Process for the preparation of imidazo [1,2-a] pyridines
申请人:Merck & Co., Inc.
公开号:US04092321A1
公开(公告)日:1978-05-30
Processes are described for the preparation of 2-(methoxycarbonylamino)-6-(phenylsulfinyl) imidazo [1,2-a] pyridine, which is an active anthelmintic agent. The process involves the treatment of a 5-phenylsulfinyl pyridine substituted at the 2-position with a leaving group, with methylchloroacetylcarbamate followed by treatment with ammonia.