Arsenous acid, trimethyl ester
- Formula: C3H9AsO3
- Molecular weight: 168.0234
- IUPAC Standard InChI: InChI=1S/C3H9AsO3/c1-5-4(6-2)7-3/h1-3H3
- IUPAC Standard InChIKey: JQWDUIXUOQTLKR-UHFFFAOYSA-N
- CAS Registry Number: 6596-95-8
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Trimethyl arsenite; Arsenious acid (H3AsO3), trimethyl ester; Trimethoxyarsine; As(OCH3)3
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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: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 7.93 | EI | Preiss, 1974 | |
| 9.73 | PE | Cowley, Lattman, et al., 1977 | Vertical value |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| CH2OAs+ | 13.88 | ? | EI | Preiss, 1974 | |
| CH3OAs+ | 10.63 | ? | EI | Preiss, 1974 | |
| CH4OAs+ | 13.48 | ? | EI | Preiss, 1974 | |
| C2H5O2As+ | 8.98 | CH3OH | EI | Preiss, 1974 | |
| C2H6O2As+ | 10.03 | CH3O | EI | Preiss, 1974 | |
| C2H7O2As+ | 8.80 | CH2O | EI | Preiss, 1974 |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Preiss, 1974
Preiss, H.,
Die Massenspektren einiger arsen- und arsenigsaureester. Kinetische untersuchung ihres fragmentierungsverhaltens,
Z. Anorg. Allg. Chem., 1974, 404, 175. [all data]
Cowley, Lattman, et al., 1977
Cowley, A.H.; Lattman, M.; Montag, R.A.; Verkade, J.G.,
The coordination behavior of acyclic phosphites; a UV photoelectron spectroscopic study,
Inorg. Chim. Acta, 1977, 25, 151. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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