Crystal form of tipifarnib and method of treatment thereof
US11639341B2 · kind B2 · utility
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5References
24Claims
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Assignee
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Key dates
| Filing date | Dec 23, 2020 |
| Grant date | May 2, 2023 |
| Priority date | — |
| Expiry date | Oct 11, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to novel crystal forms of tipifarnib. Compared with the prior art, the crystal forms of tipifarnib have advantages in crystallinity, hygroscopicity, morphology, form stability and chemical stability. The present invention also relates to the preparation methods of crystal forms of tipifarnib, pharmaceutical composition thereof and their use in preparation for treating and/or preventing abnormal cell growth diseases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.