Prodrugs of Naltrexone, Nalmefene and derivatives thereof
US11130771B2 · kind B2 · utility
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16Claims
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Assignee
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Key dates
| Filing date | Jun 20, 2019 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Jun 20, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/2404
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel structure of an opioid antagonist is provided. One of the exemplary compounds of the present disclosure has the structure of Formula (II). The present disclosure overcomes the discomfort of conventional opioid antagonist due to rapid absorption and improves the patient compliance thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.