Patent · US Expired

4-Benzyloxymethyl-5-[(1-pyrrolidinyl-carbonyl)-methyl]-1,3-cyclopent ylene-diacetate compounds

US4021446A · kind A · utility

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Assignee

Inventors

Key dates

Filing dateOct 9, 1975
Grant dateMay 3, 1977
Priority date
Expiry dateOct 9, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D295/16
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A process for preparing (3,4,5,6)-4-benzyloxymethyl-hexahydro-5-hydroxy-2H-cyclopenta[b]furan-2-on e, a known intermediate for producing prostaglandins from 5,6-dimethylbicyclo[2.2.1]hept-5-en-2-endo-3-endo-dicarboxylic acid anhydride and intermediates in this process.

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