申请人:GLAXO GROUP LIMITED
公开号:EP0303466A2
公开(公告)日:1989-02-15
The invention provides compounds of the general formula (I)
and physiologically acceptable salts and solvates thereof,
wherein
Z represents the group
where A represents a group selected from HOR³-, R⁶NH(CH₂)p-, R¹⁰R¹¹N-, R¹²OCH₂-, CH₃SO₂CH₂- or NCCH₂-;
where R³ is a C₁₋₃alkylene group,
R⁶ is a group selected from R⁷CO-, R⁷NHCO-, R⁷R⁸NSO₂- or R⁹SO₂-, and p is zero or 1,
R⁷ and R⁸ each represent a hydrogen atom or a C₁₋₃alkyl group,
R⁹ is a C₁₋₃alkyl group,
R¹⁰ and R¹¹ each represent a hydrogen atom or a C₁₋₄alkyl group or, when R¹⁰ is a hydrogen atom, R¹¹ may also be a C₁₋₄alkoxycarbonyl group, and
R¹² is a C₁₋₃alkyl group;
where one of R⁴ and R⁵ is a hydroxy group and the other is a hydrogen or halogen atom or a hydroxy group;
where A¹ is either a chlorine atom or a -CF₃ group;
X represents a bond or a C₁₋₇alkylene, C₂₋₇alkenylene or C₂₋₇alkynylene chain, and
Y represents a bond, or a C₁₋₆alkylene, C₂₋₆alkenylene or C₂₋₆alkynylene chain, with the proviso that the sum total of carbon atoms is X and Y is 2 to 10;
R represents a hydrogen atom or a C₁₋₃alkyl group;
R¹ and R² each represents a hydrogen atom or a C₁₋₃alkyl group; with the proviso that the sum total of carbon atoms in R¹ and R² is not more than 4;
Q represents a pyridyl group optionally substituted by one or two substituents selected from halogen atoms or hydroxy, C₁₋₃alkyl or C₁₋₃alkoxy groups, or Q represents a phenyl group optionally substituted by one or more substituents selected from halogen atoms or the groups C₁₋₆alkyl, nitro, -(CH₂)qR¹³ or -O(CH₂)rR¹⁴, or Q represents a phenyl group substituted by an alkylenedioxy group of formula -O(CH₂)tO-;
where
R¹³ represents hydroxy, C₁₋₆alkoxy, cyano, -NR¹⁵R¹⁶, -NR¹⁷COR¹⁸, -NR¹⁷SO₂R¹⁹, -COR²⁰, -SR²¹, -SOR²² or -SO₂R²²;
R¹⁴ represents hydroxy or C₁₋₄alkoxy;
R¹⁵ and R¹⁶ each represent a hydrogen atom or a C₁₋₄alkyl group or -NR¹⁵R¹⁶ forms a saturated heterocyclic amino group which has 5-7 ring members and optionally contains in the ring one or more atoms selected from -O- or -S- or a group -NH- or -N(CH₃)-;
R¹⁷ represents a hydrogen atom or a C₁₋₄alkyl group;
R¹⁸ represents a hydrogen atom or a C₁₋₄alkyl, C₁₋₄alkoxy, phenyl or -NR¹⁵R¹⁶ group;
R¹⁹ represents C₁₋₄alkyl, phenyl or -NR¹⁵R¹⁶;
R²⁰ represents hydroxy, C₁₋₄alkoxy or -NR¹⁵R¹⁶;
R²¹ represents a hydrogen atom or a C₁₋₄alkyl or phenyl group;
R²² represents a C₁₋₄alkyl or phenyl group;
q represents an integer from 0 to 3;
r represents 2 or 3; and
t represents 1 or 2.
The compounds have a stimulant action at β₂-adrenoreceptors and may be used in the treatment of diseases associated with reversible airways obstruction such as asthma and chronic bronchitis.
本发明提供通式 (I) 的化合物
及其生理上可接受的盐类和溶剂、
其中
Z 代表基团
其中 A 代表选自 HOR³-、R⁶NH(CH₂)p-、R¹⁰R¹N-、R¹²OCH₂-、CH₃SO₂CH₂- 或 NCCH₂- 的基团;
其中 R³ 是 C₁₋₃亚烷基、
R⁶ 是选自 R⁷CO-、R⁷NHCO-、R⁷R⁸NSO₂- 或 R𠞙SO₂- 的基团,且 p 为 0 或 1、
R⁷ 和 R⁸ 各代表一个氢原子或一个 C₁₋₃ 烷基、
R⁹ 是 C₁₋₃ 烷基、
R¹⁰ 和 R¹¹ 各代表一个氢原子或一个 C₁₋₄ 烷基,或者当 R¹⁰ 是一个氢原子时,R¹¹ 也可以是一个 C₁₋₄ 烷氧基羰基,以及
R¹² 是 C₁₋₃ 烷基;
其中一个 R⁴ 和 R⁵ 是羟基,另一个是氢原子、卤素原子或羟基;
其中 A¹ 是氯原子或 -CF₃ 基团;
X 代表键或 C₁₋₇烯烃、C₂₋₇烯烃或 C₂₋₇炔烃链,以及
Y 代表键,或 C₁₋₆烯烃、C₂₋₆烯烃或 C₂₋₆炔烃链,但条件是 X 和 Y 的碳原子总数为 2 至 10;
R 代表氢原子或 C₁₋₃ 烷基;
R¹和R²各自代表氢原子或C₁₋₃烷基;但R¹和R²中的碳原子总数不超过4;
Q 代表吡啶基,可任选被一个或两个取代基取代,取代基可选自卤素原子或羟基、C₁₋₃烷基或 C₁₋₃ 烷氧基、或 Q 代表任选被一个或多个取代基取代的苯基,这些取代基可选自卤素原子或 C₁₋₆烷基、硝基、-(CH₂)qR¹³ 或 -O(CH₂)rR¹⁴,或 Q 代表被式 -O(CH₂)tO-的烷二氧基取代的苯基;
其中
R¹³ 代表羟基、C₁₋₆烷氧基、氰基、-NR¹⁵R¹⁶、-NR¹⁷COR¹⁸、-NR¹⁷SO₂R¹⁹、-COR²⁰、-SR²¹、-SOR²² 或-SO₂R²²;
R¹⁴ 代表羟基或 C₁₋₄ 烷氧基;
R¹⁵和R¹⁶各自代表氢原子或C₁₋₄烷基或-NR¹⁵R¹⁶形成饱和杂环氨基,该氨基具有 5-7 个环成员,并可选地在环中包含一个或多个选自-O-或-S-或基团-NH-或-N(CH₃)-的原子;
R¹⁷ 代表氢原子或 C₁₋₄ 烷基;
R¹⁸ 代表氢原子或 C₁₋₄烷基、C₁₋₄烷氧基、苯基或 -NR¹⁵R¹⁶ 基团;
R¹⁹ 代表 C₁₋₄烷基、苯基或 -NR¹⁵R¹⁶ 基团;
R²⁰ 代表羟基、C₁₋₄烷氧基或-NR¹⁵R¹⁶;
R²¹ 代表氢原子或 C₁₋₄ 烷基或苯基;
R²² 代表 C₁₋₄烷基或苯基;
q 代表 0 至 3 的整数
r 代表 2 或 3;以及
t 代表 1 或 2。
这些化合物对 β₂-肾上腺素受体具有刺激作用,可用于治疗与可逆性气道阻塞有关的疾病,如哮喘和慢性支气管炎。