Aerobic Self-Esterification of Alcohols Assisted by Mesoporous Manganese and Cobalt Oxide
- Univ. of Connecticut, Storrs, CT (United States); Univ of Connecticut
- Univ. of Connecticut, Storrs, CT (United States)
Aerobic self-esterification of primary alcohols catalyzed by mesoporous metal oxides (manganese and cobalt oxides) is reported under base and solvent free conditions. For a range of aliphatic alcohols, up to 90 % conversions to esters was achieved. The catalytic reaction is likewise applicable to neat aldehydes as substrates with yields of up to 86 %. High pressure batch reaction for ethanol to ethyl acetate led to 22 % yield. Isotope labeling studies indicated decarboxylation on the catalyst surface. Mechanistic and kinetic experiments implicate oxygen rebound and α-carbon removal as intermediate steps. Finally, mesoporous cobalt oxide showed about 20 % higher catalytic activity compared to mesoporous manganese oxide.
- Research Organization:
- Univ. of Connecticut, Storrs, CT (United States)
- Sponsoring Organization:
- USDOE Office of Science (SC), Basic Energy Sciences (BES). Chemical Sciences, Geosciences & Biosciences Division
- Grant/Contract Number:
- FG02-86ER13622
- OSTI ID:
- 1598199
- Alternate ID(s):
- OSTI ID: 1544451
- Journal Information:
- ChemCatChem, Journal Name: ChemCatChem Journal Issue: 15 Vol. 11; ISSN 1867-3880
- Publisher:
- ChemPubSoc EuropeCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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