Patent · US Expired

Process for the preparation of isosorbide-5-mononitrate

US4713466A · kind A · utility

2Cited by
1References
10Claims
0Family size

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Key dates

Filing dateMay 12, 1986
Grant dateDec 15, 1987
Priority date
Expiry dateMay 12, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D493/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A selective process for the preparation of isosorbide-5-mononitrate (I) ##STR1## from isosorbide-2,5-dinitrate (II) ##STR2## Said preparation is carried out by treating isosorbide-2,5-dinitrate with a suitable reduction system in the presence of not easily oxidizable coordinating metal ions.

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