Patent · US Active

Method for preparing ribonucleoside phosphorothioate

US8859755B2 · kind B2 · utility

44Cited by
0References
12Claims
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Key dates

Filing dateMar 4, 2011
Grant dateOct 14, 2014
Priority date—
Expiry dateNov 17, 2031

Classification

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

Abstract

A method for preparing a phosphorothioate RNA based on the oxazaphospholidine method, wherein cyanoethoxymethyl group is used instead of tert-butyldimethylsilyl group as a protective group of 2′-hydroxyl group of RNA.

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