2-aminopropane-1,3-diol compounds, medicinal use thereof, and intermediates in synthesizing the same
申请人:Welfide Corporation
公开号:US06214873B1
公开(公告)日:2001-04-10
The present invention relates to a compound of the general formula
wherein R1, R2, R3 and R4 are each a hydrogen or an acyl, a pharmaceutically acceptable acid addition salt thereof or a hydrate thereof; a pharmaceutical comprising this compound; a pharmaceutical composition comprising this compound and a pharmaceutically acceptable carrier; and 2-amino-2-(2-(4-(1-hydroxy-5-phenylpentyl)phenyl)ethyl)propane-1,3-diol or 2-amino-2-(2-(4-formylphenyl)ethyl)propane-1,3-diol, the derivatives of the two compounds whose amino group and/or hydroxy group are(is) protected or a salt thereof. The compound of the present invention shows superior immunosuppressive action with less toxicity and higher safety, and is useful as a drug for prevention or suppression of rejection of organs or bone marrow transplantation, or as a drug for prevention or treatment of various autoimmune diseases or allergic diseases.
本发明涉及一种通式为R1、R2、R3和R4均为氢或酰基,其药学可接受的酸盐或水合物的化合物;包含该化合物的药物;包含该化合物和药学可接受的载体的药物组合物;以及2-氨基-2-(2-(4-(1-羟基-5-苯基戊基)苯基)乙基)丙烷-1,3-二醇或2-氨基-2-(2-(4-甲酰基苯基)乙基)丙烷-1,3-二醇,它们的衍生物,其氨基和/或羟基被保护或其盐。本发明的化合物表现出卓越的免疫抑制作用,毒性较小,安全性更高,可用作器官或骨髓移植排斥的预防或抑制药物,或用作各种自身免疫性疾病或过敏性疾病的预防或治疗药物。