Solid forms of tofacitinib salts
US9260438B2 · kind B2 · utility
1Cited by
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4Claims
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Key dates
| Filing date | Feb 6, 2015 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Feb 6, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Solid and crystalline forms of tofacitinib hydrochloride and tofacitinib hydrobromide, processes for the preparation thereof and processes for the use thereof in preparing tofacitinib citrate are provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.