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. |