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Low pressure carbonylation of heterocycles

United States Patent

August 4, 2009
View the Complete Patent at the US Patent & Trademark Office
Heterocycles, e.g., epoxides, are carbonylated at low pressure with high percentage conversion to cyclic, ring expanded products using the catalyst ##STR00001## where L is tetrahydrofuran (THF).
Coates; Geoffrey W. (Ithaca, NY), Kramer; John (Ithaca, NY)
Cornell Research Foundation, Inc. (Ithaca, NY)
11/ 705,528
February 13, 2007
This invention was made at least in part with U.S. Government support under National Science Foundation Grant No. CHE-0243605 and Department of Energy Grant No. DE-FG02-05ER15687 and the National Institutes of Health Chemical Biology Interface (CBI) Training Grant. The U.S. Government has certain rights in the invention.