申请人:Warner-Lambert Company
公开号:US04663457A1
公开(公告)日:1987-05-05
1-cyclopropyl-6,7-dihalo-1,4-dihydro-4-oxo-1,8-naphthyridine-3-carboxylic acids and their esters, which are useful as intermediates for the preparation of compounds which are useful as anti-bacterial agents.
1-环丙基-6,7-二卤代-1,4-二氢-4-氧基-1,8-萘啶-3-羧酸及其酯类,可用作制备抗菌剂的化合物的中间体。