(3 R *,4 R *)-和(3 R *,4 S *)-4-芳基-3-甲基-4-哌啶甲醇和氟类似物的非对映选择性合成
摘要:
由1,3-二甲基-4-哌啶酮实现了两个简明且高产的4-芳基-3-甲基-4-哌啶甲醇的非对映选择性合成。控制C3–C4相对立体化学的关键反应是由4-芳基-3-甲基-1,2,3,6-四氢吡啶生成的金属烯胺的烷氧基甲基化,提供了(3 R *,4 S *)形式并用去质子化的3-甲基-4-哌啶腈进行氟芳烃的亲核取代,得到(3R *,4 R *)-异构体。随后通过使用DAST对哌啶甲醇进行氟化来获得相应的氟甲基类似物。
[EN] KAPPA OPIOID RECEPTOR LIGANDS<br/>[FR] LIGANDS DU RECEPTEUR KAPPA OPIOIDE
申请人:RES TRIANGLE INST
公开号:WO2002060445A1
公开(公告)日:2002-08-08
Structurally novel kappa opioid receptor antagonists are provided, and the use of these antagonists in treatment of disease states that are ameliorated by binding of the kappa opioid receptor such as heroin or cocaine addictions.