The present disclosure relates to: a) a crystalline composition of essentially pure Form IV of N-((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide; b) pharmaceutical compositions comprising the crystalline composition of essentially pure Form IV of N-((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide, and, optionally, a pharmaceutically acceptable carrier; and c) methods of treating a tumor, a cancer, or a Rasopathy disorder by administering the crystalline composition of essentially pure Form IV of N-((R)-2,3-dihydroxypropoxy)-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide to a subject in need thereof.
本公开涉及:a)本质上纯的N-((R)-2,3-二羟基丙
氧基)-3,4-二
氟-2-(2-
氟-4-
碘苯基
氨基)-
苯甲
酰胺的晶体组成;b)包括本质上纯的N-((R)-2,3-二羟基丙
氧基)-3,4-二
氟-2-(2-
氟-4-
碘苯基
氨基)-
苯甲
酰胺的晶体组成和可选的药物接受者载体的制药组合物;以及c)通过向需要该药物的受试者给予本质上纯的N-((R)-2,3-二羟基丙
氧基)-3,4-二
氟-2-(2-
氟-4-
碘苯基
氨基)-
苯甲
酰胺的晶体组成来治疗肿瘤、癌症或Rasopathy障碍的方法。