mercaptoacetaldehyde
- Formula: C2H4OS
- Molecular weight: 76.118
- IUPAC Standard InChI: InChI=1S/C2H4OS/c3-1-2-4/h1,4H,2H2
- IUPAC Standard InChIKey: FLJWVVUJGVNXMZ-UHFFFAOYSA-N
- CAS Registry Number: 4124-63-4
- 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: Acetaldehyde, mercapto-
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Gas phase ion energetics data
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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: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to C2H4OS+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference |
|---|---|---|
| 10.00 ± 0.02 | PI | Watanabe, Nakayama, et al., 1962 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, 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
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 660. | Güntert, Bertram, et al., 1992 | 60. m/0.32 mm/0.25 μm, He, 3. K/min; Tstart: 60. C; Tend: 220. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | CP Sil 5 CB | 658. | Vermeulen and Collin, 2006 | 50. m/0.32 mm/1.2 μm; Program: 40 0C (4 min) 2 0C/min -> 132 0C 10 0C/min -> 250 0C (15 min) |
References
Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J.,
Ionization potentials of some molecules,
J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]
Güntert, Bertram, et al., 1992
Güntert, M.; Bertram, H.-J.; Hopp, R.; Silberzahn, W.; Sommer, H.; Werkhoff, P.,
Thermal generation of flavor compounds from thiamin and various amino acids
in Recent developments in flavor and fragrance chemistry. Proceedings of the 3rd International Haarmann Reimer Symposium, Hopp,R.; Mori,K., ed(s)., VCH Publishers, New York, 1992, 215-240. [all data]
Vermeulen and Collin, 2006
Vermeulen, C.; Collin, S.,
Combinatorial Synthesis and Screening of Nover Odorants such as Polyfunctional Thiols,
Combinatorial Chem. High Throghput Screening, 2006, 9, 8, 583-590, https://doi.org/10.2174/138620706778249712
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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