Benzenamine, 2,4-dimethyl-
- Formula: C8H11N
- Molecular weight: 121.1796
- IUPAC Standard InChIKey: CZZZABOKJQXEBO-UHFFFAOYSA-N
- CAS Registry Number: 95-68-1
- 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: 2,4-Xylidine; m-Xylidine; 1-Amino-2,4-dimethylbenzene; 2,4-Dimethylaniline; 4-Amino-1,3-dimethylbenzene; 4-Amino-1,3-xylene; 2,4-Dimethylbenzeneamine; m-4-Xylidine; Aniline, 2,4-dimethyl-; 2-Methyl-p-toluidine; 2,4-Dimethylbenzenamine; 4-Amino-3-methyltoluene; 4-Methyl-o-toluidine; 2,4-Dimethylphenylamine; 2,4-Xylylamine; NSC 7640
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Gas Chromatography
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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 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 |
---|---|---|---|---|---|
Capillary | DB-1 | 170. | 1167.01 | Kuhn, 2001 | 30. m/0.53 mm/3. μm, He |
Capillary | OV-101 | 150. | 1145.7 | Cha and Lee, 1994 | Column length: 20. m; Column diameter: 0.5 mm |
Capillary | OV-101 | 180. | 1160.7 | Cha and Lee, 1994 | Column length: 20. m; Column diameter: 0.5 mm |
Kovats' RI, polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | Carbowax 20M | 130. | 1960. | Hedin, Thopson, et al., 1972 | N2; Column length: 15.24 m; Column diameter: 0.5 mm |
Packed | PEG-20M | 210. | 1976. | Still, Evans, et al., 1972 | Chromosorb G; Column length: 3. m |
Van Den Dool and Kratz RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-1 | 1123.1 | Sun and Stremple, 2003 | 30. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 40. C; Tend: 325. C |
Capillary | OV-1 | 1137.7 | Gautzsch and Zinn, 1996 | 8. K/min; Tstart: 35. C; Tend: 300. C |
Capillary | DB-5 | 1167. | Rostad and Pereira, 1986 | 30. m/0.26 mm/0.25 μm, He, 50. C @ 4. min, 6. K/min, 300. C @ 20. min |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | Ultra-1 | 1131. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Capillary | Ultra-1 | 1136. | Okumura, 1991 | 25. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 80. C; Tend: 260. C |
Lee's RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-5 | 196.10 | 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, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Kuhn, 2001
Kuhn, E.R.,
Selectivity vs. polarity: the fundamentals of chromatographic separation,
J. Sep. Sci., 2001, 24, 6, 473-476, https://doi.org/10.1002/1615-9314(20010601)24:6<473::AID-JSSC473>3.0.CO;2-Y
. [all data]
Cha and Lee, 1994
Cha, K.-W.; Lee, D.-J.,
Prediction of retention indices of various compounds in gas-liquid chromatography,
J. Korean Chem. Soc., 1994, 38, 2, 108-120, retrieved from http://journal.kcsnet.or.kr/publi/dh/dh94n2/108.pdf. [all data]
Hedin, Thopson, et al., 1972
Hedin, P.A.; Thopson, A.C.; Gueldner, R.C.; Minyard, J.P.,
Volatile constituents of the boll weevil,
J. Insect. Physiol., 1972, 18, 1, 79-86, https://doi.org/10.1016/0022-1910(72)90066-2
. [all data]
Still, Evans, et al., 1972
Still, R.H.; Evans, M.B.; Whitehead, A.,
Thermal Degradation of Polymers. V. Vacuum Pyrolysis of Poly (p-N,N-dimethylaminostyrene) . The Products Volatile at Pyrolysis Temperature, Liquid or Gaseous at Room Temperature,
J. Appl. Polym. Sci., 1972, 16, 12, 3207-3221, https://doi.org/10.1002/app.1972.070161213
. [all data]
Sun and Stremple, 2003
Sun, G.; Stremple, P.,
Retention index characterization of flavor, fragrance, and many other compounds on DB-1 and DB-XLB, 2003, retrieved from http://www.chem.agilent.com/cag/cabu/pdf/b-0279.pdf. [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]
Rostad and Pereira, 1986
Rostad, C.E.; Pereira, W.E.,
Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest,
J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 6, 328-334, https://doi.org/10.1002/jhrc.1240090603
. [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]
Notes
Go To: Top, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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