The DOI matches its Crossref record; 13 of the 13 references it cites were found in a registry or an index.
Decomposition of Formic Acid under Hydrothermal Conditions
Abstract
The thermal decomposition of formic acid was studied in dilute aqueous solutions and in the absence of added oxygen at temperatures between 320 and 500 °C and pressures between 178 and 303 atm for residence times between 1.4 and 80 s. Under these conditions, the formic acid conversion ranged from 38% to 100%, and the major products were always CO 2 and H 2, which indicates that decarboxylation is the preferred reaction path for formic acid decomposition under hydrothermal conditions. CO also appeared as a product, which shows that a dehydration path is available, but the CO yield was always at least an order of magnitude lower than the yields of CO 2 and H 2 . The kinetics of formic acid disappearance and product formation at temperatures above 320 °C are consistent with a reaction rate law that is first order in formic acid. The implications of the present results to the generally accepted molecular decomposition mechanism are discussed, as are the alternative free-radical, ionic, and surface-catalyzed reaction mechanisms proposed in the literature.
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Cites
Reactions at supercritical conditions: Applications and fundamentals
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Role of water in formic acid decomposition
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Self-citationAquathermolysis: Reactions of Organic Compounds with Superheated Water
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Cited by
Peterson, A. A., Vogel, F., Lachance, R. P., Fröling, M., Antal, Jr., & Tester, J. W. (2008) · Energy & Environmental Science · doi:10.1039/b810100k · Cited by 2,132
Funke, A., & Ziegler, F. (2010) · Biofuels Bioproducts and Biorefining · doi:10.1002/bbb.198 · Cited by 2,001
Hydrothermal processing of microalgae using alkali and organic acids
Ross, A. B., Biller, P., Kubacki, M. L., Li, H., Lea-Langton, A., & Jones, J. M. (2010) · Fuel · doi:10.1016/j.fuel.2010.01.025 · Cited by 617
McCollom, T. M., & Seewald, J. S. (2001) · Geochimica et Cosmochimica Acta · doi:10.1016/s0016-7037(01)00655-x · Cited by 434
Jin, F., & Enomoto, H. (2011) · Energy Environ. Sci. · doi:10.1039/c004268d · Cited by 358
Metadata
- Authors
- Yu, J., & Savage, P. E.
- Venue
- Industrial & Engineering Chemistry Research
- Publisher
- American Chemical Society (ACS)
- Published
- 1998-01-01
- Volume
- 37
- Issue
- 1
- Pages
- 2-10
- ISSN
- 0888-5885 (ISSN-L)
- 1520-5045
- OpenAlex
- W2046297419
- Cited by
- 347
- References
- 13
- FWCI
- 5.07
- Type
- journal article
- Language
- en
- Open access
- closed
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