Oxazole, 4,5-dimethyl-
- Formula: C5H7NO
- Molecular weight: 97.1152
- IUPAC Standard InChI: InChI=1S/C5H7NO/c1-4-5(2)7-3-6-4/h3H,1-2H3
- IUPAC Standard InChIKey: YVORRVFKHZLJGZ-UHFFFAOYSA-N
- CAS Registry Number: 20662-83-3
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 4,5-Dimethyloxazole; 5-Methyl-4-methyloxazole
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Van Den Dool and Kratz RI, polar column, temperature ramp
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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
| Column type | Capillary | Capillary |
|---|---|---|
| Active phase | CP-Wax 52CB | DB-Wax |
| Column length (m) | 50. | 60. |
| Carrier gas | He | |
| Substrate | ||
| Column diameter (mm) | 0.32 | 0.25 |
| Phase thickness (μm) | 0.25 | |
| Tstart (C) | 60. | 50. |
| Tend (C) | 220. | 230. |
| Heat rate (K/min) | 4. | 2. |
| Initial hold (min) | 5. | |
| Final hold (min) | 30. | 60. |
| I | 1142. | 1152. |
| Reference | Mahadevan and Farmer, 2006 | Shimoda, Shiratsuchi, et al., 1996 |
| Comment | MSDC-RI | 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.
Mahadevan and Farmer, 2006
Mahadevan, K.; Farmer, L.,
Key Odor Impact Compounds in Three Yeast Extract Pastes,
J. Agric. Food Chem., 2006, 54, 19, 7242-7250, https://doi.org/10.1021/jf061102x
. [all data]
Shimoda, Shiratsuchi, et al., 1996
Shimoda, M.; Shiratsuchi, H.; Nakada, Y.; Wu, Y.; Osajima, Y.,
Identification and sensory characterization of volatile flavor compounds in sesame seed oil,
J. Agric. Food Chem., 1996, 44, 12, 3909-3912, https://doi.org/10.1021/jf960115f
. [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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