The invention provides a novel myogenesis promotor, a novel muscle atrophy inhibitor, a novel composition or a novel TAZ activator. The myogenesis promotor, the muscle atrophy inhibitor,the composition and the TAZ activator include a composition represented by the following Formula (I) as an active ingredient. In Formula (I), R1 represents a hydrogen atom or an alkyl group; R2 represents an aryl group, a heterocyclic group, an alkyl group or the like; R3 represents -NR5R6 or -N=C-R7; each of R5 and R6 independently represents a hydrogen atom, an alkyl group or the like; R7 represents -NR10R11, an aryl group or a heterocyclic group; R8 represents a hydrogen atom, an alkyl group or the like; R9 represents a hydrogen atom, an alkyl group or the like; each of R10 and R11 independently represents a hydrogen atom, an alkyl group or the like; R4 represents a cyano group or -C(=O)R12; and R12 represents an aryl group, a heterocyclic group, an alkyl group or the like.
本发明提供了一种新型肌生成
促进剂、一种新型肌肉萎缩
抑制剂、一种新型组合物或一种新型
TAZ 激活剂。肌生成
促进剂、肌肉萎缩
抑制剂、组合物和
TAZ 激活剂包括由下式(I)代表的组合物作为活性成分。式(I)中,R1 代表氢原子或烷基;R2 代表芳基、杂环基、烷基或类似物;R3 代表 -NR5R6 或 -N=C-R7;R5 和 R6 各自独立地代表氢原子、烷基或类似物;R7 代表 -NR10R11、芳基或杂环基;R8 代表氢原子、烷基或类似物; R9 代表氢原子、烷基或类似物; R10 和 R11 各自独立地代表氢原子、烷基或类似物; R4 代表
氰基或 -C(=O)R12;以及 R12 代表芳基、杂环基、烷基或类似物。