2-Mercaptopropanoic acid
- Formula: C3H6O2S
- Molecular weight: 106.144
- IUPAC Standard InChI: InChI=1S/C3H6O2S/c1-2(6)3(4)5/h2,6H,1H3,(H,4,5)
- IUPAC Standard InChIKey: PMNLUUOXGOOLSP-UHFFFAOYSA-N
- CAS Registry Number: 79-42-5
- 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: Thiolactic acid; 2-Mercaptopropionic acid; Propanoic acid, 2-mercapto-; Propionic acid, 2-mercapto-; α-Mercaptopropanoic acid; α-Mercaptopropionic acid; 2-Thiolactic acid; UN 2936; 2-Sulfanylpropanoic acid
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Van Den Dool and Kratz RI, polar column, custom temperature program
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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 | FFAP | FFAP |
| Column length (m) | 30. | 30. |
| Carrier gas | He | He |
| Substrate | ||
| Column diameter (mm) | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.25 |
| Program | 40C (2min) => 40C/min => 60C (5min) => 6C/min => 230C (15min) | 40C (2min) => 40C/min => 60C (5min) => 6C/min => 230C (15min) |
| I | 2130. | 2130. |
| Reference | Hofmann and Schieberle, 1997 | Hofmann and Schieberle, 1995 |
| Comment | MSDC-RI | MSDC-RI |
References
Go To: Top, Van Den Dool and Kratz RI, 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.
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]
Hofmann and Schieberle, 1995
Hofmann, T.; Schieberle, P.,
Evaluation of the key odorants in a thermally treated solution of ribose and cysteine by aroma extract dilution techniques,
J. Agric. Food Chem., 1995, 43, 8, 2187-2194, https://doi.org/10.1021/jf00056a042
. [all data]
Notes
Go To: Top, Van Den Dool and Kratz RI, polar column, custom temperature program, References
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