Synthetic method for the preparation of a 3-[5-amino-4-(3-cyanobenzoyl)-pyrazol compound
US11649213B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Sep 26, 2019 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Dec 19, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D231/38
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided is a process for preparing a compound, comprising the steps of a) Reacting a compound of Formula A (Formula A) with the compound 3 (3) to provide the compound 5 (5) or a salt or solvate thereof, wherein R is a linear or branched C1-C5 alkyl. Further provided is the compound 5 or a salt or solvate thereof. (5) The use of these compounds in the synthesis of 3-[5-Amino-4-(3-Cyanobenzoyl)-Pyrazol-1-yl]-N-Cyclopropyl-4-Methylbenzamide is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.