2-Acetylthiazole
- Formula: C5H5NOS
- Molecular weight: 127.164
- IUPAC Standard InChI: InChI=1S/C5H5NOS/c1-4(7)5-6-2-3-8-5/h2-3H,1H3
- IUPAC Standard InChIKey: MOMFXATYAINJML-UHFFFAOYSA-N
- CAS Registry Number: 24295-03-2
- 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: Ethanone, 1-(2-thiazolyl)-; Ketone, methyl 2-thiazolyl; 1-(1,3-Thiazol-2-yl)ethanone; 2-Acetylthiazol; Thiazole, 2-acetyl; 1-(2-Thiazolyl)ethanone; Methyl 2-thiazolyl ketone; 1-(thiazol-2-yl)ethan-1-one
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Van Den Dool and Kratz RI, non-polar column, custom temperature program
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 | CP-Sil 8CB-MS | DB-5 | BPX-5 | BPX-5 | SE-54 |
| Column length (m) | 60. | 50. | 50. | 50. | 30. |
| Carrier gas | He | He | He | He | |
| Substrate | |||||
| Column diameter (mm) | 0.25 | 0.32 | 0.32 | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.5 | 0.5 | 0.5 | 0.25 |
| Program | 0C(5min) => 40C/min => 40C (2min) => 4C/min => 280C | oC(5min) => 60C/min => 60C (5min) => 4C/min => 250C | 0C(5min) => 40C/min => 40C(2min) => 4C/min => 280C | OC (5min) => 60C/min => 60C(5min) => 4C/min => 250C | 35C(2min) => 40C/min => 50C(5min) => 6C/min => 230C(15min) |
| I | 1027. | 1040. | 1035. | 1038. | 1020. |
| Reference | Elmore, Mottram, et al., 2000 | Parker, Hassell, et al., 2000 | Elmore, Mottram, et al., 1999 | Bredie, Mottram, et al., 1998 | Hofmann and Schieberle, 1998 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | SE-54 | SE-54 | DB-5 |
| Column length (m) | 30. | 30. | 30. |
| Carrier gas | He | He | He |
| Substrate | |||
| Column diameter (mm) | 0.32 | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 | 1.0 |
| Program | 40C (2min) => 40C/min => 50C (5min) => 6C/min => 230C (15min) | 40C (2min) => 40C/min => 50C (2min) => 240C (10min) | 5 0C (0.5 min) -> (1 min) 60 0C (5 min) 4 0C/min -> 250 0C |
| I | 1020. | 1020. | 1015. |
| Reference | Hofmann and Schieberle, 1997 | Münch, Hofmann, et al., 1997 | Beal and Mottram, 1994 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Van Den Dool and Kratz RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Elmore, Mottram, et al., 2000
Elmore, J.S.; Mottram, D.S.; Enser, M.; Wood, J.D.,
The effects of diet and breed on the volatile compounds of cooked lamb,
Meat Sci., 2000, 55, 2, 149-159, https://doi.org/10.1016/S0309-1740(99)00137-0
. [all data]
Parker, Hassell, et al., 2000
Parker, J.K.; Hassell, G.M.E.; Mottram, D.S.; Guy, R.C.E.,
Sensory and instrumental analyses of volatiles generated during the extrusion cooking of oat flours,
J. Agric. Food Chem., 2000, 48, 8, 3497-3506, https://doi.org/10.1021/jf991302r
. [all data]
Elmore, Mottram, et al., 1999
Elmore, J.S.; Mottram, D.S.; Enser, M.; Wood, J.D.,
Effect of the polyunsaturated fatty acid composition of beef muscle on the profile of aroma volatiles,
J. Agric. Food Chem., 1999, 47, 4, 1619-1625, https://doi.org/10.1021/jf980718m
. [all data]
Bredie, Mottram, et al., 1998
Bredie, W.L.P.; Mottram, D.S.; Guy, R.C.E.,
Aroma volatiles generated during extrusion cooking of maize flour,
J. Agric. Food Chem., 1998, 46, 4, 1479-1487, https://doi.org/10.1021/jf9708857
. [all data]
Hofmann and Schieberle, 1998
Hofmann, T.; Schieberle, P.,
Identification of key aroma compounds generated from cysteine and carbohydrates under roasting conditions,
Z. Lebensm. Unters. Forsch. A, 1998, 207, 3, 229-236, https://doi.org/10.1007/s002170050324
. [all data]
Hofmann and Schieberle, 1997
Hofmann, T.; Schieberle, P.,
Identification of potent aroma compounds in thermally treated mixtures of glucose/cysteine and rhamnose/cysteine using aroma extract dilution techniques,
J. Agric. Food Chem., 1997, 45, 3, 898-906, https://doi.org/10.1021/jf960456t
. [all data]
Münch, Hofmann, et al., 1997
Münch, P.; Hofmann, T.; Schieberle, P.,
Comparison of key odorants generated by thermal treatment of commercial and self-prepared yeast extracts: influence of the amino acid composition on odorant formation,
J. Agric. Food Chem., 1997, 45, 4, 1338-1344, https://doi.org/10.1021/jf960658p
. [all data]
Beal and Mottram, 1994
Beal, A.D.; Mottram, D.S.,
Compounds contributing to the characteristic aroma of malted barley,
J. Agric. Food Chem., 1994, 42, 12, 2880-2884, https://doi.org/10.1021/jf00048a043
. [all data]
Notes
Go To: Top, Van Den Dool and Kratz RI, non-polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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