Crystalline salts or co-crystals of 2′,6-difluoro-5′-[3-(1-hydroxy-1-methylethyl)-imidazo[1,2-b] [1,2,4]triazin-7-yl]biphenyl-2-carbonitrile with phosphoric acid as GABAA positive allosteric modulators
US11542263B2 · kind B2 · utility
0Cited by
1References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 2020 |
| Grant date | Jan 3, 2023 |
| Priority date | — |
| Expiry date | Feb 18, 2041 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Described herein are polymorphs comprising 2′,6-difluoro-5′-[3-(1-hydroxy-1-methylethyl)-imidazo[1,2-b][1,2,4]triazin-7-yl]biphenyl-2-carbonitrile (TPA023B) or salts thereof. In one aspect, disclosed herein is a crystalline polymorphic salt or co-crystal of TPA023B with phosphoric acid. Also described herein are methods of making and using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.