5-isothiocyanato-2-methylquinolines, N-(2,2-dialkoxyethyl)-N'-(2-methylquinolin-5-yl)thioureas, 5-(2-mercaptoimidazol-1-yl)-2-methylquinolines, 5-(imidazol-1-yl)-2-methylquinolines, 5-(imidazol-1-yl)-1,2,3,4-tetrahydro-2-methylquinolines and dialkoxy 2-[N-(5-(imidazol-1-yl)-1,2,3,4-tetrahydro-2-methylquinolinyl)]methylenema lonates are described as intermediates for antimicrobial 6,7-dihydro-8-(imidazol-1-yl)-5-methyl-1-oxo-1H,5H-benzo[ij]quinolizine-2- carboxylic acids.
6,7-Dihydro-8-(imidazol-1-yl)-5-methyl-1-oxo-1H,5H-benzo(ij)quinolizine-2-carboxylic acids and derivatives
申请人:RIKER LABORATORIES, INC.
公开号:EP0109285A1
公开(公告)日:1984-05-23
Certain 6,7-dihydro-8-limidazol-1-yp-1-oxo-1H,5H-benzo[ij]quinolizine-2-carboxylic acids are disclosed as potent antimicrobial agents with an unusual spectrum of activity. Esters, acyl chlorides, alkylaminoalkyl ester salts, salts of a nitrogen atom of the imidazole ring, and pharmaceutically acceptable carboxylate salts are also disclosed. Novel synthetic intermediates are also described.