发明授权
US3853864A 1,7-dialkyl-1,2-dihydro-4-hydroxy-1,8-naphthyridine-3-carboxylic acid alkyl esters 失效
1,7-二烷基-1,2-二氢-4-羟基-1,8-萘磺酰基-3-羧酸烷基酯

1,7-dialkyl-1,2-dihydro-4-hydroxy-1,8-naphthyridine-3-carboxylic acid alkyl esters
摘要:
1,7-Dialkyl-1,2-dihydro-4-hydroxy-1,8-naphthyridine-3-carboxylic acid alkyl esters are prepared by cyclization of 2-((2alkoxycarbonylethyl)alkylamino)-6-alkylnicotinic acid alkyl esters. The compounds so produced exhibit in vivo antibacterial activity.
信息查询
0/0