Process for the synthesis of oligomeric compounds
US6858715B2 · kind B2 · utility
13Cited by
35References
35Claims
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Key dates
| Filing date | Aug 30, 2002 |
| Grant date | Feb 22, 2005 |
| Priority date | — |
| Expiry date | Aug 30, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Synthetic processes are provided wherein oligomeric compounds are prepared having phosphodiester, phosphorothioate, phosphorodithioate, or other covalent linkages. The oligomers have substantially reduced exocyclic adducts deriving from acrylonitrile or related contaminants.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.