FIELD: chemistry.
SUBSTANCE: invention relates to 2-((2-fluoro-4-iodophenyl)amino)-1-methyl-4-((6-methylpyridine-3-group)oxy group)-6-carbonyl-1,6-dihydropyridine-3-formamide p-toluenesulphonate (a compound represented by formula (I)), a crystalline form thereof and a method for production thereof.
EFFECT: crystalline form of compound of formula (I) has good resistance.
7 cl, 2 dwg, 2 tbl, 13 ex
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