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Title: Systems and methods for regioselective carbonylation of 2,2-disubstituted epoxides for the production of alpha,alpha-disubstituted beta-lactones

Patent ·
OSTI ID:2294029

Provided are methods of producing carbonyl compounds (e.g., carbonyl containing compounds) and catalysts for producing carbonyl compounds. Also provided are methods of making polymers from carbonyl compounds and polymers formed from carbonyl compounds. A method may produce carbonyl compounds, such as, for example α,α-disubstituted carbonyl compounds (e.g., α,α-disubstituted β-lactones). The polymers may be produced from α,α-disubstituted β-lactones, which may be produced by a method described herein.

Research Organization:
Cornell Univ., Ithaca, NY (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
FG02-05ER15687
Assignee:
Cornell University (Ithaca, NY)
Patent Number(s):
11,851,416
Application Number:
16/936,322
OSTI ID:
2294029
Resource Relation:
Patent File Date: 07/22/2020
Country of Publication:
United States
Language:
English

References (3)

Synthesis of β-Lactones:  A Highly Active and Selective Catalyst for Epoxide Carbonylation
  • Getzler, Yutan D. Y. L.; Mahadevan, Viswanath; Lobkovsky, Emil B.
  • Journal of the American Chemical Society, Vol. 124, Issue 7, p. 1174-1175 https://doi.org/10.1021/ja017434u
journal February 2002
Synthesis of β-Lactones by the Regioselective, Cobalt and Lewis Acid Catalyzed Carbonylation of Simple and Functionalized Epoxides journal August 2001
Catalytic carbonylation of three and four membered heterocycles patent-application August 2003

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