Novel solid forms of tacedinaline (4-(acetylamino)-N-(2-aminophenyl)benzamide), including crystalline tacedinaline Forms A, B, and D, a novel crystalline tacedinaline TFA salt, and amorphous tacedinaline, are disclosed. Pharmaceutical compositions comprising crystalline tacedinaline Forms A, B, and D, the novel crystalline tacedinaline TFA salt, and/or amorphous tacedinaline, and methods of treating various conditions by administering those novel solid forms, are also disclosed.
                            本发明公开了tacedinaline(4-(乙酰
氨基)-N-(2-
氨基苯基)苯甲酰胺)的新型固态形式,包括晶体tacedinaline A、B和D,新型晶体tacedinaline TFA盐和非晶态tacedinaline。本发明还公开了含有晶体tacedinaline A、B和D,新型晶体tacedinaline TFA盐和/或非晶态tacedinaline的药物组合物,并公开了通过给予这些新型固态形式治疗各种疾病的方法。