申请人:SHIONOGI & CO., LTD.
公开号:EP1186599A1
公开(公告)日:2002-03-13
The present invention provides industrial and commercial processes for the preparation of 2-acyl-5-benzylfuran derivatives, 1,2,4-triazole-3-carboxylic acid ester derivatives and propenone derivatives having anti-HIV activities and usuful crystals thereof.
wherein R1, R2 and R4 each is independently hydrogen or the like; A is CR6 or N; R6 is hydrogen or the like; Q is a protecting group; and L is a leaving group.
本发明提供了制备具有抗 HIV 活性的 2-酰基-5-苄基呋喃衍生物、1,2,4-三唑-3-羧酸酯衍生物和丙 烯酮衍生物及其有用晶体的工业和商业工艺。
其中 R1、R2 和 R4 各自独立地为氢或类似物;A 为 CR6 或 N;R6 为氢或类似物;Q 为保护基团;L 为离去基团。