A MEK kinase inhibitor p-toluene sulfonate, a crystalline form thereof, and a process for the preparation thereof are disclosed. Specifically, disclosed (2 (2 fluorine 4 p-iodophenyl) amino) methyl 1 (4 (6 methyl pyridine 3 base) oxy) 6 1,6 two carbonyl hydrogen pyridine 3 formamide tosylate (type (I) the I type crystalline compound), and a preparation method thereof. I type crystals of I compounds have good crystalline stability and chemical stability, and their crystalline solvents are low toxic and low residue, which can be better used in clinical treatment.
【技术实现步骤摘要】
【国外来华专利技术】PCT国内申请,说明书已公开。
【技术保护点】
PCT国内申请,权利要求书已公开。
【技术特征摘要】
【国外来华专利技术】2015.03....
【专利技术属性】
技术研发人员:武乖利,高晓晖,边林,贾君磊,
申请(专利权)人:江苏恒瑞医药股份有限公司,
类型:发明
国别省市:江苏,32
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