申请人:Merck & Co., Inc.
公开号:US04699926A1
公开(公告)日:1987-10-13
The present invention is directed to compounds of the general formula I and pharmaceutically acceptable salts thereof: ##STR1## wherein R=H or lower alkyl; R'=H, lower alkyl, benzyl, CH.sub.2 OH; A=(CH.sub.2).sub.1 to 5, >C(CH.sub.3).sub.2, >C (CH.sub.2).sub.3 ; and X=0 or 1. The present invention is also directed to a method of treating a person for sickle cell anemia comprising administering to the person a therapeutically effective dosage of the above compounds. In addition the invention includes the novel compound: ##STR2## which is inaccessible by synthetic procedures previously described for this general class of compounds.
本发明涉及通式I的化合物及其药学上可接受的盐:其中R=H或较低的烷基;R'=H,较低的烷基,苄基,CH₂OH;A=(CH₂)₁至5,>C(CH₃)₂,>C(CH₂)₃;X=0或1。本发明还涉及一种治疗镰状细胞贫血的方法,包括向患者施用上述化合物的治疗有效剂量。此外,该发明还包括新化合物:对于此类化合物的一般合成程序以前无法获得。