Tricyclo-DNA nucleoside precursors and processes for preparing the same
US12319667B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Jan 17, 2019 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Apr 9, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07H21/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for preparing tc-DNA nucleoside precursors, the resulting tc-DNA nucleosides, and oligonucleotides comprising such tc-DNA nucleosides. In an embodiment of the invention, the process includes use of a carbene precursor. In an embodiment, the invention includes processes for preparing a tc-DNA nucleoside precursor of Formula (I), Formula (II), Formula (III), Formula (IV), Formula (V) or Formula (VI).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.