Solid forms of n-tert-butyl-4[[2-(5-chloro-2-hydroxy-phenyl)acetyl]amino]pyridine-2-carboxamide
US12281077B2 · kind B2 · utility
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Key dates
| Filing date | Jan 24, 2022 |
| Grant date | Apr 22, 2025 |
| Priority date | — |
| Expiry date | Jan 17, 2044 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to novel forms of N-tert-Butyl-4-[[2-(5-chloro-2-hydroxy-phenyl)acetyl]amino]pyridine-2-carboxamide (Compound 1). In particular, the invention relates to the Form A and Form B crystalline polymorphs and the amorphous form.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.