Crystalline form alpha of IPI-145 and preparation method thereof
US10196395B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Feb 1, 2016 |
| Grant date | Feb 5, 2019 |
| Priority date | — |
| Expiry date | Feb 1, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present disclosure relates to crystalline Form α of a compound of formula (I) used for preparing a blood-cancer drug and preparation method thereof. The crystalline Form α in the present disclosure has better stability, and its solubility and hygroscopicity meet the requirements of medical use. Form α has simple preparation method and low manufacturing cost, and provides great value to future optimization and development of this drug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.