Salts and crystal forms of diaza-benzofluoranthrene compounds
US11124506B2 · kind B2 · utility
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37Claims
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Key dates
| Filing date | Aug 3, 2017 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Aug 3, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention discloses to a hydrochloride salt, a citrate salt, a phosphate salt or a sulfate salt of compound 1, the crystal forms of the aforementioned salts, and a preparation method thereof. The present invention also relates their use in the preparation of a medicament for the treatment of cerebral apoplexy or epilepsy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.