N-pyridazinyl-benzene (naphthalene-, biphenyl-) sulfonamide derivatives, their preparation and their use as endothelin antagonists
申请人:BRISTOL-MYERS SQUIBB COMPANY
公开号:EP0640596A1
公开(公告)日:1995-03-01
Compounds of the formula
wherein:
R is phenyl, naphthyl or biphenyl, each of which may be substituted with R¹, R² and R³; R⁴,R⁵ and R¹² are each independently
(a)hydrogen;
(b)alkyl, alkenyl, alkynyl, alkoxy, cycloalkyl, cycloalkylalkyl, cycloalkenyl, cycloalkenylalkyl, aryl, aryloxy, aralkyl or aralkoxy, any of which may be substituted with Z¹, Z² and Z³;
(c)halo;
(d)hydroxyl;
(e)cyano;
(f)nitro;
(g)-C(O)H or -C(O)R⁶;
(h)-CO₂H or -CO₂R⁶;
(i)-SH, -S(O)nR⁶, -S(O)m-OH, -S(O)m-OR⁶, -O-S(O)m-R⁶, -O-S(O)mOH or -O-S(O)m-OR⁶;
(j)-Z⁴-NR⁷R⁸;
(k)-Z⁴-N(R¹¹)-Z⁵-NR⁹R¹⁰; or
(l)R⁴ and R⁵ or R⁵ and R¹² together are alkylene or alkenylene (either of which may be substituted with Z¹, Z² and Z³), completing a 4- to 8-membered saturated, unsaturated or aromatic ring together with the carbon atoms to which they are attached;
provided that when R is phenyl, at least two of R⁴, R⁵ and R¹² are other than hydrogen;
R¹, R², R³, R⁶, R⁷, R⁸, R⁹, R¹⁰, R¹¹, Z¹, Z², Z³, Z⁴, Z⁵, n and m are as defined in the description;
and pharmaceutically acceptable salts thereof are endothelin receptor antagonists useful, inter alia, as antihypertensive agents.
式中的化合物
其中
R 是苯基、萘基或联苯基,其中每个苯基、萘基或联苯基均可被 R¹、R² 和 R³ 取代;R⁴、R⁵ 和 R¹² 各自独立存在
(a) 氢
(b) 烷基、烯基、炔基、烷氧基、环烷基、环烷基烷基、环烯基、环炔基烷基、芳基、芳氧基、芳烷基或芳烷氧基,其中任何一个可被 Z¹、Z² 和 Z³ 取代;
(c) 卤
(d) 羟基
(e) 氰基
(f) 硝基
(g)-C(O)H 或 -C(O)R⁶;
(h)-CO₂H 或 -CO₂R⁶;
(i) -SH、-S(O)nR⁶、-S(O)m-OH、-S(O)m-OR⁶、-O-S(O)m-R⁶、-O-S(O)mOH 或-O-S(O)m-OR⁶;
(j)-Z⁴-NR⁷R⁸;
(k)-Z⁴-N(R¹¹)-Z⁵-NR⁹R¹⁰ ;或
(l)R⁴ 和 R⁵ 或 R⁵ 和 R¹² 合在一起是亚烷基或烯基(二者均可被 Z¹、Z² 和 Z³ 取代),与它们所连接的碳原子一起完成一个 4 至 8 元饱和、不饱和或芳香环;
但当 R 为苯基时,R⁴、R⁵ 和 R¹² 中至少有两个不是氢;
R¹、R²、R³、R⁶、R⁷、R⁸、R⁹、R¹⁰、R¹¹、Z¹、Z²、Z³、Z⁴、Z⁵、n 和 m 如描述中所定义;
及其药学上可接受的盐类为内皮素受体拮抗剂,可用作降压药等。