Crystal form of Baricitinib and preparation method thereof
US11124517B2 · kind B2 · utility
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9Claims
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Assignee
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Key dates
| Filing date | May 23, 2018 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Aug 10, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present disclosure relates to crystalline forms of Baricitinib and processes for preparation thereof. The present disclosure also relates to pharmaceutical composition containing these crystalline forms and use of these crystalline forms for preparing JAK inhibitor drugs and preparing drugs treating rheumatoid arthritis. The crystalline forms of the present disclosure have one or more improved properties compared with crystalline forms of the prior art and have significant values for future drug optimization and development.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.