Preparation of .alpha.,.beta.-unsaturated carboxylic acids and esters
Patent
·
OSTI ID:871845
- Durham, NC
- Cary, NC
- Kingsport, TN
Disclosed is a process for the preparation of .alpha.,.beta.-unsaturated carboxylic acids and esters thereof which comprises contacting formaldehyde or a source of formaldehyde with a carboxylic acid, ester or anhydride in the presence of a catalyst comprising an oxide of niobium.
- Research Organization:
- RTI International, Research Triangle Park, NC (United States)
- DOE Contract Number:
- AC22-94PC94065
- Assignee:
- Eastman Chemical Company (Kingsport, TN)
- Patent Number(s):
- US 5808148
- OSTI ID:
- 871845
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
preparation
alpha
beta
-unsaturated
carboxylic
acids
esters
disclosed
process
comprises
contacting
formaldehyde
source
acid
ester
anhydride
presence
catalyst
comprising
oxide
niobium
-unsaturated carboxylic
comprises contacting
carboxylic acids
catalyst comprising
carboxylic acid
contacting formaldehyde
/999/
alpha
beta
-unsaturated
carboxylic
acids
esters
disclosed
process
comprises
contacting
formaldehyde
source
acid
ester
anhydride
presence
catalyst
comprising
oxide
niobium
-unsaturated carboxylic
comprises contacting
carboxylic acids
catalyst comprising
carboxylic acid
contacting formaldehyde
/999/