Permeable membrane mass spectrometry of products of electrochemical oxidation of carboxylate ions
Journal Article
·
· Anal. Chem.; (United States)
The volatile products of Kolbe oxidation of carboxylate ions in water and Me/sub 2/SO solvents have been detected by permeable membrane mass spectrometry (PERMS). Deconvolution of the mass spectral data by factor analysis allows estimation of carbon dioxide, oxygen, and ethane during the course of electrolysis. In water solutions, electrolysis of water occurs in competition with Kolbe oxidation, and it is possible to follow the individual current efficiencies for these two processes as a function of potential. In Me/sub 2/SO solutions, the oxidation of propionate and acetate led to the same products, CO/sub 2/ and ethane, but in different stoichiometric proportions. Efficiencies for ethane production are twice as large for propionate as for acetate. 23 references, 6 figures, 8 tables.
- Research Organization:
- Ohio State Univ., Columbus
- OSTI ID:
- 6458839
- Journal Information:
- Anal. Chem.; (United States), Journal Name: Anal. Chem.; (United States) Vol. 56:2; ISSN ANCHA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400104 -- Spectral Procedures-- (-1987)
400105* -- Separation Procedures
ACETATES
ALKANES
AQUEOUS SOLUTIONS
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON OXIDES
CARBOXYLIC ACID SALTS
CHALCOGENIDES
CHEMICAL ANALYSIS
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
CHEMISTRY
COMPARATIVE EVALUATIONS
DATA
DISPERSIONS
DMSO
ELECTROCHEMISTRY
ELECTROLYSIS
ELEMENTS
ETHANE
EXPERIMENTAL DATA
HYDROCARBONS
INFORMATION
KINETICS
LYSIS
MASS SPECTROSCOPY
MATHEMATICS
MEMBRANE TRANSPORT
MEMBRANES
MIXTURES
NONMETALS
NUMERICAL ANALYSIS
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXIDATION
OXIDES
OXYGEN
OXYGEN COMPOUNDS
QUALITATIVE CHEMICAL ANALYSIS
REACTION KINETICS
SERIES EXPANSION
SOLUTIONS
SPECTROSCOPY
SULFOXIDES
400104 -- Spectral Procedures-- (-1987)
400105* -- Separation Procedures
ACETATES
ALKANES
AQUEOUS SOLUTIONS
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON OXIDES
CARBOXYLIC ACID SALTS
CHALCOGENIDES
CHEMICAL ANALYSIS
CHEMICAL REACTION KINETICS
CHEMICAL REACTIONS
CHEMISTRY
COMPARATIVE EVALUATIONS
DATA
DISPERSIONS
DMSO
ELECTROCHEMISTRY
ELECTROLYSIS
ELEMENTS
ETHANE
EXPERIMENTAL DATA
HYDROCARBONS
INFORMATION
KINETICS
LYSIS
MASS SPECTROSCOPY
MATHEMATICS
MEMBRANE TRANSPORT
MEMBRANES
MIXTURES
NONMETALS
NUMERICAL ANALYSIS
NUMERICAL DATA
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OXIDATION
OXIDES
OXYGEN
OXYGEN COMPOUNDS
QUALITATIVE CHEMICAL ANALYSIS
REACTION KINETICS
SERIES EXPANSION
SOLUTIONS
SPECTROSCOPY
SULFOXIDES