Patent · US Expired

Hydroxy amino dicarboxylic acids and esters

US4454332A · kind A · utility

2Cited by
2References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 7, 1982
Grant dateJun 12, 1984
Priority date
Expiry dateJun 7, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/55
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a process for the stereocontrolled total synthesis of thienamycin from acetone dicarboxylate via intermediate II: ##STR1## wherein R is a readily removable carboxyl protecting group.

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