申请人:Sterling Drug Inc.
公开号:US04439436A1
公开(公告)日:1984-03-27
Novel 5,8-dihydro-8-oxo-1,3-dioxolo[4,5-g]quinoline-7-carboxylic acids substituted in the 5-position by lower-alkylamino or di-lower-alkylamino, useful as antibacterial agents, are prepared from 8-hydroxy-1,3-dioxolo[4,5-g]quinoline-7-carboxylic acid or a lower-alkyl ester thereof via a series of novel intermediates.
5,8-二氢-8-氧代-1,3-二氧杂-4,5-环[4,5-g]喹啉-7-羧酸在5位以较低烷基氨基或二个较低烷基氨基取代,可用作抗菌剂。该化合物可以通过一系列新的中间体从8-羟基-1,3-二氧杂-4,5-环[4,5-g]喹啉-7-羧酸或其较低烷酯衍生物制备而成。