4-hydroxybenzomorphans
US8802655B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 31, 2014 |
| Grant date | Aug 12, 2014 |
| Priority date | — |
| Expiry date | Jan 31, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D489/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
4-Hydroxybenzomorphans containing carboxamide or thiocarboxamide at the 3-position are useful as analgesics, anti-diarrheal agents, anticonvulsants, antitussives and anti-addiction medications. A compound of formulais disclosed, as are pharmaceutically acceptable acid addition salts, such as acetic, benzenesulfonic (besylate), benzoic, camphorsulfonic, citric, ethenesulfonic, fumaric, gluconic, glutamic, hydrobromic, hydrochloric, isethionic, lactic, maleic, malic, mandelic, methanesulfonic, mucic, nitric, pamoic, pantothenic, phosphoric, succinic, sulfuric, tartaric acid or p-toluenesulfonic acid salts. These compounds are useful for the treatment of pain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.