Thiazole, 5-ethyl-2,4-dimethyl-
- Formula: C7H11NS
- Molecular weight: 141.234
- IUPAC Standard InChI: InChI=1S/C7H11NS/c1-4-7-5(2)8-6(3)9-7/h4H2,1-3H3
- IUPAC Standard InChIKey: DALUCNUGMDNXET-UHFFFAOYSA-N
- CAS Registry Number: 38205-61-7
- 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-Dimethyl-5-ethylthiazole; 5-Ethyl-2,4-dimethylthiazole
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Options:
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 |
|---|---|---|---|---|
| Active phase | CP-Wax 52CB | Supelcowax-10 | CP-WAX 57CB | CP-WAX 57CB |
| Column length (m) | 50. | 60. | 50. | 50. |
| Carrier gas | He | He | He | |
| Substrate | ||||
| Column diameter (mm) | 0.32 | 0.25 | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | |||
| Tstart (C) | 60. | 35. | 60. | 60. |
| Tend (C) | 220. | 195. | 200. | 200. |
| Heat rate (K/min) | 4. | 2. | 4. | 4. |
| Initial hold (min) | 5. | 5. | 5. | 5. |
| Final hold (min) | 30. | 90. | 10. | 10. |
| I | 1428. | 1443. | 1450. | 1455. |
| Reference | Mahadevan and Farmer, 2006 | Chung, 1999 | Whitfield, Mottram, et al., 1988 | Whitfield, Mottram, et al., 1988 |
| Comment | MSDC-RI | MSDC-RI | 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]
Chung, 1999
Chung, H.Y.,
Volatile components in crabmeats of Charybdis feriatus,
J. Agric. Food Chem., 1999, 47, 6, 2280-2287, https://doi.org/10.1021/jf981027t
. [all data]
Whitfield, Mottram, et al., 1988
Whitfield, F.B.; Mottram, D.S.; Brock, S.; Puckey, D.J.; Salter, L.J.,
Effect of Phospholipid on the Formation of Volatile Heterocyclic Compounds in Heated Aqueous Solutions of Amino Acids and Ribose,
J. Sci. Food Agric., 1988, 42, 3, 261-272, https://doi.org/10.1002/jsfa.2740420309
. [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
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.