Patent · US Expired

Intermediates for the preparation of optically active cyclobutane nucleoside

US5256806A · kind A · utility

2Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 1992
Grant dateOct 26, 1993
Priority date
Expiry dateNov 12, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C2601/04
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Novel intermediates useful in the preparation of the optically active antiviral compound [1R-(1.alpha.,2.beta.,3.alpha.)]-2-amino-9-[2,3-bis(hydroxymethyl)cyclobut yl]-1,9-dihydro-6H-purin-6-one are described.

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