Process for the synthesis of oligomeric compounds
US7199236B2 · kind B2 · utility
5Cited by
35References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2004 |
| Grant date | Apr 3, 2007 |
| Priority date | — |
| Expiry date | Jan 1, 2025 |
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.