Patent · US Active

Substituted 3-hydroxy-delta-lactones from epoxides

US8530677B2 · kind B2 · utility

4Cited by
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59Claims
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Key dates

Filing dateNov 20, 2009
Grant dateSep 10, 2013
Priority date—
Expiry dateJun 13, 2030

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D405/06
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Catalysts and methods for the carbonylation of epoxides to substituted 3-hydroxy-δ-lactones and β-lactones are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.