申请人:MERCK FROSST CANADA INC.
公开号:EP0206751A2
公开(公告)日:1986-12-30
Compounds having the formula:
are selective antagonists of leukotrienes of D4. These compounds are useful as anti-asthmatic, anti-allergic, anti-inflammatory, and cytoprotective agents and may be made up into pharmaceutical compositions. In the formula
R1 is H, halogen, C1-C8 alkyl, C2-C8 alkenyl, C2-C8 alkynyl, -CF3, -OR2, -SR2, -NR2R2, -CHO, -COOR2, -(C=O)R2, -C(OH)R2R2, -CN, -N02, substituted or unsubstituted phenyl, substituted or unsubstituted benzyl, or substituted or unsubstituted phenethyl;
R2 is H, C1-C8 alkyl, C2-C8 alkenyl, C2-C8 alkynyl, -CF3, substituted or unsubstituted phenyl, substituted or unsubstituted benzyl, or substituted or unsubstituted phenethyl;
R3 is -(A)m-(CR2=CR2)p-(CR2R2)m-Q;
R4 is H, halogen, -N02, -CN, -OR2, -SR2, NR2R2, or C1-C8 alkyl;
R5 is -(CH2)s-C-(CH2)s-R7;
R6 is H or C1-C4 alkyl;
R7 is A) a monocyclic or bicyclic heterocyclic radical containing from 3 to 12 nuclear carbon atoms and 1 or 2 nuclear heteroatoms selected from N and S with at least one being N, and with each ring in the heterocyclic radical being formed of 5 or 6 atoms, or B) the radical W-Rs;
RS contains up to 21 carbon atoms and is (1) a hydrocarbon radical or (2) an acyl radical of an organic acyclic or monocyclic carboxylic acid containing not more than 1 heteroatom in the ring;
R9 is -OR10, -SR10, or NR10R10;
R10 is H, C1-C6 alkyl, -(C=O)R11, unsubstituted phenyl or unsubstituted benzyl;
R11 is H, C1-C8 alkyl, C2-C8 alkenyl, C2-C8 alkynyl, -CF3, or unsubstituted phenyl, benzyl, or phenethyl;
m is 0-8;
n is 1 or 2;
p is 0-2;
s is 0-3;
A is -CR2R4-, or =C=O;
Q is -COOR2, tetrazole, -COOR5, -COCH2OH, -CONHSO2R11, -CH2OH, -CN, -CONR10R10, -NHSO2R11 (but only when the sum of m and p in R3 is greater than 0), or if Q is COOH and R3 contains an R4 which is -OH, -SH, or -NHR2 then Q and R4 and the carbons through which they are attached may form a heterocyclic ring with loss of water;
W is O, S, or NH;
X is O, S, -SO, -S02, or -NR2;
Y is -(CR2=CR2)n-, -(C≡C)n-, -CR2R2-X-, or-X-CR2R2-.
具有以下式子的化合物
是白三烯 D4 的选择性拮抗剂。这些化合物可用作抗哮喘、抗过敏、抗炎和细胞保护剂,并可制成药物组合物。式中
R1 是 H、卤素、C1-C8 烷基、C2-C8 烯基、C2-C8 炔基、-CF3、-OR2、-SR2、-NR2R2、-CHO、-COOR2、-(C=O)R2、-C(OH)R2R2、-CN、-N02、取代或未取代的苯基、取代或未取代的苄基、取代或未取代的苯乙基;
R2 是 H、C1-C8 烷基、C2-C8 烯基、C2-C8 炔基、-CF3、取代或未取代的苯基、取代或未取代的苄基、或取代或未取代的苯乙基;
R3 是-(A)m-(CR2=CR2)p-(CR2R2)m-Q;
R4 是 H、卤素、-N02、-CN、-OR2、-SR2、NR2R2 或 C1-C8 烷基;
R5 是-(CH2)s-C-(CH2)s-R7;
R6 是 H 或 C1-C4 烷基;
R7 是 A) 单环或双环杂环基,含有 3 至 12 个核碳原子和 1 或 2 个核杂原子,杂原子选自 N 和 S,其中至少一个为 N,杂环基中的每个环由 5 或 6 个原子组成,或 B) 基 W-Rs;
RS 含有多达 21 个碳原子,且 (1) 是烃基或 (2) 是有机无环或单环羧酸的酰基,环中含有不超过 1 个杂原子;
R9 是-OR10、-SR10 或 NR10R10;
R10 是 H、C1-C6 烷基、-(C=O)R11、未取代苯基或未取代苄基;
R11 是 H、C1-C8 烷基、C2-C8 烯基、C2-C8 炔基、-CF3 或未取代苯基、苄基或苯乙基;
m 为 0-8
n 是 1 或 2
p 为 0-2
s 是 0-3;
A 是-CR2R4-,或 =C=O;
Q为-COOR2、四唑、-COOR5、-COCH2OH、-CONHSO2R11、-CH2OH、-CN、-CONR10R10、-NHSO2R11(但仅当 R3 中 m 和 p 之和大于 0 时),或者如果 Q 为 COOH,且 R3 中含有-OH、-SH 或-NHR2 的 R4,则 Q 和 R4 以及连接它们的碳原子可在失水的情况下形成杂环;
W 是 O、S 或 NH;
X 是 O、S、-SO、-S02 或-NR2;
Y 是-(CR2=CR2)n-、-(C≡C)n-、-CR2R2-X-或-X-CR2R2-。