Prophylactic and/or therapeutic agent for anemia comprising tetrahydroquinoline compound as active ingredient
申请人:KOWA COMPANY, LTD.
公开号:US09045423B2
公开(公告)日:2015-06-02
Disclosed is a compound which has a low molecular weight and has an activity of enhancing the production of EPO and/or an activity of enhancing the production of hemoglobin. Specifically disclosed is and EPO production enhancer and/or a hemoglobin production enhancer comprising a 1-acyl-4-(substituted oxy, substituted amino, or substituted thio)-1,2,3,4-tetrahydroquinoline derivative, more specifically a tetrahydroquinoline compound represented by general formula (1) [wherein R1, R2, R2′, R3 and R3′ independently represent a hydrogen atom, a C1-6 alkyl group, or the like; R4, R5, R6, R7, R8, R9 and R10 independently represent a hydrogen atom, a halogen atom, a C1-6 alkyl group, or the like; A represents N—R11, a sulfur atom, or an oxygen atom; R11 represents a hydrogen atom, a C1-6 alkyl group, or the like; B represents a C6-14 aryl group, or a 5- to 10-membered heterocyclic group; and n represents an integer of 0 or 1], a salt of the tetrahydroquinoline compound, or a solvate of the tetrahydroquinoline compound or the salt.
本发明涉及一种具有低分子量的化合物,具有增强EPO生产和/或增强血红蛋白生产的活性。具体公开了一种EPO生产增强剂和/或血红蛋白生产增强剂,包括1-酰基-4-(取代氧基、取代氨基或取代硫基)-1,2,3,4-四氢喹啉衍生物,更具体地,是由通式(1)表示的四氢喹啉化合物[其中R1、R2、R2'、R3和R3'独立地表示氢原子、C1-6烷基或类似物;R4、R5、R6、R7、R8、R9和R10独立地表示氢原子、卤素原子、C1-6烷基或类似物;A表示N-R11、硫原子或氧原子;R11表示氢原子、C1-6烷基或类似物;B表示C6-14芳基或5-至10-成员杂环基;n表示0或1]、该四氢喹啉化合物的盐或该四氢喹啉化合物或其盐的溶剂化物。