Benzaldehyde, 4-(1-methylethyl)-
- Formula: C10H12O
- Molecular weight: 148.2017
- IUPAC Standard InChI: InChI=1S/C10H12O/c1-8(2)10-5-3-9(7-11)4-6-10/h3-8H,1-2H3
- IUPAC Standard InChIKey: WTWBUQJHJGUZCY-UHFFFAOYSA-N
- CAS Registry Number: 122-03-2
- 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: Benzaldehyde, p-isopropyl-; p-Cumic aldehyde; p-Isopropylbenzaldehyde; Cumaldehyde; Cumic aldehyde; Cuminal; Cuminaldehyde; Cuminic aldehyde; Cuminyl aldehyde; 4-Isopropylbenzaldehyde; p-Cuminic aldehyde; p-Isopropylbenzenecarboxaldehyde; 4-(1-Methylethyl)benzaldehyde; Cumal; 4-iPr-Benzaldehyde; p-(1-methylethyl)benzaldehyde; 4-Isopropylphenylcarboxaldehyde; NSC 4886
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Van Den Dool and Kratz RI, polar column, temperature ramp
Go To: Top, 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
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | BP-20 | BP-20 | BP-20 | Supelcowax-10 | DB-Wax |
| Column length (m) | 50. | 50. | 50. | 30. | 60. |
| Carrier gas | He | He | He | He | N2 |
| Substrate | |||||
| Column diameter (mm) | 0.22 | 0.25 | 0.22 | 0.2 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.2 | 0.25 |
| Tstart (C) | 60. | 60. | 60. | 70. | 70. |
| Tend (C) | 220. | 220. | 220. | 220. | 230. |
| Heat rate (K/min) | 2. | 2. | 2. | 3. | 2. |
| Initial hold (min) | 2. | ||||
| Final hold (min) | 20. | 20. | 20. | 15. | 20. |
| I | 1786. | 1782. | 1779. | 1774. | 1789. |
| Reference | Lesueur, de Rocca Serra, et al., 2007 | Bousmaha, Boti, et al., 2006 | Gonny, Cavaleiro, et al., 2006 | Pinto, Pina-Vaz, et al., 2006 | Choi, 2005 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | RTX-Wax | DB-Wax | DB-Wax | DB-Wax | AT-Wax |
| Column length (m) | 60. | 60. | 30. | 60. | 60. |
| Carrier gas | N2 | He | N2 | He | |
| Substrate | |||||
| Column diameter (mm) | 0.22 | 0.25 | 0.25 | 0.25 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
| Tstart (C) | 60. | 70. | 40. | 70. | 65. |
| Tend (C) | 220. | 230. | 240. | 230. | 250. |
| Heat rate (K/min) | 2. | 2. | 6. | 2. | 2. |
| Initial hold (min) | 2. | 10. | 2. | 10. | |
| Final hold (min) | 20. | 20. | 25. | 20. | 60. |
| I | 1748. | 1794. | 1760. | 1789. | 1747. |
| Reference | Cozzani, Muselli, et al., 2005 | Njoroge, Koaze, et al., 2005 | Varming, Andersen, et al., 2004 | Choi, 2003 | Pino and Marbot, 2001 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
|---|---|---|---|---|---|
| Active phase | DB-Wax | Carbowax 20M | BP-20 | Carbowax 20M | HP-20M |
| Column length (m) | 60. | 25. | 50. | 60. | 50. |
| Carrier gas | N2 | H2 | He | He | He |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.25 | 0.22 | 0.32 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.3 | 0.25 | 0.425 | |
| Tstart (C) | 70. | 50. | 60. | 45. | 60. |
| Tend (C) | 230. | 200. | 230. | 300. | 190. |
| Heat rate (K/min) | 2. | 3. | 2. | 3. | 3. |
| Initial hold (min) | 2. | 1. | 3. | ||
| Final hold (min) | 20. | 20. | 35. | 20. | |
| I | 1785. | 1780. | 1781. | 1771. | 1759. |
| Reference | Choi and Sawamura, 2000 | Bicchi, Rubiolo, et al., 1998 | Mariotti, Costa, et al., 1997 | Mondello, Dugo, et al., 1995 | Chung, Eiserich, et al., 1993 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary |
|---|---|
| Active phase | DB-Wax |
| Column length (m) | 60. |
| Carrier gas | |
| Substrate | |
| Column diameter (mm) | 0.25 |
| Phase thickness (μm) | 0.25 |
| Tstart (C) | 50. |
| Tend (C) | 230. |
| Heat rate (K/min) | 2. |
| Initial hold (min) | 4. |
| Final hold (min) | 30. |
| I | 1781. |
| Reference | Shiratsuchi, Shimoda, et al., 1993 |
| Comment | MSDC-RI |
References
Go To: Top, Van Den Dool and Kratz RI, polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lesueur, de Rocca Serra, et al., 2007
Lesueur, D.; de Rocca Serra, D.; Bighelli, A.; Hoi, T.M.; Ban, N.K.; Thai, T.H.; Casanova, J.,
Chemical composition and antibacterial activity of the essential oil of Michelia foveolata Merryll ex Dandy from Vietnam,
Flavour Fragr. J., 2007, 22, 4, 317-321, https://doi.org/10.1002/ffj.1799
. [all data]
Bousmaha, Boti, et al., 2006
Bousmaha, L.; Boti, J.B.; Bekkara, F.A.; Castola, V.; Casanova, J.,
Infraspecific chemical variability of the essential oil of Lavandula dentata L. from Algeria,
Flavour Fragr. J., 2006, 21, 2, 368-372, https://doi.org/10.1002/ffj.1659
. [all data]
Gonny, Cavaleiro, et al., 2006
Gonny, M.; Cavaleiro, C.; Salgueiro, L.; Casanova, J.,
Analysis of Juniperus communis subsp. alpina needle, berry, wood and root oils by combination of GC, GC/MS and 13C-NMR,
Flavour Fragr. J., 2006, 21, 1, 99-106, https://doi.org/10.1002/ffj.1527
. [all data]
Pinto, Pina-Vaz, et al., 2006
Pinto, E.; Pina-Vaz, C.; Salgueiro, L.; Goncalves, M.J.; Costa-de-Oliveira, S.; Cavaleiro, C.; Palmeira, A.; Rodrigues, A.; Martinez-de-Oliveira, J.,
Antifuncal activity of the essential oil Thymus pulegioides on Candida, Aspergillus and dermatophyte species,
Journal of Medical Microbiology, 2006, 55, 10, 1367-1373, https://doi.org/10.1099/jmm.0.46443-0
. [all data]
Choi, 2005
Choi, H.-S.,
Characteristic odor components of kumquat (Fortunella japonica Swingle) peel oil,
J. Agric. Food Chem., 2005, 53, 5, 1642-1647, https://doi.org/10.1021/jf040324x
. [all data]
Cozzani, Muselli, et al., 2005
Cozzani, S.; Muselli, A.; Desjobert, J.-M.; Bernardini, A.-F.; Tomi, F.; Casanova, J.,
Chemical composition of essential oil of Teucrium polium subsp. capitatum (L.) from Corsica,
Flavour Fragr. J., 2005, 20, 4, 436-441, https://doi.org/10.1002/ffj.1463
. [all data]
Njoroge, Koaze, et al., 2005
Njoroge, S.M.; Koaze, H.; Karanja, P.N.; Sawamura, M.,
Volatile Constituents of Redblush Grapefruit ( Citrus paradisi) and Pummelo ( Citrus grandis) Peel Essential Oils from Kenya,
J. Agric. Food Chem., 2005, 53, 25, 9790-9794, https://doi.org/10.1021/jf051373s
. [all data]
Varming, Andersen, et al., 2004
Varming, C.; Andersen, M.L.; Poll, L.,
Influence of thermal treatment on black currant (Ribes nigrum L.) juice aroma,
J. Agric. Food Chem., 2004, 52, 25, 7628-7636, https://doi.org/10.1021/jf049435m
. [all data]
Choi, 2003
Choi, H.-S.,
Character impact odorants of Citrus Hallabong [(C. unshiu Marcov × C. sinensis Osbeck) × C. reticulata Blanco] cold-pressed peel oil,
J. Agric. Food Chem., 2003, 51, 9, 2687-2692, https://doi.org/10.1021/jf021069o
. [all data]
Pino and Marbot, 2001
Pino, J.A.; Marbot, R.,
Volatile flavor constituents of acerola (Malpighia emarginata DC.) fruit,
J. Agric. Food Chem., 2001, 49, 12, 5880-5882, https://doi.org/10.1021/jf010270g
. [all data]
Choi and Sawamura, 2000
Choi, H.-S.; Sawamura, M.,
Composition of the essential oil of Citrus tamurana Hort. ex Tanaka (Hyuganatsu),
J. Agric. Food Chem., 2000, 48, 10, 4868-4873, https://doi.org/10.1021/jf000651e
. [all data]
Bicchi, Rubiolo, et al., 1998
Bicchi, C.; Rubiolo, P.; Marschall, H.; Weyerstahl, P.; Laurent, R.,
Constituents of Artemisia roxburghiana Besser essential oil,
Flavour Fragr. J., 1998, 13, 1, 40-46, https://doi.org/10.1002/(SICI)1099-1026(199801/02)13:1<40::AID-FFJ688>3.0.CO;2-Z
. [all data]
Mariotti, Costa, et al., 1997
Mariotti, J.P.; Costa, J.; Bianchini, A.; Bernardini, A.F.; Casanova, J.,
Composition and variability of the essential oil of Stachys glutinosa L. from Corsica (France),
Flavour Fragr. J., 1997, 12, 3, 205-209, https://doi.org/10.1002/(SICI)1099-1026(199705)12:3<205::AID-FFJ636>3.0.CO;2-I
. [all data]
Mondello, Dugo, et al., 1995
Mondello, L.; Dugo, P.; Basile, A.; Dugo, G.,
Interactive use of linear retention indices, on polar and apolar columns, with a MS-library for reliable identification of complex mixtures,
J. Microcolumn Sep., 1995, 7, 6, 581-591, https://doi.org/10.1002/mcs.1220070605
. [all data]
Chung, Eiserich, et al., 1993
Chung, T.Y.; Eiserich, J.P.; Shibamoto, T.,
Volatile compounds isolated from edible Korean chamchwi (Aster scaber Thunb),
J. Agric. Food Chem., 1993, 41, 10, 1693-1697, https://doi.org/10.1021/jf00034a033
. [all data]
Shiratsuchi, Shimoda, et al., 1993
Shiratsuchi, H.; Shimoda, M.; Minegishi, Y.; Osajima, Y.,
Isolation and identification of volatile flavor compounds in nonfermented coarse-cut sausage. Flavor as a quality factor of nonfermented sausage. 1,
J. Agric. Food Chem., 1993, 41, 4, 647-652, https://doi.org/10.1021/jf00028a027
. [all data]
Notes
Go To: Top, Van Den Dool and Kratz RI, polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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