申请人:REVIRAL LIMITED
公开号:US11141406B2
公开(公告)日:2021-10-12
Benzimidazole derivatives of formula (I): (Formula (I)) wherein: R1 is —(CH2)m—R7, (Formula (II)) or (Formula (III)); R2 is H, halo, —(CH2)m—NH2, —(CH2)n—C(═NH)—NH2 or —(CH2)n—NH—(CH2)m—NHR9; R3 is H, F or Cl; each of R4, R5 and R6 is independently H or F; R7 is C1-C6 alkyl, CF3, —SO2R11, —NH—(CH2)2—(NH)r—R8, —NH—CH(R8R9) or a group of the following formula (A): (Formula (A)): W is —(CH2)m—, —CH2—O—CH2—, —CH2—S—CH2—, —(CH2)r—S(O)2—CH2— or —(CH2)r—NR8—CH2—; m is an integer of 1 to 3; n is 1 or 2; p is 1 and V is CH; or p is 0 and V is N; q is 0 or 1; r is 0 or 1; R8 is H, —SO2R11, —SO2CF3, —COR11, —C(O)OR11, —CON(R9)2 or —(CH2)nSO2R11; R9 is H or C1-C6 alkyl, each R9 being the same or different when two are present; R10 is —SO2R11, —SO2CF3, —COR11, —CON(R9)2 or —(CH2)nSO2R11; and R11 is C1-C6 alkyl; and the pharmaceutically acceptable salts thereof are inhibitors of RSV and can therefore be used to treat or prevent an RSV infection.
式(I)的苯并咪唑衍生物:式(I)) 其中R1是-(CH2)m-R7、(式(II))或(式(III)); R2是H、卤素、-(CH2)m-NH2、-(CH2)n-C(═NH)-NH2或-(CH2)n-NH-(CH2)m-NHR9; R3是H、F或Cl;R4、R5 和 R6 各自独立地为 H 或 F; R7 为 C1-C6 烷基、CF3、-SO2R11、-NH-(CH2)2-(NH)r-R8、-NH-CH(R8R9) 或下式 (A) 的基团:式(A)):W 是-(CH2)m-、-CH2-O-CH2-、-CH2-S-CH2-、-(CH2)r-S(O)2-CH2-或-(CH2)r-NR8-CH2-;m 是 1 至 3 的整数;n 是 1 或 2;q 是 0 或 1;r 是 0 或 1;R8 是 H、-SO2R11、-SO2CF3、-COR11、-C(O)OR11、-CON(R9)2 或 -(CH2)nSO2R11;R9是H或C1-C6烷基,当存在两个R9时,每个R9相同或不同;R10是-SO2R11、-SO2CF3、-COR11、-CON(R9)2或-(CH2)nSO2R11;以及R11是C1-C6烷基;其药学上可接受的盐类是RSV的抑制剂,因此可用于治疗或预防RSV感染。