ 2. min, 2. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tend: 200. C |
Normal alkane RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Carbowax | 1333. | Baltes and Bochmann, 1987, 2 | Program: not specified |
Capillary | Carbowax | 1334. | Baltes and Bochmann, 1987, 2 | Program: not specified |
Capillary | Carbowax | 1334. | Baltes and Bochmann, 1987, 2 | Program: not specified |
Capillary | Carbowax | 1336. | Baltes and Bochmann, 1987, 2 | Program: not specified |
Capillary | Carbowax | 1336. | Baltes and Bochmann, 1987, 2 | Program: not specified |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 145.96 | Rostad and Pereira, 1986 | 30. m/0.26 mm/0.25 μm, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Cox and Gundry, 1958
Cox, J.D.; Gundry, H.A.,
Heats of combustion. Part II. The six lutidines,
J. Chem. Soc., 1958, 1019-1022. [all data]
Steele, Chirico, et al., 1986
Steele, W.V.; Chirico, R.D.; Collier, W.B.; Hossenlopp, I.A.; Nguyen, A.; Strube, M.M.,
Thermochemical and thermophysical properties of organic nitrogen compounds found in fossil materials,
NIPER Report, 1986, 188, 112p. [all data]
Assal, 1966
Assal, F.A.,
Vapour-liquid equilibria in phenol-pyridine base systems,
Bull. Acad. Pol. Sci., Ser. Sci. Chim., 1966, 14, 603. [all data]
Kyte, Jeffery, et al., 1960
Kyte, C.T.; Jeffery, G.H.; Vogel, A.I.,
Physical Properties and Chem. Constitution XXVII. Pyridine Derivatives,
J. Chem. Soc., 1960, 1960, 4454. [all data]
Coulson, Cox, et al., 1959
Coulson, E.A.; Cox, J.D.; Herington, E.F.G.; Martin, J.F.,
The Preparation and Physical Properties of the Pure Lutidines,
J. Chem. Soc., 1959, 1959, 1934. [all data]
Chirico, Hossenlopp, et al., 1994
Chirico, R.D.; Hossenlopp, I.A.; Gammon, B.E.; Knipmeyer, S.E.; Steele, W.V.,
Heat capacities of the six dimethylpyridines between the temperatures 10 K and 445 K and methyl-group rotational barriers in the solid state a,b,
J. Chem. Thermodyn., 1994, 26, 11, 1187, https://doi.org/10.1006/jcht.1994.1138
. [all data]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Ambrose and Grant, 1957
Ambrose, D.; Grant, D.G.,
The Critical Temperatures of Some Hydrocarbons and Pyridine Bases,
Trans. Faraday Soc., 1957, 53, 771. [all data]
Chickos, Hosseini, et al., 1995
Chickos, James S.; Hosseini, Sarah; Hesse, Donald G.,
Determination of vaporization enthalpies of simple organic molecules by correlations of changes in gas chromatographic net retention times,
Thermochimica Acta, 1995, 249, 41-62, https://doi.org/10.1016/0040-6031(95)90670-3
. [all data]
Cox, 1960
Cox, J.D.,
The second virial coefficients, latent heats of vaporization and heats of formation of the lutidines,
Trans. Faraday Soc., 1960, 56, 959. [all data]
Sakoguchi, Ueoka, et al., 1995
Sakoguchi, Akihiro; Ueoka, Ryuichi; Kato, Yasuo; Arai, Yasuhiko,
Vapor Pressures of Alkylpyridines and Alkylpyrazines.,
KAGAKU KOGAKU RONBUNSHU, 1995, 21, 1, 219-223, https://doi.org/10.1252/kakoronbunshu.21.219
. [all data]
Steele, Chirico, et al., 1995
Steele, W.V.; Chirico, R.D.; Nguyen, A.; Knipmeyer, S.E.,
Vapor pressures, high-temperature heat capacities, critical properties, derived thermodynamic functions, and barriers to methyl-group rotation, for the six dimethylpyridines,
The Journal of Chemical Thermodynamics, 1995, 27, 3, 311-334, https://doi.org/10.1006/jcht.1995.0030
. [all data]
Lencka, 1990
Lencka, Malgorzata,
Measurements of the vapour pressures of pyridine, 2-methylpyridine, 2,4-dimethylpyridine, 2,6-dimethylpyridine, and 2,4,6-trimethylpyridine from 0.1 kPa to atmospheric pressure using a modified Swietoslawski ebulliometer,
The Journal of Chemical Thermodynamics, 1990, 22, 5, 473-480, https://doi.org/10.1016/0021-9614(90)90139-H
. [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]
Kkykj and Repas, 1973
Kkykj, J.; Repas, M.,
Petrochemia, 1973, 13, 179. [all data]
Wisniewska, Lencka, et al., 1986
Wisniewska, Barbara; Lencka, Malgorzata; Rogalski, Marek,
Vapour pressures of 2,4-, 2,6-, and 3,5-dimethylpyridine at temperatures from 267 to 360 K,
The Journal of Chemical Thermodynamics, 1986, 18, 8, 703-708, https://doi.org/10.1016/0021-9614(86)90102-3
. [all data]
Majer, Svoboda, et al., 1985
Majer, V.; Svoboda, V.; Lencka, M.,
Enthalpies of vaporization and cohesive energies of dimethylpyridines and trimethylpyridines,
The Journal of Chemical Thermodynamics, 1985, 17, 4, 365-370, https://doi.org/10.1016/0021-9614(85)90133-8
. [all data]
Coulson, Cox, et al., 1959, 2
Coulson, E.A.; Cox, J.D.; Herington, E.F.G.; Martin, J.F.,
The Preparation and Physical Properties of the Pure Lutidines,
J. Chem. Soc., 1959, 1934-1940, https://doi.org/10.1039/jr9590001934
. [all data]
Chirico, Hossenlopp, et al., 1994, 2
Chirico, R.D.; Hossenlopp, I.A.; Gammon, B.E.; Knipmeyer, S.E.; Steele, W.V.,
Heat capacities of the six dimethylpyridines between the temperatures 10 K and 445 K and methyl-group rotational barriers in the solid state a,b,
The Journal of Chemical Thermodynamics, 1994, 26, 11, 1187-1218, https://doi.org/10.1006/jcht.1994.1138
. [all data]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Andon, Cox, et al., 1954
Andon, R.J.L.; Cox, J.D.; Herington, E.F.G.,
The ultra-violet absorption spectra and dissociation constants of certain pyridine bases in aqueous solution,
Trans. Faraday Soc., 1954, 50, 918-927. [all data]
Dallos, Sisak, et al., 2000
Dallos, A.; Sisak, A.; Kulcsár, Z.; Kováts, E.,
Pair-wise interactions by gas chromatography VII. Interaction free enthalpies of solutes with secondary alcohol groups,
J. Chromatogr. A, 2000, 904, 2, 211-242, https://doi.org/10.1016/S0021-9673(00)00908-0
. [all data]
Reddy, Dutoit, et al., 1992
Reddy, K.S.; Dutoit, J.-Cl.; Kovats, E. sz.,
Pair-wise interactions by gas chromatography. I. Interaction free enthalpies of solutes with non-associated primary alcohol groups,
J. Chromatogr., 1992, 609, 1-2, 229-259, https://doi.org/10.1016/0021-9673(92)80167-S
. [all data]
Zhang, Li, et al., 1992
Zhang, M.J.; Li, S.D.; Chen, B.J.,
Compositional studies of high-temperature coal tar by GC/FTIR analysis of light oil fractions,
Chromatographia, 1992, 33, 3/4, 138-146, https://doi.org/10.1007/BF02275894
. [all data]
Dutoit, 1991
Dutoit, J.,
Gas chromatographic retention behaviour of some solutes on structurally similar polar and non-polar stationary phases,
J. Chromatogr., 1991, 555, 1-2, 191-204, https://doi.org/10.1016/S0021-9673(01)87179-X
. [all data]
Samusenko and Golovnya, 1988
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Prediction of the retention indices of methyl pyridines and pyrazines in capillary gas chromatography based on the non-linear additivity of the sorption energy,
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Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest,
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. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), UV/Visible spectrum, Gas Chromatography, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion 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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