申请人:Hidaka Hiroyoshi
公开号:US20090306053A1
公开(公告)日:2009-12-10
The present invention relates to a compound having a highly selective Rho-kinase inhibiting activity and being useful as a therapeutic agent for a disease such as hypertension, pulmonary hypertension, cerebral vasospasm, cardiac angina, cardiac failure, arteriosclerosis, glaucoma, dysuria, asthma, or erectile dysfunction, and a drug containing the compound.
Provided is a homopiperazine derivative represented by General Formula (1), an acid addition salt thereof, or a solvate of the derivative or the salt:
(wherein R
1
represents an amino acid residue; R
2
represents a hydrogen atom or an alkyl group; R
3
represents a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, a halogen atom, a nitrile group, or a hydroxyl group; and R
4
represents a hydrogen atom, a halogen atom, or a hydroxyl group).
本发明涉及一种具有高度选择性Rho-激酶抑制活性的化合物,可用作治疗高血压、肺动脉高压、脑血管痉挛、心绞痛、心力衰竭、动脉硬化、青光眼、排尿困难、哮喘或勃起功能障碍等疾病的治疗剂,以及包含该化合物的药物。本发明提供了一种由通式(1)表示的同源哌嗪衍生物,其酸加成盐或该衍生物或盐的溶剂:(其中R1表示氨基酸残基;R2表示氢原子或烷基;R3表示氢原子、烷基、烯基、炔基、烷氧基、卤素原子、腈基或羟基;R4表示氢原子、卤素原子或羟基)。