Salt form
US11964972B2 · kind B2 · utility
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Key dates
| Filing date | Jun 6, 2019 |
| Grant date | Apr 23, 2024 |
| Priority date | — |
| Expiry date | Mar 22, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Ditosylate salts of N2-(2-ethoxy-4-(4-methyl-4H-1,2,4-triazol-3-yl)phenyl)-6-methyl-N8-neopentylpyrido[3,4-d]pyrimidine-2,8-diamine, and crystalline forms thereof; processes for the preparation of the new salt forms; and their use as therapeutic agents for the treatment and/or prevention of proliferative diseases, such as cancer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.