Patent · US Expired

Carbocyclic nucleosides containing bicyclic rings, oligonucleotides therefrom, process for their preparation, their use and intermediates

US5700920A · kind A · utility

433Cited by
0References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 6, 1995
Grant dateDec 23, 1997
Priority date
Expiry dateJun 6, 2015

Classification

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

Abstract

Compounds of the formulae I and Ia and their racemates ##STR1## in which A is --CH.sub.2 -- or --CH.sub.2 CH.sub.2 --, R.sub.1 is hydrogen or a protective group, R.sub.2 is hydrogen or a protective group or a radical forming a phosphorus-containing nucleotide bridge group and B is a purine or pyrimidine radical or an analogue thereof, can be used as antiviral active ingredients or for the preparation of biologically active oligonucleotides.

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