Benzaldehyde, 2,4-dimethyl-
- Formula: C9H10O
- Molecular weight: 134.1751
- IUPAC Standard InChIKey: GISVICWQYMUPJF-UHFFFAOYSA-N
- CAS Registry Number: 15764-16-6
- 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: 2,4-Dimethylbenzaldehyde; 2,4-Dimethylbenzenecarboxaldehyde
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Gas phase ion energetics data
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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
View reactions leading to C9H10O+ (ion structure unspecified)
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C7H7+ | 11.2 | ? | EI | Schwarz, Bohlmann, et al., 1973 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, 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 | HP-5 | 1180. | Flamini, Luigi Cioni, et al., 2004 | 30. m/0.25 mm/0.25 μm, N2, 60. C @ 10. min, 5. K/min; Tend: 220. C |
Capillary | DB-5 | 1180. | Flamini, Cioni, et al., 2003 | 30. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 240. C |
Van Den Dool and Kratz RI, polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | CP-Wax 52CB | 1742. | Romeo, Ziino, et al., 2007 | 60. m/0.25 mm/0.25 μm, He; Program: 45C(5min) => 10C/min => 80C => 2C/min => 240C |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | HP-5 MS | 1181. | Radulovic, Blagojevic, 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 MS | 1178. | 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 | OV-101 | 1139. | Misharina, Golovnya, et al., 1991 | 50. m/0.32 mm/0.5 μm, He, 4. K/min; Tstart: 50. C; Tend: 250. C |
Capillary | DB-1 | 1143. | Habu, Flath, et al., 1985 | 3. K/min; Column length: 50. m; Column diameter: 0.32 mm; Tstart: 0. C; Tend: 250. C |
Capillary | DB-1 | 1140. | Habu, Flath, et al., 1985 | 3. K/min; Column length: 50. m; Column diameter: 0.32 mm; Tstart: 50. C; Tend: 250. C |
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SLB-5 MS | 1182. | Mondello, 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
Capillary | SLB-5 MS | 1190. | Mondello, 2012 | 30. m/0.25 mm/0.25 μm, Helium; Program: not specified |
Capillary | HP-5 | 1175. | Dou, Li, et al., 2007 | 30. m/0.32 mm/0.25 μm, He; Program: 40 0C (2 min) 110 0C (2 min) 3 0C/min -> 170 0C (2 min) 4 0C/min -> 220 0C (2 min) 10 0C/min -> 260 0C (5 min) |
Capillary | CP Sil 8 CB | 1217. | Meekijjaroenroj, Bessière, et al., 2007 | 30. m/0.25 mm/0.25 μm, He; Program: 50C(3min) => 3C/min => 100C => 2.7C/min => 140C => 2.4C/min => 180C => 6C/min => 250C |
Normal alkane RI, polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | DB-Wax | 1710. | Alves and Franco, 2003 | 30. m/0.25 mm/0.5 μm, H2, 50. C @ 10. min, 3. K/min, 200. C @ 10. min |
References
Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Schwarz, Bohlmann, et al., 1973
Schwarz, H.; Bohlmann, F.; Vorlaender, W.,
Elektronenstossinduzierte fragmenterung von polymethylbenzaldehyden. III. Bildung und zerfall des formyltropylium-dimethylbenzaldehyd,
Org. Mass Spectrom., 1973, 7, 1005. [all data]
Flamini, Luigi Cioni, et al., 2004
Flamini, G.; Luigi Cioni, P.; Morelli, I.,
Essential oils of Galeopsis pubescens and G. tetrahit from Tuscany (Italy),
Flavour Fragr. J., 2004, 19, 4, 327-329, https://doi.org/10.1002/ffj.1307
. [all data]
Flamini, Cioni, et al., 2003
Flamini, G.; Cioni, P.L.; Morelli, I.; Ceccarini, L.; Andolfi, L.; Macchia, M.,
Composition of the essential oil of Medicago marina L. from the coastal dunes of Tuscany, Italy,
Flavour Fragr. J., 2003, 18, 5, 460-462, https://doi.org/10.1002/ffj.1253
. [all data]
Romeo, Ziino, et al., 2007
Romeo, V.; Ziino, M.; Giuffrrida, D.; Condurso, C.; Verzera, A.,
Flavour profile of capers (Capparis spinosa L.) from the Eolian Archipelago by HS-SPME/GC?MS,
Food Chem., 2007, 101, 3, 1272-1278, https://doi.org/10.1016/j.foodchem.2005.12.029
. [all data]
Radulovic, Blagojevic, et al., 2010
Radulovic, N.; Blagojevic, P.; Palic, R.,
Comparative study of the leaf volatiles of Arctostaphylos uva-ursi (L.) Spreng. and Vaccinium vitis-idaea L. (Ericaceae),
Molecules, 2010, 15, 9, 6168-6185, https://doi.org/10.3390/molecules15096168
. [all data]
Radulovic, Dordevic, et al., 2010
Radulovic, N.; Dordevic, N.; Markovic, M.; Palic, R.,
Volatile constituents of Glechoma Hirsuta Waldst. Kit. and G. Hederacea L. (Lamiaceae),
Bull. Chem. Soc. Ethiop., 2010, 24, 1, 67-76, https://doi.org/10.4314/bcse.v24i1.52962
. [all data]
Misharina, Golovnya, et al., 1991
Misharina, T.A.; Golovnya, R.V.; Charnomskii, V.V.,
Volatile components of boiled shrimp funchalia woodwardi and crab geryon maritae,
Zh. Anal. Khim., 1991, 46, 1421-1429. [all data]
Habu, Flath, et al., 1985
Habu, T.; Flath, R.A.; Mon, T.R.; Morton, J.F.,
Volatile components of Rooibos tea (Aspalathus linearis),
J. Agric. Food Chem., 1985, 33, 2, 249-254, https://doi.org/10.1021/jf00062a024
. [all data]
Mondello, 2012
Mondello, L.,
HS-SPME-GCxGC-MS analysis of Yerba Mate (Ilex paraguariensis)
in Shimadzu GC-GC application compendium of comprehensive 2D GC, Vol. 1-5, Shimadzu Corp., 2012, 1-29. [all data]
Dou, Li, et al., 2007
Dou, H.-L.; Li, C.-M.; Gu, H.-F.; Hao, J.-F.,
Comparative analysis on aromatic components of green tea and fresh green tea beverage using HS-SPME/GC-MS/GC-olfactometry/RI methods,
Journal of Tea Science, 2007, 27, 1, 51-60. [all data]
Meekijjaroenroj, Bessière, et al., 2007
Meekijjaroenroj, A.; Bessière, J.-M.; Anstett, M.-C.,
Chemistry of floral scents in four Licuala species (Arecaceae),
Flavour Fragr. J., 2007, 22, 4, 300-310, https://doi.org/10.1002/ffj.1797
. [all data]
Alves and Franco, 2003
Alves, G.L.; Franco, M.R.B.,
Headspace gas chromatography-mass spectrometry of volatile compounds in murici (Byrsonima crassifolia L. Rich),
J. Chromatogr. A, 2003, 985, 1-2, 297-301, https://doi.org/10.1016/S0021-9673(02)01398-5
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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