申请人:THE ROYAL FREE HOSPITAL SCHOOL OF MEDICINE
公开号:EP0335745A1
公开(公告)日:1989-10-04
Substituted-3-hydroxy-pyrid-4-ones, derivatives thereof, and salts thereof are produced by reacting subsituted-3-hydroxypyr-4-one with ammonia or a non-sterically hindered primary amine usually in the presence of a solvent such as water. Also disclosed are novel derivatives of 2-ethyl-3-hydroxypyrid-4-one.
通过将取代的3-羟基吡啶-4-酮与氨或非立体位阻的一级胺反应,通常在水等溶剂的存在下,可以制备取代的3-羟基吡啶-4-酮、其衍生物和盐类。此外,还披露了2-乙基-3-羟基吡啶-4-酮的新衍生物。