Patent · US Expired

Method for making intermediates useful in synthesis of retroviral protease inhibitors

US5583238A · kind A · utility

9Cited by
14References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1994
Grant dateDec 10, 1996
Priority date
Expiry dateDec 16, 2014

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/14
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A synthesis is described for intermediates which are readily amenable to the large scale preparation of hydroxyethylurea-based chiral HIV protease inhibitors. The method includes forming a diastereoselective epoxide from a chiral alpha amino aldehyde.

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