[Problem]
A novel and excellent compound which is useful as an agent for preventing and/or treating rejection reactions in various organ transplantations, allergy diseases, autoimmune diseases, and hematologic tumor, and based on a PI3Kδ selective inhibitory action and/or an IL-2 production inhibitory action and/or a B cell proliferation inhibitory action (including an activation inhibitory action).
[Means for Solution]
The present inventors have investigated a compound having a PI3Kδ selective inhibitory action and/or an IL-2 production inhibitory action and/or a B cell proliferation inhibitory action (including an activation inhibitory action), and have found that the heterocyclic compound of the present invention has a PI3Kδ selective inhibitory action and/or and IL-2 production inhibitory action and/or a B cell proliferation inhibitory action (including an activation inhibitory action), thereby completing the present invention.
问题
一种新型优良化合物,可作为预防和/或治疗各种器官移植、过敏性疾病、自身免疫性疾病和血液肿瘤中排异反应的药物,该化合物基于
PI3Kδ选择性抑制作用和/或I
L-2产生抑制作用和/或B细胞增殖抑制作用(包括活化抑制作用)。
[解决方法]
本发明人研究了一种具有
PI3Kδ选择性抑制作用和/或I
L-2产生抑制作用和/或B细胞增殖抑制作用(包括活化抑制作用)的化合物,发现本发明的
杂环化合物具有
PI3Kδ选择性抑制作用和/或I
L-2产生抑制作用和/或B细胞增殖抑制作用(包括活化抑制作用),从而完成了本发明。