Patent · US Active

Method for preparing oligonucleotide

US8569476B2 · kind B2 · utility

1Cited by
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11Claims
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Key dates

Filing dateSep 22, 2009
Grant dateOct 29, 2013
Priority date
Expiry dateJun 11, 2030

Classification

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

Abstract

A method for preparing oligonucleotide comprising reacting the compound of Formula (1) with the compound of Formula (2) in a liquid reaction medium under the condition of condensation reaction to obtain the compound of formula (3) is provided. 1-(2-mesitylenesulfonyl)-3-nitro-1H-1,2,4-triazole (MSNT) is applied as condensing agent. Oligonucleotides synthesized in the liquid reaction medium could be obtained on a large scale.

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