Patent · US Expired

Process for enzymatic production of isomerically pure isosorbide-2 and 5-monoesters and their conversion to isosorbide-2 and -5 nitrate

US5538891A · kind A · utility

15Cited by
1References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 4, 1994
Grant dateJul 23, 1996
Priority date
Expiry dateFeb 4, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S435/931
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Process for the enzymatic production of isomerically pure compounds having the general formulae I and II ##STR1## in which the substituents R have the meanings stated in the claims, as well as their use for the production of isomerically pure isosorbide-2-nitrate having the formula V and isosorbide-5-nitrate having the formula VI, ##STR2## which are both important as therapeutic agents for coronary diseases.

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