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

US9493470B2 · kind B2 · utility

Assignee

• Ariad Pharmaceuticals, Inc. · US

Inventors

• Christopher K. Murray · Lexington, US
• Leonard W. Rozamus · Andover, US
• John J. Chaber · Westford, US
• Pradeep Sharma · Westford, US

Key dates

• Filing date: Dec 12, 2013
• Grant date: Nov 15, 2016
• Expiry date: Dec 12, 2033

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07B2200/13
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

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.