3,4-Dimethoxytoluene
- Formula: C9H12O2
- Molecular weight: 152.1904
- IUPAC Standard InChI: InChI=1S/C9H12O2/c1-7-4-5-8(10-2)9(6-7)11-3/h4-6H,1-3H3
- IUPAC Standard InChIKey: GYPMBQZAVBFUIZ-UHFFFAOYSA-N
- CAS Registry Number: 494-99-5
- 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: Benzene, 1,2-dimethoxy-4-methyl-; Homoveratrole; Toluene, 3,4-dimethoxy-; 1,2-Dimethoxy-4-methylbenzene; 4-Methyl-1,2-dimethoxybenzene; 4-Methylveratrol; 4-Methylveratrole; NSC 7378; Veratrole, 4-methyl-; 1,2-Dimethoxy-4-methyl-benzene (4-methylveratrol); Methyl veratrol
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IR Spectrum
Go To: Top, 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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
Additional Data
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| Owner | NIST Standard Reference Data Program Collection (C) 2018 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
|---|---|
| Origin | Sadtler Research Labs Under US-EPA Contract |
| State | gas |
Gas Chromatography
Go To: Top, IR 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
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-5 | 1230. | Alves, Pinto, et al., 2005 | 30. m/0.25 mm/0.25 μm, H2, 5. K/min, 270. C @ 20. min; Tstart: 35. C |
| Capillary | DB-1 | 1171. | Stashenko, Prada, et al., 1996 | 60. m/0.25 mm/0.25 μm, He, 50. C @ 5. min, 3.5 K/min; Tend: 250. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | VF-5MS | 1246. | Tret'yakov, 2007 | 30. m/0.25 mm/0.25 μm, He; Program: Multi-step temperature program; T(initial)=60C; T(final)=270C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 1195. | 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 | 1204. | 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 | 1198. | Park, Lee, et al., 2004 | 60. m/0.32 mm/0.25 μm, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min |
| Capillary | DB-1 | 1199. | Park, Lee, et al., 2004 | 60. m/0.32 mm/0.25 μm, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min |
| Capillary | DB-1 | 1201. | Park, Lee, et al., 2004 | 60. m/0.32 mm/0.25 μm, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min |
| Capillary | DB-1 | 1204. | Park, Lee, et al., 2004 | 60. m/0.32 mm/0.25 μm, He, 35. C @ 4. min, 2. K/min, 230. C @ 25. min |
| Capillary | DB-1 | 1174. | Stashenko, Torres, et al., 1995 | 60. m/0.25 mm/0.25 μm, He, 50. C @ 5. min, 3.5 K/min; Tend: 250. C |
| Capillary | DB-1 | 1207. | Shiota, 1993 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 5. K/min; Tend: 240. C |
| Capillary | DB-1 | 1208. | Shiota, 1993 | 30. m/0.25 mm/0.25 μm, He, 50. C @ 3. min, 5. K/min; Tend: 240. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | RSL-150 | 1207. | Buchbauer, Nikiforov, et al., 1994 | 60. m/0.32 mm/0.25 μm, He; Program: 30c (1.5min) => 20C/min => 55C => 6C/min => 200C(10min) |
Normal alkane RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | TC-Wax | 1806. | Miyazawa and Okuno, 2003 | He, 4. K/min, 250. C @ 30. min; Column length: 60. m; Column diameter: 0.25 mm; Tstart: 80. C |
| Capillary | PEG-20M | 1807. | Awano, Honda, et al., 1997 | He, 3. K/min; Column length: 60. m; Column diameter: 0.25 mm; Tstart: 70. C; Tend: 210. C |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1798. | 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 | 1806. | 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, IR Spectrum, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Alves, Pinto, et al., 2005
Alves, R.J.V.; Pinto, A.C.; da Costa, A.V.M.; Rezende, C.M.,
Zizyphus mauritiana Lam. (Rhamnaceae) and the chemical composition of its floral fecal odor,
J. Braz. Chem. Soc., 2005, 16, 3B, 654-656, https://doi.org/10.1590/S0103-50532005000400027
. [all data]
Stashenko, Prada, et al., 1996
Stashenko, E.E.; Prada, N.Q.; Martínez, J.R.,
HRGC/FID/NP and HRGC/MSD study of Colombian Ylang-Ylang (Cananga odorata) oils obtained by different extraction techniques,
J. Hi. Res. Chromatogr., 1996, 19, 6, 353-358, https://doi.org/10.1002/jhrc.1240190609
. [all data]
Tret'yakov, 2007
Tret'yakov, K.V.,
Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2007. [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]
Park, Lee, et al., 2004
Park, B.-S.; Lee, K.-G.; Takeoka, G.R.,
Comparison of three sample preparation methods on the recovery of volatiles from taheebo (Tabebuia impetiginosa Martius ex DC),
Flavour Fragr. J., 2004, 19, 4, 287-292, https://doi.org/10.1002/ffj.1345
. [all data]
Stashenko, Torres, et al., 1995
Stashenko, E.E.; Torres, W.; Morales, J.R.M.,
A study of the compositional variation of the essential oil of ylang-ylang (Cananga odorata Hook Fil. et Thomson, forma genuina) during flower development,
J. Hi. Res. Chromatogr., 1995, 18, 2, 101-104, https://doi.org/10.1002/jhrc.1240180206
. [all data]
Shiota, 1993
Shiota, H.,
New esteric components in the volatiles of banana fruit (Musa sapientum L.),
J. Agric. Food Chem., 1993, 41, 11, 2056-2062, https://doi.org/10.1021/jf00035a046
. [all data]
Buchbauer, Nikiforov, et al., 1994
Buchbauer, G.; Nikiforov, A.; Remberg, B.,
Headspace constituents of opium,
Planta Medica, 1994, 60, 2, 181-183, https://doi.org/10.1055/s-2006-959447
. [all data]
Miyazawa and Okuno, 2003
Miyazawa, M.; Okuno, Y.,
Volatile components from the roots of Scrophularia ningpoensis Hemsl.,
Flavour Fragr. J., 2003, 18, 5, 398-400, https://doi.org/10.1002/ffj.1232
. [all data]
Awano, Honda, et al., 1997
Awano, K.; Honda, T.; Ogawa, T.; Suzuki, S.; Matsunaga, Y.,
Volatile components of Phalaenopsis schilleriana Rehb. f.,
Flavour Fragr. J., 1997, 12, 5, 341-344, https://doi.org/10.1002/(SICI)1099-1026(199709/10)12:5<341::AID-FFJ657>3.0.CO;2-L
. [all data]
Notes
Go To: Top, IR Spectrum, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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