申请人:WARNER-LAMBERT COMPANY
公开号:EP0187487A1
公开(公告)日:1986-07-16
There is disclosed a compound having the following general formula (I)
or a pharmaceutically acceptable salt thereof, wherein:
R', R4, and R5 are each, independently, H, an alkyl having from one to twelve carbon atoms, an alkoxy having from one to twelve carbon atoms, a hydroxy, an aryl, a nitro group, an amino group, a substituted amino group, a mercapto radical, an alkylthio radical having from one to four carbon atoms, an alkylsulphinyl radical having from one to four carbon atoms, an alkylsulphonyl radical having from one to four carbon atoms, an arylthio radical, an arylsulphinyl radical, an arylsulphony radical or a halogen, R1 being further chosen from a methylenedioxy radical attached to adjacent carbon atoms of the benzene ring;
R2 is an alkoxy having from one to twelve carbon atoms, an arylmethoxy, an amino group, a substituted amino group, a mercapto group, an alkylthio having from one to four carbon atoms, an alkylsulphinyl having from one to four carbon atoms, an alkylsulphonyl having from one to four carbon atoms, an arylthio, an arylsulphinyl, or an arylsulphonyl; and
R3 is A or B
X is oxygen or S(O)q wherein q is zero, one, or two.
Also disclosed is a process for preparing the compounds, compositions comprising the compounds and pharmaceutical uses of the compounds.
The novel benzothiophene and benzofuran derivatives have antiallergic activity. The disclosure describes the use of derivatives for prevention of the release of mediators including histamine and leukotrienes from basophils and mast cells, and prevent respiratory burst in neutrophils providing activity useful in cardiovascular disorders as well as in antiinflammatory, psoriasis, and antimigraine treatment.
本发明公开了具有以下通式(I)的化合物
或其药学上可接受的盐,其中
R'、R4 和 R5 各自独立地为 H、具有 1 至 12 个碳原子的烷基、具有 1 至 12 个碳原子的烷氧基、羟基、芳基、硝基、氨基、取代氨基、巯基、具有 1 至 4 个碳原子的烷硫基R1是连接到苯环相邻碳原子上的亚甲基二氧基,R2是具有一至四个碳原子的烷氧基,R3是具有一至四个碳原子的亚甲基二氧基,R4是具有一至四个碳原子的亚甲基二氧基,R5是具有一至四个碳原子的亚甲基二氧基,R6是具有一至四个碳原子的亚甲基二氧基,R7是具有一至四个碳原子的亚甲基二氧基,R8是具有一至四个碳原子的亚甲基二氧基,R9是具有一至四个碳原子的亚甲基二氧基;
R2 是具有一至十二个碳原子的烷氧基、芳基甲氧基、氨基、取代氨基、巯基、具有一至四个碳原子的烷硫基、具有一至四个碳原子的烷基亚砜基、具有一至四个碳原子的烷基磺酰基、芳基硫基、芳基亚砜基或芳基磺酰基;和
R3 是 A 或 B
X 是氧或 S(O)q,其中 q 为 0、1 或 2。
还公开了制备这些化合物的工艺、包含这些化合物的组合物以及这些化合物的药物用途。
新型苯并噻吩和苯并呋喃衍生物具有抗过敏活性。该公开描述了这些衍生物在防止嗜碱性粒细胞和肥大细胞释放包括组胺和白三烯在内的介质,以及防止中性粒细胞呼吸爆发方面的用途,其活性可用于心血管疾病以及抗炎、牛皮癣和抗偏头痛治疗。