Crystalline forms of 3-(imidazo[1,2-B] pyridazin-3-ylethynyl)-4-methyl-N-{4-[(4-methylpiperazin-1-yl) methyl]-3-(trifluoromethyl)phenyl}benzamide and its mono hydrochloride salt
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United States of America Patent
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Nov 15, 2016
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Dec 12, 2013
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Dec 12, 2012
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Abstract
Novel crystalline forms of 3-(imidazo[1,2-b]pyridazin-3-ylethynyl)-4-methyi-N-{4-[(4-methylpiperazin-1-yl)methyl]-3-(trifluoromethyl)phenyljbenzamide free base and 3-(imidazo[1,2-b]pyridazin-3-ylethynyl)-4-methyi-N-{4-[(4-methyl piperazin-1-yl)methyl]-3-(trifluoromethyl)phenyl}benzamide mono hydrochloride, pharmaceutical compositions thereof and methods of their preparation and use are disclosed herein. The instant application is directed to novel crystalline forms of 3-(imidazo[1,2-b]pyridazin-3-ylethynyl)-4-methyi-N-{4-[(4-methylpiperazin-1-yl)methyl]-3-(trifluoromethyl}phenyl}benzamide and 3-(imidazo[1,2-b]pyridazin-3-ylethynyl)-4-methyi-N-{4-[(4-methylpiperazin-1-yl)methyl]-3-(trifluoromethyl)phenyl}benzamide mono hydrochloride, compositions comprising such crystalline forms, and to methods of their preparation and use.
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