申请人:UBE INDUSTRIES, LTD.
公开号:US10968238B2
公开(公告)日:2021-04-06
Methods of producing a compound represented by formula (I) or a pharmacologically acceptable salt thereof include:
wherein L1 is an optionally substituted C1-6 alkylene group or the like, L2 is a single bond or the like, L3 is a single bond or the like, R1, R2, and R3 are each independently an optionally substituted C1-4 alkyl group or the like, R4 is a hydrogen atom or the like, and R5 is a hydrogen atom or the like.
生产式(I)代表的化合物或其药理上可接受的盐的方法包括
其中 L1 是任选取代的 C1-6 亚烷基或类似物,L2 是单键或类似物,L3 是单键或类似物,R1、R2 和 R3 各自独立地是任选取代的 C1-4 烷基或类似物,R4 是氢原子或类似物,R5 是氢原子或类似物。