2-Phenylalkyl-3-aminoalkyl-4(3H)-quinazolinones, processes for preparing them, pharmaceutical compositions and use
申请人:MITSUBISHI KASEI CORPORATION
公开号:EP0169537A2
公开(公告)日:1986-01-29
Disclosed are a 2-phenylalkyl-3-aminoalkyl-4(3H)-quinazolinone compound of Formula (1):
werein, X represents a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 5 carbon atoms, a phenoxy group, a benzyloxy group, a halogen atom or a hydroxy group; Y represents an alkyl group having 1 to 5
carbon atoms, an alkoxy group having 1 to 5 carbon atoms, a benzyloxy group, a halogen atom or a nitro group: R' represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms; R2 represents an alkyl group having 1 to 5 carbon atoms or a group of Formula (2)
[wherein, Z represents a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, an alkoxy group having 1 to 5 carbon atoms, or a halogen atom; is an integer of 1 to 3; and l is an integer of 1 to 5]; or R1 and R2 represent together with the nitrogen atom to which they are attached, a cyclic amino group of the formula:
[wherein, A represents an alkylene group having 2 to 6 carbon atoms or a group of the formula -(CH2)2-O-(CH2)2-]; a and b are independently an integer of 1 to 3; and n and m are independently an integer of 1 to 5, or a pharmaceutically acceptable acid addition salt thereof, a process for preparing said compound, a composition comprising said compound as an active ingredient and a use of the said compound for the preparing of a pharmaceutical composition.
The compounds of the present invention have calcium antagonistic, vasodilative, and antihypertensive activities.
本发明公开了一种式(1)的 2-苯基烷基-3-氨基烷基-4(3H)-喹唑啉酮化合物:
其中,X 代表氢原子、具有 1 至 5 个碳原子的烷基、具有 1 至 5 个碳原子的烷氧基、苯氧基、苄氧基、卤素原子或羟基;Y 代表具有 1 至 5 个碳原子的烷基、具有 1 至 5 个碳原子的烷氧基、苯氧基、苄氧基、卤素原子或羟基。
代表 1 至 5 个碳原子的烷基、1 至 5 个碳原子的烷氧基、苄氧基、卤素原子或硝基:R' 代表氢原子或具有 1 至 5 个碳原子的烷基; R2 代表具有 1 至 5 个碳原子的烷基或式(2)的基团
[其中,Z 代表氢原子、具有 1 至 5 个碳原子的烷基、具有 1 至 5 个碳原子的烷氧基或卤素原子;是 1 至 3 的整数;l 是 1 至 5 的整数];或 R1 和 R2 与它们所连接的氮原子一起代表式(2)的环状氨基:
[其中,A 代表具有 2 至 6 个碳原子的亚烷基或式-(CH2)2-O-(CH2)2-]的基团;a 和 b 独立地为 1 至 3 的整数;n 和 m 独立地为 1 至 5 的整数,或其药学上可接受的酸加成盐,制备所述化合物的工艺,包含所述化合物作为活性成分的组合物,以及所述化合物用于制备药物组合物的用途。
本发明的化合物具有钙拮抗、血管扩张和降压活性。