Niraparib solid state form
US11524953B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Apr 5, 2021 |
| Grant date | Dec 13, 2022 |
| Priority date | — |
| Expiry date | Apr 5, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C309/30
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to a stabilized anhydrous p-toluenesulfonic acid salt of niraparib, Form A. The present disclosure is also related to processes for the preparation of the stabilized anhydrous p-toluenesulfonic acid salt of niraparib. Further, the present disclosure also relates to pharmaceutical compositions comprising the stabilized anhydrous p-toluenesulfonic acid salt of niraparib and methods for treating disease using the stabilized anhydrous p-toluenesulfonic acid salt of niraparib.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.